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Species found: 4187

• Acanthophis antarcticus (SHAW, 1802)
• Acanthophis cryptamydros MADDOCK, ELLIS, DOUGHTY, SMITH & WÜSTER, 2015
• Acanthophis hawkei WELLS & WELLINGTON, 1985
• Acanthophis laevis MACLEAY, 1877
• Acanthophis praelongus RAMSAY, 1877
• Acanthophis pyrrhus BOULENGER, 1898
• Acanthophis rugosus LOVERIDGE, 1948
• Acanthophis wellsi HOSER, 1998
• Achalinus ater BOURRET, 1937
• Achalinus dabieshanensis ZHANG, LIU, HUANG, HU, YU, SUN, ZHANG, WEN & ZHANG, 2023
• Achalinus damingensis XU, YANG, WU, GONG, HUANG & HUANG, 2023
• Achalinus dehuaensis LI, WU, XU, ZHU, REN, GUO & DONG, 2021
• Achalinus emilyae ZIEGLER, NGUYEN, PHAM, NGUYEN, PHAM, VAN SCHINGEN, NGUYEN & LE, 2019
• Achalinus formosanus BOULENGER, 1908
• Achalinus hainanus HUANG, 1975
• Achalinus huangjietangi HUANG, PENG & HUANG, 2021
• Achalinus hunanensis MA, SHI, XIANG, SHU & JIANG, 2023
• Achalinus jianghuaensis HUANG, LIU, ZHANG & WU, 2024
• Achalinus jinggangensis (ZONG & MA, 1983)
• Achalinus juliani ZIEGLER, NGUYEN, PHAM, NGUYEN, PHAM, VAN SCHINGEN, NGUYEN & LE, 2019
• Achalinus meiguensis HU & ZHAO, 1966
• Achalinus nanshanensis LI, ZHU, XIAO, WU, YANG, ZHANG & MO, 2024
• Achalinus niger MAKI, 1931
• Achalinus ningshanensis YANG, HUANG, JIANG, BURBRINK, GONG, YU, ZHANG, HUANG & HUANG, 2022
• Achalinus panzhihuaensis HOU, WANG, GUO, CHEN, YUAN & CHE, 2021
• Achalinus pingbianensis LI, YU, WU, LIAO, TANG, LIU & GUO, 2020
• Achalinus quangi PHAM, PHAM, LE, NGO, ONG, ZIEGLER & NGUYEN, 2023
• Achalinus rufescens BOULENGER, 1888
• Achalinus sheni MA, XU, QI, WANG, TANG, HUANG & JIANG, 2023
• Achalinus spinalis PETERS, 1869
• Achalinus timi ZIEGLER, NGUYEN, PHAM, NGUYEN, PHAM, VAN SCHINGEN, NGUYEN & LE, 2019
• Achalinus tranganensis LUU, ZIEGLER, HA, LO, HOANG, NGO, LE, TRAN & NGUYEN, 2020
• Achalinus vanhoensis HA, ZIEGLER, SY, LE, NGUYEN & LUU, 2022
• Achalinus werneri VAN DENBURGH, 1912
• Achalinus yangdatongi HOU, WANG, GUO, CHEN, YUAN & CHE, 2021
• Achalinus yunkaiensis WANG, LI & WANG, 2019
• Achalinus zugorum MILLER, DAVIS, LUONG, DO, PHAM, ZIEGLER, LEE, DE QUEIROZ, REYNOLDS & NGUYEN, 2020
• Acrantophis dumerili JAN, 1860
• Acrantophis madagascariensis (DUMÉRIL & BIBRON, 1844)
• Acrochordus arafurae MCDOWELL, 1979
• Acrochordus granulatus (SCHNEIDER, 1799)
• Acrochordus javanicus HORNSTEDT, 1787
• Acutotyphlops banaorum WALLACH, BROWN, DIESMOS & GEE, 2007
• Acutotyphlops infralabialis (WAITE, 1918)
• Acutotyphlops kunuaensis WALLACH, 1995
• Acutotyphlops solomonis (PARKER, 1939)
• Acutotyphlops subocularis (WAITE, 1897)
• Adelphicos daryi CAMPBELL & FORD, 1982
• Adelphicos ibarrorum CAMPBELL & BRODIE, 1988
• Adelphicos latifasciatum LYNCH & SMITH, 1966
• Adelphicos newmanorum TAYLOR, 1950
• Adelphicos nigrilatum SMITH, 1942
• Adelphicos quadrivirgatum JAN, 1862
• Adelphicos sargii (FISCHER, 1885)
• Adelphicos veraepacis STUART, 1941
• Adelphicos visoninum (COPE, 1866)
• Adelphostigma occipitalis (JAN, 1863)
• Adelphostigma quadriocellata (SANTOS, DI-BERNARDO & DE LEMA, 2008)
• Aeluroglena cucullata BOULENGER, 1898
• Afronatrix anoscopus (COPE, 1861)
• Afrotyphlops angolensis (BOCAGE, 1866)
• Afrotyphlops anomalus (BOCAGE, 1873)
• Afrotyphlops bibronii (SMITH, 1846)
• Afrotyphlops blanfordii (BOULENGER, 1889)
• Afrotyphlops brevis (SCORTECCI, 1929)
• Afrotyphlops calabresii (GANS & LAURENT, 1965)
• Afrotyphlops chirioi TRAPE, 2019
• Afrotyphlops congestus (DUMÉRIL & BIBRON, 1844)
• Afrotyphlops cuneirostris (PETERS, 1879)
• Afrotyphlops dinga (PETERS, 1854)
• Afrotyphlops elegans (PETERS, 1868)
• Afrotyphlops fornasinii (BIANCONI, 1849)
• Afrotyphlops gierrai (MOCQUARD, 1897)
• Afrotyphlops kaimosae (LOVERIDGE, 1935)
• Afrotyphlops liberiensis (HALLOWELL, 1848)
• Afrotyphlops lineolatus (JAN, 1864)
• Afrotyphlops nanus BROADLEY & WALLACH, 2009
• Afrotyphlops nigrocandidus (BROADLEY & WALLACH, 2000)
• Afrotyphlops obtusus (PETERS, 1865)
• Afrotyphlops platyrhynchus (STERNFELD, 1910)
• Afrotyphlops punctatus (LEACH, 1819)
• Afrotyphlops rondoensis (LOVERIDGE, 1942)
• Afrotyphlops rouxestevae TRAPE, 2019
• Afrotyphlops schlegelii (BIANCONI, 1849)
• Afrotyphlops schmidti (LAURENT, 1956)
• Afrotyphlops steinhausi (WERNER, 1909)
• Afrotyphlops tanganicanus (LAURENT, 1964)
• Afrotyphlops usambaricus (LAURENT, 1964)
• Agkistrodon bilineatus GÜNTHER, 1863
• Agkistrodon conanti GLOYD, 1969
• Agkistrodon contortrix (LINNAEUS, 1766)
• Agkistrodon howardgloydi CONANT, 1984
• Agkistrodon laticinctus GLOYD & CONANT, 1934
• Agkistrodon piscivorus (LACÉPÈDE, 1789)
• Agkistrodon russeolus GLOYD, 1972
• Agkistrodon taylori BURGER & ROBERTSON, 1951
• Ahaetulla anomala (ANNANDALE, 1906)
• Ahaetulla borealis MALLIK, SRIKANTHAN, PAL, D’SOUZA, SHANKER & GANESH, 2020
• Ahaetulla dispar (GÜNTHER, 1864)
• Ahaetulla farnsworthi MALLIK, SRIKANTHAN, PAL, D’SOUZA, SHANKER & GANESH, 2020
• Ahaetulla fasciolata (FISCHER, 1885)
• Ahaetulla flavescens (WALL, 1910)
• Ahaetulla fronticincta (GÜNTHER, 1858)
• Ahaetulla fusca (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Ahaetulla isabellina (WALL, 1910)
• Ahaetulla laudankia DEEPAK, NARAYANAN, SARKAR, DUTTA & MOHAPATRA, 2019
• Ahaetulla longirostris MIRZA, PATTEKAR, VERMA, STUART, PURKAYASTHA, MOHAPATRA & PATEL, 2024
• Ahaetulla malabarica MALLIK, SRIKANTHAN, PAL, D’SOUZA, SHANKER & GANESH, 2020
• Ahaetulla mycterizans (LINNAEUS, 1758)
• Ahaetulla nasuta (LACÉPÈDE, 1789)
• Ahaetulla oxyrhynca (BELL, 1825)
• Ahaetulla perroteti (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Ahaetulla prasina (BOIE, 1827)
• Ahaetulla pulverulenta (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Ahaetulla rufusoculara LAM, THU, NGUYEN, MURPHY & NGUYEN, 2021
• Ahaetulla sahyadrensis MALLIK, SRIKANTHAN, PAL, D’SOUZA, SHANKER & GANESH, 2020
• Ahaetulla travancorica MALLIK, SRIKANTHAN, PAL, D’SOUZA, SHANKER & GANESH, 2020
• Aipysurus apraefrontalis SMITH, 1926
• Aipysurus duboisii BAVAY, 1869
• Aipysurus eydouxii (GRAY, 1849)
• Aipysurus foliosquama SMITH, 1926
• Aipysurus fuscus (TSCHUDI, 1837)
• Aipysurus laevis LACÉPÈDE, 1804
• Aipysurus mosaicus SANDERS, RASMUSSEN, ELMBERG, MUMPUNI, GUINEA, BLIAS, LEE & FRY, 2012
• Aipysurus pooleorum SMITH, 1974
• Aipysurus tenuis LÖNNBERG & ANDERSSON, 1913
• Alluaudina bellyi MOCQUARD, 1894
• Alluaudina mocquardi ANGEL, 1939
• Alopecion guttatum (SMITH, 1843)
• Alsophis antiguae PARKER, 1933
• Alsophis antillensis (SCHLEGEL, 1837)
• Alsophis danforthi COCHRAN, 1938
• Alsophis manselli PARKER, 1933
• Alsophis rijgersmaei COPE, 1870
• Alsophis rufiventris (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Alsophis sanctonum BARBOUR, 1915
• Alsophis sibonius COPE, 1879
• Amastridium sapperi (WERNER, 1903)
• Amastridium veliferum COPE, 1861
• Amblyodipsas concolor (SMITH, 1849)
• Amblyodipsas dimidiata (GÜNTHER, 1888)
• Amblyodipsas katangensis DE WITTE & LAURENT, 1942
• Amblyodipsas microphthalma (BIANCONI, 1852)
• Amblyodipsas polylepis (BOCAGE, 1873)
• Amblyodipsas rodhaini (DE WITTE, 1930)
• Amblyodipsas teitana BROADLEY, 1971
• Amblyodipsas unicolor (REINHARDT, 1843)
• Amblyodipsas ventrimaculata (ROUX, 1907)
• Amerotyphlops amoipira (RODRIGUES & JUNCÁ, 2002)
• Amerotyphlops arenensis GRABOSKI, PEREIRA-FILHO, SILVA, COSTA PRUDENTE & ZAHER, 2015
• Amerotyphlops brongersmianus (VANZOLINI, 1976)
• Amerotyphlops caetanoi GRABOSKI, ARREDONDO, GRAZZIOTIN, GUERRA-FUENTES, SILVA, PRUDENTE, PINTO, RODRIGUES, BONATTO & ZAHER, 2022
• Amerotyphlops costaricensis (JIMÉNEZ & SAVAGE, 1963)
• Amerotyphlops illusorium GRABOSKI, ARREDONDO, GRAZZIOTIN, GUERRA-FUENTES, SILVA, PRUDENTE, PINTO, RODRIGUES, BONATTO & ZAHER, 2022
• Amerotyphlops lehneri (ROUX, 1926)
• Amerotyphlops martis GRABOSKI, ARREDONDO, GRAZZIOTIN, GUERRA-FUENTES, SILVA, PRUDENTE, PINTO, RODRIGUES, BONATTO & ZAHER, 2022
• Amerotyphlops microstomus (COPE, 1866)
• Amerotyphlops minuisquamus (DIXON & HENDRICKS, 1979)
• Amerotyphlops montanum GRABOSKI, ARREDONDO, GRAZZIOTIN, GUERRA-FUENTES, SILVA, PRUDENTE, PINTO, RODRIGUES, BONATTO & ZAHER, 2022
• Amerotyphlops paucisquamus (DIXON & HENDRICKS, 1979)
• Amerotyphlops reticulatus (LINNAEUS, 1758)
• Amerotyphlops stadelmani (SCHMIDT, 1936)
• Amerotyphlops tasymicris (THOMAS, 1974)
• Amerotyphlops tenuis (SALVIN, 1860)
• Amerotyphlops trinitatus (RICHMOND, 1965)
• Amerotyphlops tycherus (TOWNSEND, WILSON, KETZLER & LUQUE-MONTES, 2008)
• Amerotyphlops yonenagae (RODRIGUES, 1991)
• Amnesteophis melanauchen (JAN, 1863)
• Amnisiophis amoenus (JAN, 1863)
• Amphiesma monticola (JERDON, 1853)
• Amphiesma stolatum (LINNAEUS, 1758)
• Amphiesmoides ornaticeps (WERNER, 1924)
• Amplorhinus multimaculatus SMITH, 1847
• Anguiculus dicaprioi MIRZA, BHARDWAJ, PAL, LALREMSANGA, VOGEL, CAMPBELL & PATEL, 2024
• Anguiculus rappii (GÜNTHER, 1860)
• Anilios affinis (BOULENGER, 1889)
• Anilios ammodytes (MONTAGUE, 1914)
• Anilios aspina (COUPER, COVACEVICH & WILSON, 1998)
• Anilios australis GRAY, 1845
• Anilios batillus (WAITE, 1894)
• Anilios bicolor (PETERS, 1858)
• Anilios bituberculatus (PETERS, 1863)
• Anilios broomi (BOULENGER, 1898)
• Anilios centralis (STORR, 1984)
• Anilios chamodracaena (INGRAM & COVACEVICH, 1993)
• Anilios diversus (WAITE, 1894)
• Anilios endoterus (WAITE, 1918)
• Anilios erycinus (WERNER, 1901)
• Anilios fossor SHEA, 2015
• Anilios ganei (APLIN, 1998)
• Anilios grypus (WAITE, 1918)
• Anilios guentheri (PETERS, 1865)
• Anilios hamatus (STORR, 1981)
• Anilios howi (STORR, 1983)
• Anilios insperatus VENCHI, WILSON & BORSBOOM, 2015
• Anilios kimberleyensis (STORR, 1981)
• Anilios leptosoma (ROBB, 1972)
• Anilios leucoproctus (BOULENGER, 1889)
• Anilios ligatus (PETERS, 1879)
• Anilios longissimus (APLIN, 1998)
• Anilios margaretae (STORR, 1981)
• Anilios micromma (STORR, 1981)
• Anilios minimus (KINGHORN, 1929)
• Anilios nema (SHEA & HORNER, 1997)
• Anilios nigrescens GRAY, 1845
• Anilios obtusifrons ELLIS & DOUGHTY, 2017
• Anilios pilbarensis (APLIN & DONNELLAN, 1993)
• Anilios pinguis (WAITE, 1897)
• Anilios proximus (WAITE, 1893)
• Anilios robertsi (COUPER, COVACEVICH & WILSON, 1998)
• Anilios silvia (INGRAM & COVACEVICH, 1993)
• Anilios splendidus (APLIN, 1998)
• Anilios systenos ELLIS & DOUGHTY, 2017
• Anilios torresianus (BOULENGER, 1889)
• Anilios tovelli (LOVERIDGE, 1945)
• Anilios troglodytes (STORR, 1981)
• Anilios unguirostris (PETERS, 1867)
• Anilios vagurima ELLIS, 2019
• Anilios waitii (BOULENGER, 1895)
• Anilios wiedii (PETERS, 1867)
• Anilios yampiensis (STORR, 1981)
• Anilios yirrikalae (KINGHORN, 1942)
• Anilios zonula ELLIS, 2016
• Anilius scytale (LINNAEUS, 1758)
• Anomalepis aspinosus TAYLOR, 1939
• Anomalepis colombia MARX, 1953
• Anomalepis flavapices PETERS, 1957
• Anomalepis mexicana JAN, 1860
• Anomochilus leonardi SMITH, 1940
• Anomochilus monticola DAS, LAKIM, LIM & HUI, 2008
• Anomochilus weberi (LIDTH DE JEUDE, 1890)
• Anoplohydrus aemulans WERNER, 1909
• Antaioserpens albiceps (BOULENGER, 1898)
• Antaioserpens warro (DE VIS, 1884)
• Antaresia childreni (GRAY, 1842)
• Antaresia maculosa (PETERS, 1873)
• Antaresia papuensis ESQUERRÉ, DONNELLAN, PAVÓN-VÁZQUEZ, FENKER & KEOGH, 2021
• Antaresia perthensis (STULL, 1932)
• Antillotyphlops annae (BREUIL, 1999)
• Antillotyphlops catapontus (THOMAS, 1966)
• Antillotyphlops dominicanus (STEJNEGER, 1904)
• Antillotyphlops geotomus (THOMAS, 1966)
• Antillotyphlops granti (RUTHVEN & GAIGE, 1935)
• Antillotyphlops guadeloupensis (RICHMOND, 1966)
• Antillotyphlops hypomethes (HEDGES & THOMAS, 1991)
• Antillotyphlops monastus (THOMAS, 1966)
• Antillotyphlops monensis (SCHMIDT, 1926)
• Antillotyphlops naugus (THOMAS, 1966)
• Antillotyphlops platycephalus (DUMÉRIL & BIBRON, 1844)
• Antillotyphlops richardii (DUMÉRIL & BIBRON, 1844)
• Aparallactus capensis SMITH, 1849
• Aparallactus guentheri BOULENGER, 1895
• Aparallactus jacksonii (GÜNTHER, 1888)
• Aparallactus lineatus (PETERS, 1870)
• Aparallactus lunulatus (PETERS, 1854)
• Aparallactus modestus (GÜNTHER, 1859)
• Aparallactus moeruensis DE WITTE & LAURENT, 1943
• Aparallactus niger BOULENGER, 1897
• Aparallactus nigriceps (PETERS, 1854)
• Aparallactus turneri LOVERIDGE, 1935
• Aparallactus werneri BOULENGER, 1895
• Aplopeltura boa (BOIE, 1828)
• Apodora papuana (PETERS & DORIA, 1878)
• Apographon orestes (HARVEY & MUÑOZ, 2004)
• Apostolepis adhara FRANÇA, BARBO, SILVA-JÚNIOR, SILVA & ZAHER, 2018
• Apostolepis albicollaris DE LEMA, 2002
• Apostolepis ambiniger (PETERS, 1869)
• Apostolepis arenaria RODRIGUES, 1993
• Apostolepis assimilis (REINHARDT, 1861)
• Apostolepis borellii PERACCA, 1904
• Apostolepis breviceps HARVEY, GONZALES & SCROCCHI, 2001
• Apostolepis cearensis GOMES, 1915
• Apostolepis christineae DE LEMA, 2002
• Apostolepis dimidiata (JAN, 1862)
• Apostolepis dorbignyi (SCHLEGEL, 1837)
• Apostolepis flavotorquata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Apostolepis gaboi RODRIGUES, 1993
• Apostolepis goiasensis PRADO, 1942
• Apostolepis intermedia KOSLOWSKY, 1898
• Apostolepis kikoi SANTOS, ENTIAUSPE-NETO, SILVA-ARAÚJO, SOUZA, LEMA, STRÜSSMANN & ALBUQUERQUE, 2018
• Apostolepis lineata COPE, 1887
• Apostolepis longicaudata GOMES, 1921
• Apostolepis multicincta HARVEY, 1999
• Apostolepis nelsonjorgei DE LEMA & RENNER, 2004
• Apostolepis niceforoi AMARAL, 1935
• Apostolepis nigrolineata (PETERS, 1869)
• Apostolepis nigroterminata BOULENGER, 1896
• Apostolepis phillipsae HARVEY, 1999
• Apostolepis polylepis AMARAL, 1922
• Apostolepis pymi BOULENGER, 1903
• Apostolepis quinquelineata (BOULENGER, 1896)
• Apostolepis quirogai GIRAUDO & SCROCCHI, 1998
• Apostolepis rondoni AMARAL, 1925
• Apostolepis sanctaeritae WERNER, 1924
• Apostolepis serrana DE LEMA & RENNER, 2006
• Apostolepis striata DE LEMA, 2004
• Apostolepis tenuis RUTHVEN, 1927
• Apostolepis thalesdelemai BORGES-NOJOSA, LIMA, BEZERRA & JAMES, 2016
• Apostolepis underwoodi DE LEMA & CAMPBELL, 2017
• Apostolepis vittata (COPE, 1887)
• Aprosdoketophis andreonei WALLACH, LANZA & NISTRI, 2010
• Arcanumophis problematicus (MYERS, 1986)
• Archelaphe bella (STANLEY, 1917)
• Argyrophis bothriorhynchus (GÜNTHER, 1864)
• Argyrophis diardii (SCHLEGEL, 1839)
• Argyrophis fuscus (DUMÉRIL, 1851)
• Argyrophis giadinhensis (BOURRET, 1937)
• Argyrophis hypsobothrius (WERNER, 1917)
• Argyrophis klemmeri (TAYLOR, 1962)
• Argyrophis koshunensis (OSHIMA, 1916)
• Argyrophis muelleri (SCHLEGEL, 1839)
• Argyrophis oatesii (BOULENGER, 1890)
• Argyrophis roxaneae (WALLACH, 2001)
• Argyrophis siamensis (GÜNTHER, 1864)
• Argyrophis trangensis (TAYLOR, 1962)
• Arizona elegans KENNICOTT, 1859
• Arizona pacata KLAUBER, 1946
• Arrhyton ainictum SCHWARTZ & GARRIDO, 1981
• Arrhyton albicollum DÍAZ, FONG, SALAS & HEDGES, 2021
• Arrhyton dolichura WERNER, 1909
• Arrhyton procerum HEDGES & GARRIDO, 1992
• Arrhyton redimitum (COPE, 1862)
• Arrhyton supernum HEDGES & GARRIDO, 1992
• Arrhyton taeniatum GÜNTHER, 1858
• Arrhyton tanyplectum SCHWARTZ & GARRIDO, 1981
• Arrhyton vittatum (GUNDLACH, 1861)
• Aspidelaps lubricus (LAURENTI, 1768)
• Aspidelaps scutatus (SMITH, 1849)
• Aspidites melanocephalus (KREFFT, 1864)
• Aspidites ramsayi (MACLEAY, 1882)
• Aspidomorphus dimorphus KRAUS, 2025
• Aspidomorphus lineaticollis (WERNER, 1903)
• Aspidomorphus muelleri (SCHLEGEL, 1837)
• Aspidomorphus schlegelii (GÜNTHER, 1872)
• Aspidura brachyorrhos (BOIE, 1827)
• Aspidura ceylonensis (GÜNTHER, 1858)
• Aspidura copei GÜNTHER, 1864
• Aspidura deraniyagalae GANS & FETCHO, 1982
• Aspidura desilvai WICKRAMASINGHE, BANDARA, VIDANAPATHIRANA & WICKRAMASINGHE, 2019
• Aspidura drummondhayi BOULENGER, 1904
• Aspidura guentheri FERGUSON, 1876
• Aspidura ravanai WICKRAMASINGHE, VIDANAPATHIRANA, KANDAMBI, PYRON & WICKRAMASINGHE, 2017
• Aspidura trachyprocta COPE, 1860
• Asthenodipsas borneensis QUAH, GRISMER, LIM, ANUAR & CHAN, 2020
• Asthenodipsas ingeri QUAH, LIM & GRISMER, 2021
• Asthenodipsas jamilinaisi QUAH, GRISMER, LIM, ANUAR & IMBUN, 2019
• Asthenodipsas laevis (BOIE, 1827)
• Asthenodipsas lasgalenensis LOREDO, WOOD, QUAH, ANUAR, GREER, AHMAD & GRISMER, 2013
• Asthenodipsas malaccanus PETERS, 1864
• Asthenodipsas stuebingi QUAH, GRISMER, LIM, ANUAR & IMBUN, 2019
• Asthenodipsas tropidonotus (LIDTH DE JEUDE, 1923)
• Asthenodipsas vertebralis (BOULENGER, 1900)
• Atheris acuminata BROADLEY, 1998
• Atheris anisolepis MOCQUARD, 1887
• Atheris barbouri LOVERIDGE, 1930
• Atheris broadleyi LAWSON, 1999
• Atheris ceratophora WERNER, 1896
• Atheris chlorechis (PEL, 1852)
• Atheris desaixi ASHE, 1968
• Atheris hetfieldi CERÍACO, MARQUES & BAUER, 2020
• Atheris hirsuta ERNST & RÖDEL, 2002
• Atheris hispida LAURENT, 1955
• Atheris katangensis DE WITTE, 1953
• Atheris mabuensis BRANCH & BAYLISS, 2009
• Atheris matildae MENEGON, DAVENPORT & HOWELL, 2011
• Atheris mongoensis COLLET & TRAPE, 2020
• Atheris nitschei TORNIER, 1902
• Atheris rungweensis BOGERT, 1940
• Atheris squamigera HALLOWELL, 1854
• Atheris subocularis FISCHER, 1888
• Atractaspis andersonii BOULENGER, 1905
• Atractaspis aterrima GÜNTHER, 1863
• Atractaspis battersbyi DE WITTE, 1959
• Atractaspis bibronii SMITH, 1849
• Atractaspis boulengeri MOCQUARD, 1897
• Atractaspis branchi RÖDEL, KUCHARZEWSKI, MAHLOW, CHIRIO, PAUWELS, CARLINO, SAMBOLAH & GLOS, 2019
• Atractaspis congica PETERS, 1877
• Atractaspis corpulenta (HALLOWELL, 1854)
• Atractaspis dahomeyensis BOCAGE, 1887
• Atractaspis duerdeni GOUGH, 1907
• Atractaspis engaddensis HAAS, 1950
• Atractaspis engdahli LÖNNBERG & ANDERSSON, 1913
• Atractaspis fallax PETERS, 1867
• Atractaspis irregularis (REINHARDT, 1843)
• Atractaspis leucomelas BOULENGER, 1895
• Atractaspis magrettii SCORTECCI, 1929
• Atractaspis microlepidota GÜNTHER, 1866
• Atractaspis micropholis GÜNTHER, 1872
• Atractaspis phillipsi BARBOUR, 1913
• Atractaspis reticulata SJÖSTEDT, 1896
• Atractaspis scorteccii PARKER, 1949
• Atractaspis watsoni BOULENGER, 1908
• Atractus aboiporu MELO-SAMPAIO, PASSOS, FOUQUET, COSTA-PRUDENTE & TORRES-CARVAJAL, 2019
• Atractus acheronius PASSOS, RIVAS-FUENMAYOR & BARRIO-AMORÓS, 2009
• Atractus akerios MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
• Atractus albuquerquei CUNHA & NASCIMENTO, 1983
• Atractus alphonsehogei CUNHA & NASCIMENTO, 1983
• Atractus altagratiae PASSOS & FERNANDES, 2008
• Atractus alytogrammus KÖHLER & KIECKBUSCH, 2014
• Atractus andinus PRADO, 1944
• Atractus apophis PASSOS & LYNCH, 2010
• Atractus arangoi PRADO, 1940
• Atractus atlas PASSOS, SCANFERLA, MELO-SAMPAIO, BRITO & ALMENDARIZ, 2018
• Atractus atratus PASSOS & LYNCH, 2010
• Atractus attenuatus MYERS & SCHARGEL, 2006
• Atractus avernus PASSOS, CHIESSE, TORRES-CARVAJAL & SAVAGE, 2009
• Atractus ayeush ESQUEDA, 2011
• Atractus badius (BOIE, 1827)
• Atractus biseriatus PRADO, 1941
• Atractus bocki WERNER, 1909
• Atractus bocourti BOULENGER, 1894
• Atractus boimirim PASSOS, PRUDENTE & LYNCH, 2016
• Atractus boulengerii PERACCA, 1896
• Atractus caete PASSOS, FERNANDES, BÉRNILS & MOURA-LEITE, 2010
• Atractus careolepis KÖHLER & KIECKBUSCH, 2014
• Atractus carrioni PARKER, 1930
• Atractus caxiuana COSTA PRUDENTE & SANTOS-COSTA, 2006
• Atractus cerberus ARTEAGA, MEBERT, VALENCIA, CISNEROS-HEREDIA, PEÑAFIEL, REYES-PUIG, VIEIRA-FERNANDES & GUAYASAMIN, 2017
• Atractus charitoae SILVA HAAD, 2004
• Atractus chthonius PASSOS & LYNCH, 2010
• Atractus clarki DUNN & BAILEY, 1939
• Atractus collaris PERACCA, 1897
• Atractus crassicaudatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Atractus dapsilis MELO-SAMPAIO, PASSOS, FOUQUET, COSTA-PRUDENTE & TORRES-CARVAJAL, 2019
• Atractus darienensis MYERS, 2003
• Atractus dativus PASSOS, MENESES-PELAYO, RAMOS, MARTINS, MACHADO, LOPES, BARRIO-AMORÓS & LYNCH, 2024
• Atractus depressiocellus MYERS, 2003
• Atractus discovery ARTEAGA, QUEZADA, VIEIRA & GUAYASAMIN, 2022
• Atractus duboisi (BOULENGER, 1880)
• Atractus duidensis ROZE, 1961
• Atractus dunni SAVAGE, 1955
• Atractus echidna PASSOS, MUESES-CISNEROS, LYNCH & FERNANDES, 2009
• Atractus ecuadorensis SAVAGE, 1955
• Atractus edioi DA SILVA, RODRIGUES SILVA, RIBEIRO, SOUZA & DO AMARAL SOUZA, 2005
• Atractus elaps (GÜNTHER, 1858)
• Atractus emigdioi GONZÁLEZ-SPONGA, 1971
• Atractus emmeli (BOETTGER, 1888)
• Atractus erythromelas BOULENGER, 1903
• Atractus esepe ARTEAGA, MEBERT, VALENCIA, CISNEROS-HEREDIA, PEÑAFIEL, REYES-PUIG, VIEIRA-FERNANDES & GUAYASAMIN, 2017
• Atractus favae (DE FILIPPI, 1840)
• Atractus flammigerus (BOIE, 1827)
• Atractus franciscopaivai SILVA HAAD, 2004
• Atractus francoi PASSOS, FERNANDES, BÉRNILS & MOURA-LEITE, 2010
• Atractus fuliginosus (HALLOWELL, 1845)
• Atractus gaigeae (SAVAGE, 1955)
• Atractus gigas MYERS & SCHARGEL, 2006
• Atractus guentheri (WUCHERER, 1861)
• Atractus heliobelluomini SILVA HAAD, 2004
• Atractus heyeri ESQUEDA & MCDIARMID, 2015
• Atractus hoogmoedi PRUDENTE & PASSOS, 2010
• Atractus hostilitractus MYERS, 2003
• Atractus imperfectus MYERS, 2003
• Atractus indistinctus PRADO, 1940
• Atractus insipidus ROZE, 1961
• Atractus iridescens PERACCA, 1896
• Atractus lancinii ROZE, 1961
• Atractus lasallei AMARAL, 1931
• Atractus latifrons (GÜNTHER, 1868)
• Atractus lehmanni BOETTGER, 1898
• Atractus loveridgei AMARAL, 1930
• Atractus macondo PASSOS, LYNCH & FERNANDES, 2009
• Atractus maculatus (GÜNTHER, 1858)
• Atractus major BOULENGER, 1894
• Atractus manizalesensis PRADO, 1940
• Atractus mariselae LANCINI, 1969
• Atractus marthae MENESES-PELAYO & PASSOS, 2019
• Atractus matthewi MARKEZICH & BARRIO-AMORÓS, 2004
• Atractus medusa PASSOS, MUESES-CISNEROS, LYNCH & FERNANDES, 2009
• Atractus melanogaster WERNER, 1916
• Atractus melas BOULENGER, 1908
• Atractus meridensis ESQUEDA & LA MARCA, 2005
• Atractus michaelsabini ARTEAGA, QUEZADA, VIEIRA & GUAYASAMIN, 2022
• Atractus micheleae ESQUEDA & LA MARCA, 2005
• Atractus microrhynchus (COPE, 1868)
• Atractus modestus BOULENGER, 1894
• Atractus muisca PASSOS, MENESES-PELAYO, RAMOS, MARTINS, MACHADO, LOPES, BARRIO-AMORÓS & LYNCH, 2024
• Atractus multicinctus (JAN, 1865)
• Atractus multidentatus PASSOS, RIVAS-FUENMAYOR & BARRIO-AMORÓS, 2009
• Atractus nasutus PASSOS, ARREDONDO, FERNANDES & LYNCH, 2009
• Atractus natans HOOGMOED & PRUDENTE, 2003
• Atractus nawa MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
• Atractus nicefori AMARAL, 1930
• Atractus nigricaudus SCHMIDT & WALKER, 1943
• Atractus nigriventris AMARAL, 1933
• Atractus obesus MARX, 1960
• Atractus obtusirostris WERNER, 1916
• Atractus occidentalis SAVAGE, 1955
• Atractus occipitoalbus (JAN, 1862)
• Atractus oculotemporalis AMARAL, 1932
• Atractus orcesi SAVAGE, 1955
• Atractus pachacamac MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
• Atractus paisa PASSOS, ARREDONDO, FERNANDES & LYNCH, 2009
• Atractus pamplonensis AMARAL, 1935
• Atractus pantostictus FERNANDES & PUORTO, 1993
• Atractus paraguayensis WERNER, 1924
• Atractus paucidens (DESPAX, 1910)
• Atractus pauciscutatus SCHMIDT & WALKER, 1943
• Atractus paulus MELO-SAMPAIO & VENEGAS, 2023
• Atractus pearti PASSOS, MENESES-PELAYO, RAMOS, MARTINS, MACHADO, LOPES, BARRIO-AMORÓS & LYNCH, 2024
• Atractus peruvianus (JAN, 1862)
• Atractus poeppigi (JAN, 1862)
• Atractus potschi FERNANDES, 1995
• Atractus punctiventris AMARAL, 1933
• Atractus resplendens WERNER, 1901
• Atractus reticulatus (BOULENGER, 1885)
• Atractus riveroi ROZE, 1961
• Atractus ronnie PASSOS, FERNANDES & BORGES-NOJOSA, 2007
• Atractus roulei DESPAX, 1910
• Atractus sanctaemartae DUNN, 1946
• Atractus sanguineus PRADO, 1944
• Atractus savagei SALAZAR-VALENZUELA, TORRES-CARVAJAL & PASSOS, 2014
• Atractus schach (BOIE, 1827)
• Atractus serranus AMARAL, 1930
• Atractus snethlageae CUNHA & NASCIMENTO, 1983
• Atractus spinalis PASSOS, TEIXEIRA Jr, RECODER, DE SENA, DAL VECHIO, ARRUDA-PINTO, MENDONÇA, CASSIMIRO & RODRIGUES, 2013
• Atractus steyermarki ROZE, 1958
• Atractus stygius PASSOS, AZEVEDO, NOGUEIRA, FERNANDES & SAWAYA, 2019
• Atractus surucucu PRUDENTE, 2008
• Atractus tamessari KOK, 2006
• Atractus taphorni SCHARGEL & GARCÍA-PÉREZ, 2002
• Atractus tartarus PASSOS, PRUDENTE & LYNCH, 2016
• Atractus thalesdelemai PASSOS, FERNANDES & ZANELLA, 2005
• Atractus titanicus PASSOS, ARREDONDO, FERNANDES & LYNCH, 2009
• Atractus torquatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Atractus touzeti SCHARGEL, LAMAR, PASSOS, VALENCIA, CISNEROS-HEREDIA & CAMPBELL, 2013
• Atractus trefauti MELO-SAMPAIO, PASSOS, FOUQUET, COSTA-PRUDENTE & TORRES-CARVAJAL, 2019
• Atractus trihedrurus AMARAL, 1926
• Atractus trilineatus WAGLER, 1828
• Atractus tritono PASSOS, MENESES-PELAYO, RAMOS, MARTINS, MACHADO, LOPES, BARRIO-AMORÓS & LYNCH, 2024
• Atractus turikensis BARROS, 2000
• Atractus typhon PASSOS, MUESES-CISNEROS, LYNCH & FERNANDES, 2009
• Atractus ukupacha MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
• Atractus uroborus PASSOS, MENESES-PELAYO, RAMOS, MARTINS, MACHADO, LOPES, BARRIO-AMORÓS & LYNCH, 2024
• Atractus variegatus PRADO, 1942
• Atractus ventrimaculatus BOULENGER, 1905
• Atractus vertebralis BOULENGER, 1904
• Atractus vertebrolineatus PRADO, 1941
• Atractus vittatus BOULENGER, 1894
• Atractus wagleri PRADO, 1945
• Atractus werneri PERACCA, 1914
• Atractus zebrinus (JAN, 1862)
• Atractus zgap ARTEAGA, QUEZADA, VIEIRA & GUAYASAMIN, 2022
• Atractus zidoki GASC & RODRIGUES, 1979
• Atretium schistosum (DAUDIN, 1803)
• Atropoides picadoi (DUNN, 1939)
• Austrelaps labialis (JAN, 1859)
• Austrelaps ramsayi (KREFFT, 1864)
• Austrelaps superbus (GÜNTHER, 1858)
• Azemiops feae BOULENGER, 1888
• Azemiops kharini ORLOV, RYABOV & NGUYEN, 2013
• Baliodryas steinbachi (BOULENGER, 1905)
• Bamanophis dorri (LATASTE, 1888)
• Bitia hydroides GRAY, 1842
• Bitis albanica HEWITT, 1937
• Bitis arietans (MERREM, 1820)
• Bitis armata (SMITH, 1826)
• Bitis atropos (LINNAEUS, 1758)
• Bitis caudalis (SMITH, 1839)
• Bitis cornuta (DAUDIN, 1803)
• Bitis gabonica (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Bitis harenna GOWER, WADE, SPAWLS, BÖHME, BUECHLEY, SYKES & COLSTON, 2016
• Bitis heraldica (BOCAGE, 1889)
• Bitis inornata (SMITH, 1838)
• Bitis nasicornis (SHAW & NODDER, 1792)
• Bitis parviocula BÖHME, 1977
• Bitis peringueyi (BOULENGER, 1888)
• Bitis rhinoceros (SCHLEGEL, 1855)
• Bitis rubida BRANCH, 1997
• Bitis schneideri (BOETTGER, 1886)
• Bitis worthingtoni PARKER, 1932
• Bitis xeropaga HAACKE, 1975
• Blythia hmuifang VOGEL, LALREMSANGA & VANLALHRIMA, 2017
• Blythia reticulata (BLYTH, 1855)
• Boa constrictor LINNAEUS, 1758
• Boa imperator DAUDIN, 1803
• Boa nebulosa (LAZELL, 1964)
• Boa orophias LINNAEUS, 1758
• Boa sigma (SMITH, 1943)
• Boaedon angolensis (BOCAGE, 1895)
• Boaedon arabicus PARKER, 1930
• Boaedon bedriagae BOULENGER, 1906
• Boaedon bocagei HALLERMANN, CERÍACO, SCHMITZ, ERNST, CONRADIE, VERBURGT, MARQUES & BAUER, 2020
• Boaedon branchi HALLERMANN, CERÍACO, SCHMITZ, ERNST, CONRADIE, VERBURGT, MARQUES & BAUER, 2020
• Boaedon broadleyi HALLERMANN & HAWLITSCHEK, 2025
• Boaedon capensis DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Boaedon fradei HALLERMANN, CERÍACO, SCHMITZ, ERNST, CONRADIE, VERBURGT, MARQUES & BAUER, 2020
• Boaedon fuliginosus (BOIE, 1827)
• Boaedon geometricus (SCHLEGEL, 1837)
• Boaedon lineatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Boaedon littoralis TRAPE & MEDIANNIKOV, 2016
• Boaedon longilineatus TRAPE & MEDIANNIKOV, 2016
• Boaedon maculatus PARKER, 1932
• Boaedon mendesi CERÍACO, ARELLANO, JADIN, MARQUES, PARRINHA & HALLERMANN, 2021
• Boaedon mentalis (GÜNTHER, 1888)
• Boaedon montanus TRAPE, MEDIANNIKOV, HINKEL & HINKEL, 2022
• Boaedon olivaceus (DUMÉRIL, 1856)
• Boaedon paralineatus TRAPE & MEDIANNIKOV, 2016
• Boaedon perisilvestris TRAPE & MEDIANNIKOV, 2016
• Boaedon radfordi GREENBAUM, PORTILLO, JACKSON & KUSAMBA, 2015
• Boaedon subflavus TRAPE & MEDIANNIKOV, 2016
• Boaedon subniger HALLERMANN & HAWLITSCHEK, 2025
• Boaedon subtaeniatus LAURENT, 1954
• Boaedon upembae (LAURENT, 1954)
• Boaedon variegatus (BOCAGE, 1867)
• Boaedon virgatus (HALLOWELL, 1854)
• Bofa erlangeri (STERNFELD, 1908)
• Bogertophis rosaliae (MOCQUARD, 1899)
• Bogertophis subocularis (BROWN, 1902)
• Boiga andamanensis (WALL, 1909)
• Boiga angulata (PETERS, 1861)
• Boiga barnesii (GÜNTHER, 1869)
• Boiga beddomei (WALL, 1909)
• Boiga bengkuluensis ORLOV, KUDRYAVTZEV, RYABOV & SHUMAKOV, 2003
• Boiga bourreti TILLACK, ZIEGLER & KHAC QUYET, 2004
• Boiga ceylonensis (GÜNTHER, 1858)
• Boiga cyanea (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Boiga cynodon (BOIE, 1827)
• Boiga dendrophila (BOIE, 1827)
• Boiga dightoni (BOULENGER, 1894)
• Boiga drapiezii (BOIE, 1827)
• Boiga flaviviridis VOGEL & GANESH, 2013
• Boiga forsteni (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Boiga gocool (GRAY, 1834)
• Boiga guangxiensis WEN, 1998
• Boiga hoeseli RAMADHAN, ISKANDAR & SUBASRI, 2010
• Boiga irregularis (BECHSTEIN, 1802)
• Boiga jaspidea (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Boiga kraepelini STEJNEGER, 1902
• Boiga melanota (BOULENGER, 1896)
• Boiga multifasciata (BLYTH, 1861)
• Boiga multomaculata (BOIE, 1827)
• Boiga nigriceps (GÜNTHER, 1863)
• Boiga nuchalis (GÜNTHER, 1875)
• Boiga philippina (PETERS, 1867)
• Boiga quincunciata (WALL, 1908)
• Boiga ranawanei SAMARAWICKRAMA, SAMARAWICKRAMA, WIJESENA & ORLOV, 2005
• Boiga saengsomi NUTAPHAND, 1985
• Boiga schultzei TAYLOR, 1923
• Boiga siamensis NUTAPHAND, 1971
• Boiga stoliczkae (WALL, 1909)
• Boiga tanahjampeana ORLOV & RYABOV, 2002
• Boiga thackerayi GIRI, DEEPAK, CAPTAIN, PAWAR & TILLACK, 2019
• Boiga trigonata (SCHNEIDER, 1802)
• Boiga wallachi DAS, 1998
• Boiga westermanni (REINHARDT, 1863)
• Boiruna maculata (BOULENGER, 1896)
• Boiruna sertaneja ZAHER, 1996
• Bolyeria multocarinata (BOIE, 1827)
• Borikenophis portoricensis (REINHARDT & LÜTKEN, 1862)
• Borikenophis prymnus (SCHWARTZ, 1966)
• Borikenophis sanctaecrucis (COPE, 1862)
• Borikenophis variegatus (SCHMIDT, 1926)
• Bothriechis aurifer (SALVIN, 1860)
• Bothriechis bicolor (BOCOURT, 1868)
• Bothriechis guifarroi TOWNSEND, MEDINA-FLORES, WILSON, JADIN & AUSTIN, 2013
• Bothriechis hussaini ARTEAGA, PYRON, BATISTA, VIEIRA, MENESES-PELAYO, SMITH, BARRIO-AMORÓS, KOCH, AGNE, VALENCIA, BUSTAMANTE & HARRIS, 2024
• Bothriechis khwargi ARTEAGA, PYRON, BATISTA, VIEIRA, MENESES-PELAYO, SMITH, BARRIO-AMORÓS, KOCH, AGNE, VALENCIA, BUSTAMANTE & HARRIS, 2024
• Bothriechis klebbai ARTEAGA, PYRON, BATISTA, VIEIRA, MENESES-PELAYO, SMITH, BARRIO-AMORÓS, KOCH, AGNE, VALENCIA, BUSTAMANTE & HARRIS, 2024
• Bothriechis lateralis PETERS, 1862
• Bothriechis marchi (BARBOUR & LOVERIDGE, 1929)
• Bothriechis nigroadspersus (STEINDACHNER, 1870)
• Bothriechis nigroviridis PETERS, 1859
• Bothriechis nitidus (GÜNTHER, 1859)
• Bothriechis nubestris DOAN, MASON, CASTOE, SASA & PARKINSON, 2016
• Bothriechis rahimi ARTEAGA, PYRON, BATISTA, VIEIRA, MENESES-PELAYO, SMITH, BARRIO-AMORÓS, KOCH, AGNE, VALENCIA, BUSTAMANTE & HARRIS, 2024
• Bothriechis rasikusumorum ARTEAGA, PYRON, BATISTA, VIEIRA, MENESES-PELAYO, SMITH, BARRIO-AMORÓS, KOCH, AGNE, VALENCIA, BUSTAMANTE & HARRIS, 2024
• Bothriechis rowleyi (BOGERT, 1968)
• Bothriechis schlegelii (BERTHOLD, 1846)
• Bothriechis supraciliaris (TAYLOR, 1954)
• Bothriechis thalassinus CAMPBELL & SMITH, 2000
• Bothriechis torvus (POSADA-ARANGO, 1889)
• Bothrochilus boa (SCHLEGEL, 1837)
• Bothrocophias andianus (AMARAL, 1923)
• Bothrocophias campbelli (FREIRE-LASCANO, 1991)
• Bothrocophias colombianus (RENDAHL & VESTERGREN, 1940)
• Bothrocophias hyoprora (AMARAL, 1935)
• Bothrocophias lojanus (PARKER, 1930)
• Bothrocophias microphthalmus (COPE, 1875)
• Bothrocophias myersi GUTBERLET & CAMPBELL, 2001
• Bothrocophias myrringae ANGARITA-SIERRA, CUBIDES-CUBILLOS & HURTADO-GÓMEZ, 2022
• Bothrocophias tulitoi ANGARITA-SIERRA, CUBIDES-CUBILLOS & HURTADO-GÓMEZ, 2022
• Bothrolycus ater GÜNTHER, 1874
• Bothrophthalmus brunneus GÜNTHER, 1863
• Bothrophthalmus lineatus (PETERS, 1863)
• Bothrops alcatraz MARQUES, MARTINS & SAZIMA, 2002
• Bothrops alternatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Bothrops ammodytoides LEYBOLD, 1873
• Bothrops asper (GARMAN, 1883)
• Bothrops atrox (LINNAEUS, 1758)
• Bothrops ayerbei FOLLECO-FERNANDEZ, 2010
• Bothrops barnetti PARKER, 1938
• Bothrops bilineatus (WIED-NEUWIED, 1821)
• Bothrops brazili HOGE, 1954
• Bothrops caribbaeus (GARMAN, 1887)
• Bothrops chloromelas (BOULENGER, 1912)
• Bothrops cotiara (GOMES, 1913)
• Bothrops diporus COPE, 1862
• Bothrops erythromelas (AMARAL, 1923)
• Bothrops fonsecai HOGE & BELLUOMINI, 1959
• Bothrops germanoi BARBO, BOOKER, DUARTE, CHALUPPE, PORTES-JUNIOR, FRANCO & GRAZZIOTIN, 2022
• Bothrops insularis (AMARAL, 1922)
• Bothrops itapetiningae (BOULENGER, 1907)
• Bothrops jabrensis BARBO, GRAZZIOTIN, PEREIRA-FILHO, FREITAS, ABRANTES & KOKUBUM, 2022
• Bothrops jararaca (WIED-NEUWIED, 1824)
• Bothrops jararacussu LACERDA, 1884
• Bothrops jonathani HARVEY, 1994
• Bothrops lanceolatus (BONNATERRE, 1790)
• Bothrops leucurus WAGLER, 1824
• Bothrops lutzi (MIRANDA-RIBEIRO, 1915)
• Bothrops marajoensis HOGE, 1966
• Bothrops marmoratus DA SILVA & RODRIGUES, 2008
• Bothrops mattogrossensis AMARAL, 1925
• Bothrops medusa (STERNFELD, 1920)
• Bothrops monsignifer TIMMS, CHAPARRO, VENEGAS, SALAZAR-VALENZUELA, SCROCCHI, CUEVAS, LEYNAUD & CARRASCO, 2019
• Bothrops moojeni HOGE, 1966
• Bothrops muriciensis FERRAREZZI & FREIRE, 2001
• Bothrops neuwiedi WAGLER, 1824
• Bothrops oligobalius DAL VECHIO, PRATES, GRAZZIOTIN, GRABOSKI & RODRIGUES, 2021
• Bothrops oligolepis (WERNER, 1901)
• Bothrops osbornei FREIRE-LASCANO, 1991
• Bothrops otavioi BARBO, GRAZZIOTIN, SAZIMA, MARTINS & SAWAYA, 2012
• Bothrops pauloensis AMARAL, 1925
• Bothrops pictus (TSCHUDI, 1845)
• Bothrops pirajai AMARAL, 1923
• Bothrops pubescens (COPE, 1870)
• Bothrops pulcher (PETERS, 1862)
• Bothrops punctatus (GARCIA, 1896)
• Bothrops sanctaecrucis HOGE, 1966
• Bothrops sazimai BARBO, GASPARINI, ALMEIDA, ZAHER, GRAZZIOTIN, GUSMÃO, FERRARINI & SAWAYA, 2016
• Bothrops sonene CARRASCO, GRAZZIOTIN, CRUZ-FARFÁN, KOCH, OCHOA, SCROCCHI, LEYNAUD & CHAPARRO, 2019
• Bothrops taeniatus WAGLER, 1824
• Bothrops venezuelensis SANDNER-MONTILLA, 1952
• Brachyophis cornii SCORTECCI, 1932
• Brachyophis krameri LANZA, 1966
• Brachyophis revoili MOCQUARD, 1888
• Brachyorrhos albus (LINNAEUS, 1758)
• Brachyorrhos gastrotaenius (BLEEKER, 1860)
• Brachyorrhos pygmaeus MURPHY & VORIS, 2020
• Brachyorrhos raffrayi (SAUVAGE, 1879)
• Brachyorrhos wallacei MURPHY, MUMPUNI, DE LANG, GOWER & SANDERS, 2012
• Brachyurophis approximans (GLAUERT, 1954)
• Brachyurophis australis (KREFFT, 1864)
• Brachyurophis campbelli (KINGHORN, 1929)
• Brachyurophis fasciolatus (GÜNTHER, 1872)
• Brachyurophis incinctus (STORR, 1968)
• Brachyurophis morrisi (HORNER, 1998)
• Brachyurophis roperi (KINGHORN, 1931)
• Brachyurophis semifasciatus GÜNTHER, 1863
• Brygophis coulangesi (DOMERGUE, 1988)
• Buhoma depressiceps (WERNER, 1897)
• Buhoma marlieri (LAURENT, 1956)
• Buhoma procterae (LOVERIDGE, 1922)
• Buhoma vauerocegae (TORNIER, 1902)
• Bungarus andamanensis BISWAS & SANYAL, 1978
• Bungarus bungaroides (CANTOR, 1839)
• Bungarus caeruleus (SCHNEIDER, 1801)
• Bungarus candidus (LINNAEUS, 1758)
• Bungarus ceylonicus GÜNTHER, 1864
• Bungarus fasciatus (SCHNEIDER, 1801)
• Bungarus flaviceps REINHARDT, 1843
• Bungarus lividus CANTOR, 1839
• Bungarus magnimaculatus WALL & EVANS, 1901
• Bungarus multicinctus BLYTH, 1861
• Bungarus niger WALL, 1908
• Bungarus persicus ABTIN, NILSON, MOBARAKI, HOSSEINI & DEHGANNEJHAD, 2014
• Bungarus sagittatus AKSORNNEAM, RUJIRAWAN, YODTHONG, SUNG & AOWPHOL, 2024
• Bungarus sindanus BOULENGER, 1897
• Bungarus slowinskii KUCH, KIZIRIAN, NGUYEN, LAWSON, DONNELLY & MEBS, 2005
• Bungarus suzhenae CHEN, SHI, VOGEL, DING & SHI, 2021
• Bungarus walli WALL, 1907
• Bungarus wanghaotingi POPE, 1928
• Caaeteboia amarali (WETTSTEIN, 1930)
• Caaeteboia gaeli MONTINGELLI, BARBO, PEREIRA-FILHO, SANTANA, RODRIGUES-FRANÇA, GRAZZIOTIN & ZAHER, 2020
• Cacophis churchilli WELLS & WELLINGTON, 1985
• Cacophis harriettae KREFFT, 1869
• Cacophis krefftii GÜNTHER, 1863
• Cacophis squamulosus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Calabaria reinhardtii (SCHLEGEL, 1851)
• Calamaria abramovi ORLOV, 2009
• Calamaria abstrusa INGER & MARX, 1965
• Calamaria acutirostris BOULENGER, 1896
• Calamaria albiventer (GRAY, 1834)
• Calamaria alcalai WEINELL, LEVITON & BROWN, 2020
• Calamaria alidae BOULENGER, 1920
• Calamaria andersoni YANG & ZHENG, 2018
• Calamaria apraeocularis SMITH, 1927
• Calamaria arcana YEUNG, LAU & YANG, 2022
• Calamaria banggaiensis KOCH, ARIDA, MCGUIRE, ISKANDAR & BÖHME, 2009
• Calamaria battersbyi INGER & MARX, 1965
• Calamaria berezowskii GÜNTHER, 1896
• Calamaria bicolor DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Calamaria bitorques PETERS, 1872
• Calamaria boesemani INGER & MARX, 1965
• Calamaria borneensis BLEEKER, 1860
• Calamaria brongersmai INGER & MARX, 1965
• Calamaria buchi MARX & INGER, 1955
• Calamaria butonensis HOWARD & GILLESPIE, 2007
• Calamaria ceramensis DE ROOIJ, 1913
• Calamaria concolor ORLOV, TRUONG, TAO, ANANJEVA & CUC, 2010
• Calamaria crassa LIDTH DE JEUDE, 1922
• Calamaria curta BOULENGER, 1896
• Calamaria doederleini GOUGH, 1902
• Calamaria dominici ZIEGLER, TRAN & NGUYEN, 2019
• Calamaria eiselti INGER & MARX, 1965
• Calamaria everetti BOULENGER, 1893
• Calamaria forcarti INGER & MARX, 1965
• Calamaria gervaisii DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Calamaria gialaiensis ZIEGLER, SANG & TRUONG, 2008
• Calamaria grabowskyi FISCHER, 1885
• Calamaria gracillima (GÜNTHER, 1872)
• Calamaria griswoldi LOVERIDGE, 1938
• Calamaria hilleniusi INGER & MARX, 1965
• Calamaria ingeri GRISMER, KAISER & YAAKOB, 2004
• Calamaria javanica BOULENGER, 1891
• Calamaria jinggangensis CAI, JIANG, WU, HUANG, FEI & DING, 2023
• Calamaria joloensis TAYLOR, 1922
• Calamaria lateralis MOCQUARD, 1890
• Calamaria lautensis DE ROOIJ, 1917
• Calamaria leucogaster BLEEKER, 1860
• Calamaria linnaei BOIE, 1827
• Calamaria longirostris HOWARD & GILLESPIE, 2007
• Calamaria lovii BOULENGER, 1887
• Calamaria lumbricoidea BOIE, 1827
• Calamaria lumholtzi ANDERSSON, 1923
• Calamaria margaritophora BLEEKER, 1860
• Calamaria mecheli SCHENKEL, 1901
• Calamaria melanota JAN, 1862
• Calamaria modesta DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Calamaria muelleri BOULENGER, 1896
• Calamaria nebulosa LEE, 2021
• Calamaria nuchalis BOULENGER, 1896
• Calamaria palavanensis INGER & MARX, 1965
• Calamaria pavimentata DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Calamaria pfefferi STEJNEGER, 1901
• Calamaria prakkei LIDTH DE JEUDE, 1893
• Calamaria rebentischi BLEEKER, 1860
• Calamaria sangi NGUYEN, KOCH & ZIEGLER, 2009
• Calamaria schlegeli DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Calamaria schmidti MARX & INGER, 1955
• Calamaria septentrionalis BOULENGER, 1890
• Calamaria strigiventris POYARKOV, NGUYEN, ORLOV & VOGEL, 2019
• Calamaria suluensis TAYLOR, 1922
• Calamaria sumatrana EDELING, 1870
• Calamaria thanhi ZIEGLER & QUYET, 2005
• Calamaria ulmeri SACKETT, 1940
• Calamaria virgulata BOIE, 1827
• Calamaria yunnanensis CHERNOV, 1962
• Calamodontophis paucidens (AMARAL, 1936)
• Calamodontophis ronaldoi FRANCO, DE CARVALHO-CINTRA & DE LEMA, 2006
• Calamophis jobiensis MEYER, 1874
• Calamophis katesandersae MURPHY, 2012
• Calamophis ruuddelangi MURPHY, 2012
• Calamophis sharonbrooksae MURPHY, 2012
• Calamorhabdium acuticeps AHL, 1933
• Calamorhabdium kuekenthali BOETTGER, 1898
• Calliophis beddomei SMITH, 1943
• Calliophis bibroni (JAN, 1858)
• Calliophis bilineatus (PETERS, 1881)
• Calliophis bivirgatus (BOIE, 1827)
• Calliophis castoe SMITH, OGALE, DEEPAK & GIRI, 2012
• Calliophis gracilis GRAY, 1834
• Calliophis haematoetron SMITH, MANAMENDRA-ARACHCHI & SOMAWEERA, 2008
• Calliophis intestinalis (LAURENTI, 1768)
• Calliophis maculiceps (GÜNTHER, 1858)
• Calliophis melanurus (SHAW, 1802)
• Calliophis nigrescens (GÜNTHER, 1862)
• Calliophis nigrotaeniatus PETERS, 1863
• Calliophis philippinus (GÜNTHER, 1864)
• Calliophis salitan BROWN, SMART, LEVITON & SMITH, 2018
• Calliophis suluensis (STEINDACHNER, 1891)
• Calloselasma rhodostoma (KUHL, 1824)
• Candoia aspera (GÜNTHER, 1877)
• Candoia bibroni (DUMÉRIL & BIBRON, 1844)
• Candoia carinata (SCHNEIDER, 1801)
• Candoia paulsoni (STULL, 1956)
• Candoia superciliosa (GÜNTHER, 1863)
• Cantoria violacea GIRARD, 1858
• Caraiba andreae (REINHARDT & LÜTKEN, 1862)
• Carphophis amoenus (SAY, 1825)
• Carphophis vermis (KENNICOTT, 1859)
• Casarea dussumieri (SCHLEGEL, 1837)
• Cathetorhinus melanocephalus DUMÉRIL & BIBRON, 1844
• Causus bilineatus BOULENGER, 1905
• Causus defilippii (JAN, 1863)
• Causus lichtensteinii (JAN, 1859)
• Causus maculatus (HALLOWELL, 1842)
• Causus rasmusseni BROADLEY, 2014
• Causus resimus (PETERS, 1862)
• Causus rhombeatus (LICHTENSTEIN, 1823)
• Cemophora coccinea (BLUMENBACH, 1788)
• Cemophora lineri WILLIAMS, BROWN & WILSON, 1966
• Cenaspis aenigma CAMPBELL, SMITH & HALL, 2018
• Cerastes cerastes (LINNAEUS, 1758)
• Cerastes gasperettii LEVITON & ANDERSON, 1967
• Cerastes vipera (LINNAEUS, 1758)
• Cerberus australis (GRAY, 1842)
• Cerberus dunsoni MURPHY, VORIS & KARNS, 2012
• Cerberus microlepis BOULENGER, 1896
• Cerberus rynchops (SCHNEIDER, 1799)
• Cerberus schneiderii (SCHLEGEL, 1837)
• Cercophis auratus (SCHLEGEL, 1837)
• Cerrophidion godmani (GÜNTHER, 1863)
• Cerrophidion petlalcalensis LÓPEZ-LUNA, VOGT & TORRE-LORANCA, 1999
• Cerrophidion sasai JADIN, TOWNSEND, CASTOE & CAMPBELL, 2012
• Cerrophidion tzotzilorum (CAMPBELL, 1985)
• Cerrophidion wilsoni JADIN, TOWNSEND, CASTOE & CAMPBELL, 2012
• Chamaelycus christyi BOULENGER, 1919
• Chamaelycus fasciatus (GÜNTHER, 1858)
• Chamaelycus parkeri (ANGEL, 1934)
• Chapinophis xanthocheilus CAMPBELL & SMITH, 1998
• Charina bottae (BLAINVILLE, 1835)
• Charina umbratica KLAUBER, 1943
• Chersodromus australis CANSECO-MÁRQUEZ, RAMÍREZ-GONZÁLEZ & CAMPBELL, 2018
• Chersodromus liebmanni REINHARDT, 1861
• Chersodromus nigrum CANSECO-MÁRQUEZ, RAMÍREZ-GONZÁLEZ & CAMPBELL, 2018
• Chersodromus rubriventris (TAYLOR, 1949)
• Chilabothrus ampelophis LANDESTOY, REYNOLDS & HENDERSON, 2021
• Chilabothrus angulifer (COCTEAU & BIBRON, 1840)
• Chilabothrus argentum REYNOLDS, PUENTE-ROLÓN, GENEVA, AVILES-RODRIGUEZ & HERRMANN, 2016
• Chilabothrus chrysogaster (COPE, 1871)
• Chilabothrus exsul (NETTING & GOIN, 1944)
• Chilabothrus fordii (GÜNTHER, 1861)
• Chilabothrus gracilis FISCHER, 1888
• Chilabothrus granti (STULL, 1933)
• Chilabothrus inornatus (REINHARDT, 1843)
• Chilabothrus monensis (ZENNECK, 1898)
• Chilabothrus schwartzi (BUDEN, 1975)
• Chilabothrus striatus (FISCHER, 1856)
• Chilabothrus strigilatus (COPE, 1862)
• Chilabothrus subflavus (STEJNEGER, 1901)
• Chilorhinophis butleri WERNER, 1907
• Chilorhinophis gerardi (BOULENGER, 1913)
• Chironius bicarinatus (WIED-NEUWIED, 1820)
• Chironius brazili HAMDAN & FERNANDES, 2015
• Chironius carinatus (LINNAEUS, 1758)
• Chironius challenger KOK, 2010
• Chironius cochranae HOGE & ROMANO, 1969
• Chironius diamantina FERNANDES & HAMDAN, 2014
• Chironius dixoni WIEST, 1978
• Chironius dracomaris SUDRÉ, ANDRADE-JUNIOR, FOLLY, AZEVEDO, ÁVILA, CURCIO, SALES NUNES & PASSOS, 2024
• Chironius exoletus (LINNAEUS, 1758)
• Chironius flavolineatus (BOETTGER, 1885)
• Chironius flavopictus (WERNER, 1909)
• Chironius foveatus BAILEY, 1955
• Chironius fuscus (LINNAEUS, 1758)
• Chironius gouveai ENTIAUSPE-NETO, LÚCIO-LYRA, KOCH, MARQUES-QUINTELA, DIESEL-ABEGG & LOEBMANN, 2020
• Chironius grandisquamis (PETERS, 1869)
• Chironius laevicollis (WIED-NEUWIED, 1824)
• Chironius leucometapus DIXON, WIEST & CEI, 1993
• Chironius maculoventris DIXON, WIEST & CEI, 1993
• Chironius monticola ROZE, 1952
• Chironius multiventris SCHMIDT & WALKER, 1943
• Chironius nigelnoriegai JADIN, JOWERS, BLAIR, LUDWIG, SALGADO-IRAZABAL & MURPHY, 2024
• Chironius quadricarinatus (BOIE, 1827)
• Chironius scurrula (WAGLER, 1824)
• Chironius septentrionalis DIXON, WIEST & CEI, 1993
• Chironius spixii (HALLOWELL, 1845)
• Chironius vincenti (BOULENGER, 1891)
• Chironius whipala QUINTEROS-MUÑOZ, GÓMEZ-MURILLO, CAMACHO-BADANI, AGUAYO, CARPIO-REAL, PÉREZ, MARCA, GONZALES & TORRES-CARVAJAL, 2024
• Chlorosoma dunupyana MELO-SAMPAIO, PASSOS, MARTINS, JENNINGS, MOURA-LEITE, MORATO, VENEGAS, CHÁVEZ, VENÂNCIO & SOUZA, 2020
• Chlorosoma laticeps (WERNER, 1900)
• Chlorosoma viridissimum (LINNAEUS, 1758)
• Chrysopelea ornata (SHAW, 1802)
• Chrysopelea paradisi BOIE, 1827
• Chrysopelea pelias (LINNAEUS, 1758)
• Chrysopelea rhodopleuron BOIE, 1827
• Chrysopelea taprobanica SMITH, 1943
• Clelia clelia (DAUDIN, 1803)
• Clelia equatoriana (AMARAL, 1924)
• Clelia errabunda UNDERWOOD, 1993
• Clelia hussami MORATO, FRANCO & SANCHES, 2003
• Clelia langeri REICHLE & EMBERT, 2005
• Clelia plumbea (WIED-NEUWIED, 1820)
• Clelia scytalina (COPE, 1867)
• Clonophis kirtlandii (KENNICOTT, 1856)
• Coelognathus enganensis (VINCIGUERRA, 1892)
• Coelognathus erythrurus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Coelognathus flavolineatus (SCHLEGEL, 1837)
• Coelognathus helena (DAUDIN, 1803)
• Coelognathus philippinus (GRIFFIN, 1909)
• Coelognathus radiatus (BOIE, 1827)
• Coelognathus subradiatus (SCHLEGEL, 1837)
• Collorhabdium williamsoni SMEDLEY, 1932
• Coluber constrictor LINNAEUS, 1758
• Colubroelaps adleri POYARKOV, BRAGIN & NGUYEN, 2024
• Colubroelaps nguyenvansangi ORLOV, KHARIN, ANANJEVA, NGUYEN & NGUYEN, 2009
• Compsophis albiventris MOCQUARD, 1894
• Compsophis boulengeri (PERACCA, 1892)
• Compsophis fatsibe (MERCURIO & ANDREONE, 2005)
• Compsophis infralineatus (GÜNTHER, 1882)
• Compsophis laphystius (CADLE, 1996)
• Compsophis vinckei (DOMERGUE, 1988)
• Compsophis zeny (CADLE, 1996)
• Coniophanes alvarezi CAMPBELL, 1989
• Coniophanes andresensis BAILEY, 1937
• Coniophanes bipunctatus (GÜNTHER, 1858)
• Coniophanes dromiciformis (PETERS, 1863)
• Coniophanes fissidens (GÜNTHER, 1858)
• Coniophanes imperialis (BAIRD & GIRARD, 1859)
• Coniophanes joanae MYERS, 1966
• Coniophanes lateritius COPE, 1862
• Coniophanes longinquus CADLE, 1989
• Coniophanes melanocephalus (PETERS, 1870)
• Coniophanes meridanus SCHMIDT & ANDREWS, 1936
• Coniophanes michoacanensis FLORES-VILLELA & SMITH, 2009
• Coniophanes piceivittis COPE, 1870
• Coniophanes quinquevittatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Coniophanes schmidti BAILEY, 1937
• Coniophanes taeniata (PETERS, 1870)
• Coniophanes taylori HALL, 1951
• Conophis lineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Conophis morai PÉREZ-HIGAREDA, LÓPEZ-LUNA & SMITH, 2002
• Conophis vittatus PETERS, 1860
• Conopsis acuta (COPE, 1886)
• Conopsis amphisticha (SMITH & LAUFE, 1945)
• Conopsis biserialis (TAYLOR & SMITH, 1942)
• Conopsis lineata (KENNICOTT, 1859)
• Conopsis megalodon (TAYLOR & SMITH, 1942)
• Conopsis nasus (GÜNTHER, 1858)
• Contia longicaudae FELDMAN & HOYER, 2010
• Contia tenuis (BAIRD & GIRARD, 1852)
• Corallus annulatus (COPE, 1875)
• Corallus batesii (GRAY, 1860)
• Corallus blombergi (RENDAHL & VESTERGREN, 1940)
• Corallus caninus (LINNAEUS, 1758)
• Corallus cookii GRAY, 1842
• Corallus cropanii (HOGE, 1953)
• Corallus grenadensis (BARBOUR, 1914)
• Corallus hortulana (LINNAEUS, 1758)
• Corallus ruschenbergerii (COPE, 1875)
• Coronelaps lepidus (REINHARDT, 1861)
• Coronella austriaca LAURENTI, 1768
• Coronella girondica (DAUDIN, 1803)
• Craspedocephalus anamallensis (GÜNTHER, 1864)
• Craspedocephalus andalasensis (DAVID, VOGEL, VIJAYAKUMAR & VIDAL, 2006)
• Craspedocephalus borneensis (PETERS, 1872)
• Craspedocephalus brongersmai (HOGE, 1969)
• Craspedocephalus gramineus (SHAW, 1802)
• Craspedocephalus macrolepis (BEDDOME, 1862)
• Craspedocephalus malabaricus (JERDON, 1854)
• Craspedocephalus occidentalis (POPE & POPE, 1933)
• Craspedocephalus peltopelor MALLIK, SRIKANTHAN, GANESH, VIJAYAKUMAR, CAMPBELL, MALHOTRA & SHANKER, 2021
• Craspedocephalus puniceus (BOIE, 1827)
• Craspedocephalus strigatus (GRAY, 1842)
• Craspedocephalus travancoricus MALLIK, SRIKANTHAN, GANESH, VIJAYAKUMAR, CAMPBELL, MALHOTRA & SHANKER, 2021
• Craspedocephalus trigonocephalus (DONNDORFF, 1798)
• Craspedocephalus wiroti (TRUTNAU, 1981)
• Crisantophis nevermanni (DUNN, 1937)
• Crotalus adamanteus PALISOT DE BEAUVOIS, 1799
• Crotalus angelensis KLAUBER, 1963
• Crotalus aquilus KLAUBER, 1952
• Crotalus armstrongi CAMPBELL, 1979
• Crotalus atrox BAIRD & GIRARD, 1853
• Crotalus basiliscus (COPE, 1864)
• Crotalus brunneus HARRIS & SIMMONS, 1978
• Crotalus campbelli BRYSON JR, LINKEM, DORCAS, LATHROP, JONES, ALVARADO-DÍAZ, GRÜNWALD & MURPHY, 2014
• Crotalus catalinensis CLIFF, 1954
• Crotalus cerastes HALLOWELL, 1854
• Crotalus cerberus (COUES, 1875)
• Crotalus concolor WOODBURY, 1929
• Crotalus culminatus KLAUBER, 1952
• Crotalus durissus LINNAEUS, 1758
• Crotalus enyo (COPE, 1861)
• Crotalus ericsmithi CAMPBELL & FLORES-VILLELA, 2008
• Crotalus estebanensis KLAUBER, 1949
• Crotalus exiguus CAMPBELL & ARMSTRONG, 1979
• Crotalus helleri MEEK, 1905
• Crotalus horridus LINNAEUS, 1758
• Crotalus intermedius TROSCHEL, 1865
• Crotalus lannomi TANNER, 1966
• Crotalus lepidus (KENNICOTT, 1861)
• Crotalus lorenzoensis RADCLIFF & MASLIN, 1975
• Crotalus lutosus KLAUBER, 1930
• Crotalus mictlantecuhtli CARBAJAL-MÁRQUEZ, CEDEÑO-VÁZQUEZ, MARTÍNEZ-ARCE, NERI-CASTRO & MACHKOUR-M’RABET, 2020
• Crotalus mitchellii (COPE, 1861)
• Crotalus molossus BAIRD & GIRARD, 1853
• Crotalus morulus KLAUBER, 1952
• Crotalus oreganus HOLBROOK, 1840
• Crotalus ornatus HALLOWELL, 1854
• Crotalus polisi MEIK, SCHAACK, FLORES-VILLELA & STREICHER, 2018
• Crotalus polystictus (COPE, 1865)
• Crotalus pricei VAN DENBURGH, 1895
• Crotalus pusillus KLAUBER, 1952
• Crotalus pyrrhus (COPE, 1866)
• Crotalus ravus COPE, 1865
• Crotalus ruber COPE, 1892
• Crotalus scutulatus (KENNICOTT, 1861)
• Crotalus simus LATREILLE, 1801
• Crotalus stejnegeri DUNN, 1919
• Crotalus stephensi KLAUBER, 1930
• Crotalus tancitarensis ALVARADO-DÍAZ & CAMPBELL, 2004
• Crotalus thalassoporus MEIK, SCHAACK, FLORES-VILLELA & STREICHER, 2018
• Crotalus tigris KENNICOTT, 1859
• Crotalus tlaloci BRYSON, LINKEM, DORCAS, LATHROP, JONES, ALVARADO-DÍAZ, GRÜNWALD & MURPHY, 2014
• Crotalus totonacus GLOYD & KAUFFELD, 1940
• Crotalus transversus TAYLOR, 1944
• Crotalus triseriatus (WAGLER, 1830)
• Crotalus tzabcan KLAUBER, 1952
• Crotalus unicolor LIDTH DE JEUDE, 1887
• Crotalus vegrandis KLAUBER, 1941
• Crotalus viridis (RAFINESQUE, 1818)
• Crotalus willardi MEEK, 1905
• Crotaphopeltis barotseensis BROADLEY, 1968
• Crotaphopeltis braestrupi RASMUSSEN, 1985
• Crotaphopeltis degeni (BOULENGER, 1906)
• Crotaphopeltis hippocrepis (REINHARDT, 1843)
• Crotaphopeltis hotamboeia (LAURENTI, 1768)
• Crotaphopeltis tornieri (WERNER, 1908)
• Cryophis hallbergi BOGERT & DUELLMAN, 1963
• Cryptophis boschmai (BRONGERSMA & KNAAP VAN MEEUWEN, 1964)
• Cryptophis incredibilis (WELLS & WELLINGTON, 1985)
• Cryptophis nigrescens (GÜNTHER, 1862)
• Cryptophis nigrostriatus (KREFFT, 1864)
• Cryptophis pallidiceps (GÜNTHER, 1858)
• Cubatyphlops anchaurus (THOMAS & HEDGES, 2007)
• Cubatyphlops anousius (THOMAS & HEDGES, 2007)
• Cubatyphlops arator (THOMAS & HEDGES, 2007)
• Cubatyphlops biminiensis (RICHMOND, 1955)
• Cubatyphlops caymanensis (SACKETT, 1940)
• Cubatyphlops contorhinus (THOMAS & HEDGES, 2007)
• Cubatyphlops epactius (THOMAS, 1968)
• Cubatyphlops golyathi (DOMÍNGUEZ & MORENO, 2009)
• Cubatyphlops notorachius (THOMAS & HEDGES, 2007)
• Cubatyphlops paradoxus (THOMAS, 1968)
• Cubatyphlops perimychus (THOMAS & HEDGES, 2007)
• Cubatyphlops satelles (THOMAS & HEDGES, 2007)
• Cubophis brooksi (BARBOUR, 1914)
• Cubophis cantherigerus (BIBRON, 1843)
• Cubophis caymanus (GARMAN, 1887)
• Cubophis fuscicauda (GARMAN, 1888)
• Cubophis ruttyi (GRANT, 1941)
• Cubophis vudii (COPE, 1862)
• Cyclocorus lineatus (REINHARDT, 1843)
• Cyclocorus nuchalis TAYLOR, 1923
• Cyclotyphlops deharvengi IN DEN BOSCH & INEICH, 1994
• Cylindrophis aruensis BOULENGER, 1920
• Cylindrophis boulengeri ROUX, 1911
• Cylindrophis burmanus SMITH, 1943
• Cylindrophis engkariensis STUEBING, 1994
• Cylindrophis isolepis BOULENGER, 1896
• Cylindrophis jodiae AMARASINGHE, INEICH, CAMPBELL & HALLERMANN, 2015
• Cylindrophis lineatus DENNYS, 1880
• Cylindrophis maculatus (LINNAEUS, 1758)
• Cylindrophis melanotus WAGLER, 1828
• Cylindrophis opisthorhodus BOULENGER, 1897
• Cylindrophis osheai KIECKBUSCH, MADER, KAISER & MECKE, 2018
• Cylindrophis ruffus (LAURENTI, 1768)
• Cylindrophis slowinskii BERNSTEIN, BAUER, MCGUIRE, ARIDA, KAISER, KIECKBUSCH & MECKE, 2020
• Cylindrophis subocularis KIECKBUSCH, MECKE, HARTMANN, EHRMANTRAUT, O’SHEA & KAISER, 2016
• Cylindrophis yamdena SMITH & SIDIK, 1998
• Daboia mauritanica (GRAY, 1849)
• Daboia palaestinae (WERNER, 1938)
• Daboia russelii (SHAW & NODDER, 1797)
• Daboia siamensis (SMITH, 1917)
• Dasypeltis abyssina (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Dasypeltis arabica BROADLEY & BATES, 2018
• Dasypeltis atra STERNFELD, 1912
• Dasypeltis bazi SALEH & SARHAN, 2016
• Dasypeltis confusa TRAPE & MANÉ, 2006
• Dasypeltis congolensis TRAPE, MEDIANNIKOV, CHIRIO & CHIRIO, 2021
• Dasypeltis crucifera BATES, 2018
• Dasypeltis fasciata SMITH, 1849
• Dasypeltis gansi TRAPE & MANÉ, 2006
• Dasypeltis inornata SMITH, 1849
• Dasypeltis latericia TRAPE & MANÉ, 2006
• Dasypeltis loveridgei MERTENS, 1954
• Dasypeltis medici BIANCONI, 1859
• Dasypeltis palmarum (LEACH, 1818)
• Dasypeltis parascabra TRAPE, MEDIANNIKOV & TRAPE, 2012
• Dasypeltis sahelensis TRAPE & MANÉ, 2006
• Dasypeltis scabra (LINNAEUS, 1758)
• Dasypeltis taylori BATES & BROADLEY, 2018
• Deinagkistrodon acutus (GÜNTHER, 1888)
• Demansia angusticeps (MACLEAY, 1888)
• Demansia calodera STORR, 1978
• Demansia cyanochasma NANKIVELL, MARYAN, BUSH & HUTCHINSON, 2023
• Demansia flagellatio WELLS & WELLINGTON, 1985
• Demansia olivacea (GRAY, 1842)
• Demansia papuensis (MACLEAY, 1877)
• Demansia psammophis (SCHLEGEL, 1837)
• Demansia quaesitor SHEA, 2007
• Demansia reticulata (GRAY, 1842)
• Demansia rimicola SCANLON, 2007
• Demansia rufescens STORR, 1978
• Demansia shinei SHEA, 2007
• Demansia simplex STORR, 1978
• Demansia torquata (GÜNTHER, 1862)
• Demansia vestigiata (DE VIS, 1884)
• Dendrelaphis andamanensis (ANDERSON, 1871)
• Dendrelaphis anthracina KRAUS, 2025
• Dendrelaphis ashoki VOGEL & VAN ROOIJEN, 2011
• Dendrelaphis atra KRAUS, 2025
• Dendrelaphis bifrenalis (BOULENGER, 1890)
• Dendrelaphis biloreatus WALL, 1908
• Dendrelaphis binhi NGUYEN, NGUYEN, LE, NGUYEN, VO, VO, CHE & MURPHY, 2023
• Dendrelaphis calligaster (GÜNTHER, 1867)
• Dendrelaphis caudolineatus (GRAY, 1834)
• Dendrelaphis caudolineolatus (GÜNTHER, 1869)
• Dendrelaphis chairecacos (BOIE, 1827)
• Dendrelaphis cyanochloris (WALL, 1921)
• Dendrelaphis effrenis (WERNER, 1909)
• Dendrelaphis flavescens GAULKE, 1994
• Dendrelaphis formosus (BOIE, 1827)
• Dendrelaphis fuliginosus GRIFFIN, 1909
• Dendrelaphis gastrostictus (BOULENGER, 1894)
• Dendrelaphis girii VOGEL & VAN ROOIJEN, 2011
• Dendrelaphis grandoculis (BOULENGER, 1890)
• Dendrelaphis grismeri VOGEL & VAN ROOIJEN, 2008
• Dendrelaphis haasi VAN ROOIJEN & VOGEL, 2008
• Dendrelaphis hollinrakei LAZELL, 2002
• Dendrelaphis humayuni TIWARI & BISWAS, 1973
• Dendrelaphis inornatus BOULENGER, 1897
• Dendrelaphis keiensis (MERTENS, 1926)
• Dendrelaphis kopsteini VOGEL & VAN ROOIJEN, 2007
• Dendrelaphis levitoni VAN ROOIJEN & VOGEL, 2012
• Dendrelaphis lineolatus (JACQUINOT & GUICHENOT, 1853)
• Dendrelaphis lorentzii (LIDTH DE JEUDE, 1911)
• Dendrelaphis luzonensis LEVITON, 1961
• Dendrelaphis macrops (GÜNTHER, 1877)
• Dendrelaphis marenae VOGEL & VAN ROOIJEN, 2008
• Dendrelaphis melanarkys KRAUS, 2025
• Dendrelaphis modestus BOULENGER, 1894
• Dendrelaphis ngansonensis (BOURRET, 1935)
• Dendrelaphis nigroserratus VOGEL, VAN ROOIJEN & HAUSER, 2012
• Dendrelaphis oliveri (TAYLOR, 1950)
• Dendrelaphis papuensis BOULENGER, 1895
• Dendrelaphis philippinensis (GÜNTHER, 1879)
• Dendrelaphis pictus (GMELIN, 1789)
• Dendrelaphis proarchos (WALL, 1909)
• Dendrelaphis punctulatus (GRAY, 1826)
• Dendrelaphis roseni KRAUS, 2025
• Dendrelaphis schokari (KUHL, 1820)
• Dendrelaphis striatus (COHN, 1905)
• Dendrelaphis striolatus (PETERS, 1867)
• Dendrelaphis subocularis (BOULENGER, 1888)
• Dendrelaphis terrificus (PETERS, 1872)
• Dendrelaphis thasuni ATTHANAGODA, DA SILVA, VOGEL, UDAYANGA, BANDARA, MADAWALA, GRISMER & KARUNARATHNA, 2025
• Dendrelaphis tristis (DAUDIN, 1803)
• Dendrelaphis underwoodi VAN ROOIJEN & VOGEL, 2008
• Dendrelaphis vogeli JIANG, GUO, REN & LI, 2020
• Dendrelaphis walli VOGEL & VAN ROOIJEN, 2011
• Dendrelaphis wickrorum DANUSHKA, KANISHKA, AMARASINGHE, VOGEL & SENEVIRATNE, 2020
• Dendroaspis angusticeps (SMITH, 1849)
• Dendroaspis jamesoni (TRAILL, 1843)
• Dendroaspis polylepis GÜNTHER, 1864
• Dendroaspis viridis (HALLOWELL, 1844)
• Dendrolycus elapoides (GÜNTHER, 1874)
• Dendrophidion apharocybe CADLE, 2012
• Dendrophidion atlantica FREIRE, CARAMASCHI & GONÇALVES, 2010
• Dendrophidion bivittatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Dendrophidion boshelli DUNN, 1944
• Dendrophidion brunneum (GÜNTHER, 1858)
• Dendrophidion clarkii DUNN, 1933
• Dendrophidion crybelum CADLE, 2012
• Dendrophidion dendrophis (SCHLEGEL, 1837)
• Dendrophidion graciliverpa CADLE, 2012
• Dendrophidion nuchale (PETERS, 1863)
• Dendrophidion paucicarinatum (COPE, 1894)
• Dendrophidion percarinatum (COPE, 1893)
• Dendrophidion prolixum CADLE, 2012
• Dendrophidion rufiterminorum CADLE & SAVAGE, 2012
• Dendrophidion vinitor SMITH, 1941
• Denisonia devisi (WAITE & LONGMAN, 1920)
• Denisonia maculata (STEINDACHNER, 1867)
• Diadophis punctatus (LINNAEUS, 1766)
• Diaphorolepis laevis WERNER, 1923
• Diaphorolepis wagneri JAN, 1863
• Dibernardia affinis (GÜNTHER, 1858)
• Dibernardia bilineata (FISCHER, 1885)
• Dibernardia persimilis (COPE, 1869)
• Dibernardia poecilopogon (COPE, 1863)
• Dieurostus dussumieri (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Dipsadoboa aulica (GÜNTHER, 1864)
• Dipsadoboa brevirostris (STERNFELD, 1908)
• Dipsadoboa duchesnii (BOULENGER, 1901)
• Dipsadoboa flavida (BROADLEY & STEVENS, 1971)
• Dipsadoboa kageleri UTHMÖLLER, 1939
• Dipsadoboa montisilva BRANCH, CONRADIE & TOLLEY, 2019
• Dipsadoboa riparia TRAPE, MEDIANNIKOV & BALDÉ, 2023
• Dipsadoboa shrevei (LOVERIDGE, 1932)
• Dipsadoboa underwoodi RASMUSSEN, 1993
• Dipsadoboa unicolor GÜNTHER, 1858
• Dipsadoboa viridis (PETERS, 1869)
• Dipsadoboa weileri (LINDHOLM, 1905)
• Dipsadoboa werneri (BOULENGER, 1897)
• Dipsas albifrons (SAUVAGE, 1884)
• Dipsas alternans (FISCHER, 1885)
• Dipsas andiana (BOULENGER, 1896)
• Dipsas aparatiritos RAY, SÁNCHEZ-MARTÍNEZ, BATISTA, MULCAHY, SHEEHY III, SMITH, PYRON & ARTEAGA, 2023
• Dipsas articulata (COPE, 1868)
• Dipsas baliomelas HARVEY, 2008
• Dipsas bicolor (GÜNTHER, 1895)
• Dipsas bobridgelyi (ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018)
• Dipsas bothropoides MEBERT, PASSOS, FERNANDES, ENTIAUSPE-NETO, QUEIROZ-ALVEZ, MACHADO & LOPES, 2020
• Dipsas brevifacies (COPE, 1866)
• Dipsas bucephala (SHAW, 1802)
• Dipsas catesbyi (SENTZEN, 1796)
• Dipsas chaparensis REYNOLDS & FOSTER, 1992
• Dipsas cisticeps (BOETTGER, 1885)
• Dipsas copei (GÜNTHER, 1872)
• Dipsas elegans (BOULENGER, 1896)
• Dipsas ellipsifera (BOULENGER, 1898)
• Dipsas gaigeae (OLIVER, 1937)
• Dipsas georgejetti ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018
• Dipsas gracilis (BOULENGER, 1902)
• Dipsas incerta (JAN, 1863)
• Dipsas indica LAURENTI, 1768
• Dipsas jamespetersi (ORCÉS & ALMENDÁRIZ, 1989)
• Dipsas klebbai ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018
• Dipsas latifrontalis (BOULENGER, 1905)
• Dipsas lavillai (SCROCCHI, PORTO & REY, 1993)
• Dipsas maxillaris (WERNER, 1910)
• Dipsas mikanii SCHLEGEL, 1837
• Dipsas neuwiedi (IHERING, 1911)
• Dipsas nicholsi (DUNN, 1933)
• Dipsas oligozonata (ORCÉS & ALMENDÁRIZ, 1989)
• Dipsas oneilli (ROSSMAN & THOMAS, 1979)
• Dipsas oreas (COPE, 1868)
• Dipsas oswaldobaezi ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018
• Dipsas pakaraima MACCULLOCH & LATHROP, 2004
• Dipsas palmeri (BOULENGER, 1912)
• Dipsas pavonina SCHLEGEL, 1837
• Dipsas peruana (BOETTGER, 1898)
• Dipsas praeornata (WERNER, 1909)
• Dipsas pratti (BOULENGER, 1897)
• Dipsas sanctijoannis (BOULENGER, 1911)
• Dipsas sazimai FERNANDES, MARQUES & ARGÔLO, 2010
• Dipsas schunkii (BOULENGER, 1908)
• Dipsas temporalis (WERNER, 1909)
• Dipsas tenuissima TAYLOR, 1954
• Dipsas trinitatis PARKER, 1926
• Dipsas turgida (COPE, 1868)
• Dipsas vagrans (DUNN, 1923)
• Dipsas vagus (JAN, 1863)
• Dipsas variegata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Dipsas ventrimaculata (BOULENGER, 1885)
• Dipsas vermiculata PETERS, 1960
• Dipsas viguieri (BOCOURT, 1884)
• Dipsas welborni ARTEAGA & BATISTA, 2023
• Dipsas williamsi (CARILLO DE ESPINOZA, 1974)
• Dipsina multimaculata (SMITH, 1847)
• Dispholidus pembae HUGHES, 2021
• Dispholidus punctatus LAURENT, 1955
• Dispholidus typus (SMITH, 1828)
• Ditaxodon taeniatus (PETERS, 1868)
• Ditypophis vivax GÜNTHER, 1881
• Djokoiskandarus annulata (DE JONG, 1926)
• Dolichophis andreanus (WERNER, 1917)
• Dolichophis caspius (GMELIN, 1789)
• Dolichophis jugularis (LINNAEUS, 1758)
• Dolichophis schmidti (NIKOLSKY, 1909)
• Drepanoides anomalus (JAN, 1863)
• Dromicodryas bernieri (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Dromicodryas quadrilineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Drymarchon caudomaculatus WÜSTER, YRAUSQUIN & MIJARES-URRUTIA, 2001
• Drymarchon corais (BOIE, 1827)
• Drymarchon couperi (HOLBROOK, 1842)
• Drymarchon margaritae ROZE, 1959
• Drymarchon melanurus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Drymobius chloroticus (COPE, 1886)
• Drymobius margaritiferus (SCHLEGEL, 1837)
• Drymobius melanotropis (COPE, 1875)
• Drymobius rhombifer (GÜNTHER, 1860)
• Drymoluber apurimacensis LEHR, CARRILLO & HOCKING, 2004
• Drymoluber brazili (GOMES, 1918)
• Drymoluber dichrous (PETERS, 1863)
• Dryophiops philippina BOULENGER, 1896
• Dryophiops rubescens (GRAY, 1834)
• Dryophylax almae (FRANCO & FERREIRA, 2003)
• Dryophylax ceibae (BAILEY & THOMAS, 2007)
• Dryophylax chaquensis (BERGNA & ÁLVAREZ, 1993)
• Dryophylax chimanta (ROZE, 1958)
• Dryophylax corocoroensis (GORZULA & AYARZAGÜENA, 1996)
• Dryophylax dixoni (BAILEY & THOMAS, 2007)
• Dryophylax duida (MYERS & DONNELLY, 1996)
• Dryophylax gambotensis (PÉREZ-SANTOS & MORENO, 1989)
• Dryophylax hypoconia (COPE, 1860)
• Dryophylax marahuaquensis (GORZULA & AYARZAGÜENA, 1996)
• Dryophylax nattereri (MIKAN, 1820)
• Dryophylax paraguanae (BAILEY & THOMAS, 2007)
• Dryophylax phoenix (FRANCO, TREVINE, MONTINGELLI & ZAHER, 2017)
• Dryophylax ramonriveroi (MANZANILLA & SÁNCHEZ, 2005)
• Dryophylax yavi (MYERS & DONNELLY, 1996)
• Drysdalia coronoides (GÜNTHER, 1858)
• Drysdalia mastersii (KREFFT, 1866)
• Drysdalia rhodogaster (JAN, 1873)
• Duberria atriventris (STERNFELD, 1912)
• Duberria lutrix (LINNAEUS, 1758)
• Duberria rhodesiana BROADLEY, 1958
• Duberria shirana (BOULENGER, 1894)
• Duberria variegata (PETERS, 1854)
• Echinanthera cephalomaculata DI BERNARDO, 1994
• Echinanthera cephalostriata DI BERNARDO, 1996
• Echinanthera cyanopleura (COPE, 1885)
• Echinanthera melanostigma (WAGLER, 1824)
• Echinanthera undulata (WIED-NEUWIED, 1824)
• Echiopsis curta (SCHLEGEL, 1837)
• Echis borkini CHERLIN, 1990
• Echis carinatus (SCHNEIDER, 1801)
• Echis coloratus GÜNTHER, 1878
• Echis hughesi CHERLIN, 1990
• Echis jogeri CHERLIN, 1990
• Echis khosatzkii CHERLIN, 1990
• Echis leucogaster ROMAN, 1972
• Echis megalocephalus CHERLIN, 1990
• Echis ocellatus STEMMLER, 1970
• Echis omanensis BABOCSAY, 2004
• Echis pyramidum (GEOFFROY SAINT-HILAIRE, 1827)
• Echis romani TRAPE, 2018
• Eirenis africanus (BOULENGER, 1914)
• Eirenis aurolineatus (VENZMER, 1919)
• Eirenis barani SCHMIDTLER, 1988
• Eirenis collaris (MÉNÉTRIES, 1832)
• Eirenis coronella (SCHLEGEL, 1837)
• Eirenis coronelloides (JAN, 1862)
• Eirenis decemlineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Eirenis eiselti SCHMIDTLER & SCHMIDTLER, 1978
• Eirenis hakkariensis SCHMIDTLER & EISELT, 1991
• Eirenis kermanensis RAJABIZADEH, SCHMIDTLER, ORLOV & SOLEIMANI, 2012
• Eirenis levantinus SCHMIDTLER, 1993
• Eirenis lineomaculatus SCHMIDT, 1939
• Eirenis medus (CHERNOV, 1940)
• Eirenis modestus (MARTIN, 1838)
• Eirenis nigrofasciatus (NIKOLSKY, 1907)
• Eirenis occidentalis RAJABIZADEH, NAGY, ADRIAENS, AVCI, MASROOR, SCHMIDTLER, NAZAROV, ESMAEILI & CHRISTIAENS, 2015
• Eirenis persicus (ANDERSON, 1872)
• Eirenis punctatolineatus (BOETTGER, 1892)
• Eirenis rafsanjanicus AKBARPOUR, RASTEGAR-POUYANI, FATHINIA & RASTEGAR-POUYANI, 2020
• Eirenis rechingeri EISELT, 1971
• Eirenis rothii JAN, 1863
• Eirenis thospitis SCHMIDTLER & LANZA, 1990
• Eirenis yassujicus FATHINIA, RASTEGAR-POUYANI & SHAFAEIPOUR, 2019
• Elaiophis inornatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Elaphe anomala (BOULENGER, 1916)
• Elaphe bimaculata SCHMIDT, 1925
• Elaphe cantoris (BOULENGER, 1894)
• Elaphe carinata (GÜNTHER, 1864)
• Elaphe climacophora (BOIE, 1826)
• Elaphe davidi (SAUVAGE, 1884)
• Elaphe dione (PALLAS, 1773)
• Elaphe druzei JABLONSKI, RIBEIRO‐JÚNIOR & MEIRI, 2023
• Elaphe hodgsoni (GÜNTHER, 1860)
• Elaphe moellendorffi (BOETTGER, 1886)
• Elaphe quadrivirgata (BOIE, 1826)
• Elaphe quatuorlineata (LACÉPÈDE, 1789)
• Elaphe sauromates (PALLAS, 1811)
• Elaphe schrenckii STRAUCH, 1873
• Elaphe taeniura COPE, 1861
• Elaphe urartica JABLONSKI, KUKUSHKIN, AVCI, BUNYATOVA, ILGAZ, TUNIYEV & JANDZIK, 2019
• Elaphe xiphodonta QI, SHI, MA, GAO, BU, GRISMER, LI & WANG, 2021
• Elaphe zoigeensis HUANG, DING, BURBRINK, YANG, HUANG, LING, CHEN & ZHANG, 2012
• Elapognathus coronatus (SCHLEGEL, 1837)
• Elapognathus minor (GÜNTHER, 1863)
• Elapoidis fusca (BOIE, 1827)
• Elapoidis sumatrana (BLEEKER, 1860)
• Elapomorphus quinquelineatus (RADDI, 1820)
• Elapomorphus wuchereri GÜNTHER, 1861
• Elapotinus picteti JAN, 1862
• Elapsoidea boulengeri BOETTGER, 1895
• Elapsoidea broadleyi JAKOBSEN, 1997
• Elapsoidea chelazziorum LANZA, 1979
• Elapsoidea guentherii BOCAGE, 1866
• Elapsoidea laticincta (WERNER, 1919)
• Elapsoidea loveridgei PARKER, 1949
• Elapsoidea nigra GÜNTHER, 1888
• Elapsoidea semiannulata BOCAGE, 1882
• Elapsoidea sundevallii SMITH, 1848
• Elapsoidea trapei MANÉ, 1999
• Emmochliophis fugleri FRITTS & SMITH, 1969
• Emmochliophis miops (BOULENGER, 1898)
• Emydocephalus annulatus KREFFT, 1869
• Emydocephalus ijimae STEJNEGER, 1898
• Emydocephalus orarius NANKIVELL, GOIRAN, HOURSTON, SHINE, RASMUSSEN, THOMSON & SANDERS, 2020
• Enhydris chanardi MURPHY & VORIS, 2005
• Enhydris enhydris (SCHNEIDER, 1799)
• Enhydris innominata (MORICE, 1875)
• Enhydris jagorii (PETERS, 1863)
• Enhydris longicauda (BOURRET, 1934)
• Enhydris subtaeniata (BOURRET, 1934)
• Enuliophis sclateri (BOULENGER, 1894)
• Enulius bifoveatus MCCRANIE & KÖHLER, 1999
• Enulius flavitorques (COPE, 1868)
• Enulius oligostichus SMITH, ARNDT & SHERBROOK, 1967
• Enulius roatanensis MCCRANIE & KÖHLER, 1999
• Epacrophis boulengeri (BOETTGER, 1913)
• Epacrophis drewesi (WALLACH, 1996)
• Epacrophis reticulatus (BOULENGER, 1906)
• Ephalophis greyae SMITH, 1931
• Epicrates alvarezi ABALOS, BAEZ & NADER, 1964
• Epicrates assisi MACHADO, 1944
• Epicrates cenchria (LINNAEUS, 1758)
• Epicrates crassus COPE, 1862
• Epicrates maurus GRAY, 1849
• Epictia albifrons (WAGLER, 1824)
• Epictia albipuncta (BURMEISTER, 1861)
• Epictia alfredschmidti (LEHR, WALLACH, KÖHLER & AGUILAR, 2002)
• Epictia amazonica (OREJAS-MIRANDA, 1969)
• Epictia antoniogarciai KOCH, VENEGAS & BÖHME, 2015
• Epictia ater (TAYLOR, 1940)
• Epictia australis (FREIBERG & OREJAS-MIRANDA, 1968)
• Epictia bakewelli (OLIVER, 1937)
• Epictia borapeliotes (VANZOLINI, 1996)
• Epictia clinorostris ARREDONDO & ZAHER, 2010
• Epictia columbi (KLAUBER, 1939)
• Epictia diaplocia (OREJAS-MIRANDA, 1969)
• Epictia fallax (PETERS, 1858)
• Epictia goudotii (DUMÉRIL & BIBRON, 1844)
• Epictia guayaquilensis (OREJAS-MIRANDA & PETERS, 1970)
• Epictia hobartsmithi ESQUEDA, SCHLÜTER, MACHADO, CASTELAÍN & NATERA-MUMAW, 2015
• Epictia magnamaculata (TAYLOR, 1940)
• Epictia martinezi WALLACH, 2016
• Epictia melanoterma (COPE, 1862)
• Epictia melanura (SCHMIDT & WALKER, 1943)
• Epictia munoai (OREJAS-MIRANDA, 1961)
• Epictia pauldwyeri WALLACH, 2016
• Epictia peruviana (OREJAS-MIRANDA, 1969)
• Epictia phenops (COPE, 1875)
• Epictia resetari WALLACH, 2016
• Epictia rioignis KOCH, MARTINS & SCHWEIGER, 2019
• Epictia rubrolineata (WERNER, 1901)
• Epictia rufidorsa (TAYLOR, 1940)
• Epictia schneideri WALLACH, 2016
• Epictia septemlineata KOCH, VENEGAS & BÖHME, 2015
• Epictia signata (JAN, 1861)
• Epictia striatula (SMITH & LAUFE, 1945)
• Epictia subcrotilla (KLAUBER, 1939)
• Epictia teaguei (OREJAS-MIRANDA, 1964)
• Epictia tenella (KLAUBER, 1939)
• Epictia tesselata (TSCHUDI, 1845)
• Epictia tricolor (OREJAS-MIRANDA & ZUG, 1974)
• Epictia undecimstriata (SCHLEGEL, 1839)
• Epictia unicolor (WERNER, 1913)
• Epictia vanwallachi KOCH, VENEGAS & BÖHME, 2015
• Epictia vellardi (LAURENT, 1984)
• Epictia venegasi KOCH, SANTA CRUZ & CÁRDENAS, 2016
• Epictia vindumi WALLACH, 2016
• Epictia vonmayi KOCH, SANTA CRUZ & CÁRDENAS, 2016
• Epictia weyrauchi (OREJAS-MIRANDA, 1964)
• Epictia wynni WALLACH, 2016
• Eristicophis macmahoni ALCOCK & FINN, 1897
• Erpeton tentaculatum LACÉPÈDE, 1800
• Erythrolamprus aenigma ENTIAUSPE-NETO, ABEGG, KOCH, NUÑEZ, AZEVEDO, MORAES, TIUTENKO, BIALVES & LOEBMANN, 2021
• Erythrolamprus aesculapii (LINNAEUS, 1758)
• Erythrolamprus albertguentheri (GRAZZIOTIN, ZAHER, MURPHY, SCROCCHI, BENAVIDES, ZHANG & BONATTO, 2012)
• Erythrolamprus albiventris (JAN, 1863)
• Erythrolamprus almadensis (WAGLER, 1824)
• Erythrolamprus andinus (DIXON, 1983)
• Erythrolamprus atraventer (DIXON & THOMAS, 1985)
• Erythrolamprus bizona JAN, 1863
• Erythrolamprus breviceps (COPE, 1860)
• Erythrolamprus carajasensis (CUNHA, NASCIMENTO & ÁVILA-PIRES, 1985)
• Erythrolamprus ceii (DIXON, 1991)
• Erythrolamprus cobella (LINNAEUS, 1758)
• Erythrolamprus cursor (LACÉPÈDE, 1789)
• Erythrolamprus darwinnunezi TORRES-CARVAJAL, HINOJOSA & PAUCAR, 2024
• Erythrolamprus dorsocorallinus (ESQUEDA, NATERA, LA MARCA & ILIJA-FISTAR, 2007)
• Erythrolamprus epinephalus (COPE, 1862)
• Erythrolamprus festae (PERACCA, 1897)
• Erythrolamprus fraseri (BOULENGER, 1894)
• Erythrolamprus frenatus (WERNER, 1909)
• Erythrolamprus guentheri GARMAN, 1883
• Erythrolamprus ingeri (ROZE, 1958)
• Erythrolamprus jaegeri (GÜNTHER, 1858)
• Erythrolamprus janaleeae (DIXON, 2000)
• Erythrolamprus juliae (COPE, 1879)
• Erythrolamprus lamonae (DUNN, 1944)
• Erythrolamprus macrosomus (AMARAL, 1936)
• Erythrolamprus maryellenae (DIXON, 1985)
• Erythrolamprus melanotus (SHAW, 1802)
• Erythrolamprus mertensi (ROZE, 1964)
• Erythrolamprus miliaris (LINNAEUS, 1758)
• Erythrolamprus mimus (COPE, 1868)
• Erythrolamprus mossoroensis (HOGE & LIMA-VERDE, 1973)
• Erythrolamprus ocellatus PETERS, 1869
• Erythrolamprus oligolepis (BOULENGER, 1905)
• Erythrolamprus ornatus (GARMAN, 1887)
• Erythrolamprus perfuscus (COPE, 1862)
• Erythrolamprus poecilogyrus (WIED-NEUWIED, 1824)
• Erythrolamprus pseudocorallus ROZE, 1959
• Erythrolamprus pseudoreginae MURPHY, BRASWELL, CHARLES, AUGUSTE, RIVAS, BORZÉE, LEHTINEN & JOWERS, 2019
• Erythrolamprus pyburni (MARKEZICH & DIXON, 1979)
• Erythrolamprus pygmaeus (COPE, 1868)
• Erythrolamprus reginae (LINNAEUS, 1758)
• Erythrolamprus rochai ASCENSO, COSTA & PRUDENTE, 2019
• Erythrolamprus sagittifer (JAN, 1863)
• Erythrolamprus semiaureus (COPE, 1862)
• Erythrolamprus subocularis (BOULENGER, 1902)
• Erythrolamprus taeniogaster (JAN, 1863)
• Erythrolamprus taeniurus (TSCHUDI, 1845)
• Erythrolamprus torrenicola (DONNELLY & MYERS, 1991)
• Erythrolamprus trebbaui (ROZE, 1958)
• Erythrolamprus triscalis (LINNAEUS, 1758)
• Erythrolamprus typhlus (LINNAEUS, 1758)
• Erythrolamprus viridis (GÜNTHER, 1862)
• Erythrolamprus vitti (DIXON, 2000)
• Erythrolamprus williamsi (ROZE, 1958)
• Erythrolamprus zweifeli (ROZE, 1959)
• Eryx borrii LANZA & NISTRI, 2005
• Eryx colubrinus (LINNAEUS, 1758)
• Eryx conicus (SCHNEIDER, 1801)
• Eryx elegans (GRAY, 1849)
• Eryx jaculus (LINNAEUS, 1758)
• Eryx jayakari BOULENGER, 1888
• Eryx johnii (RUSSELL, 1801)
• Eryx miliaris (PALLAS, 1773)
• Eryx muelleri (BOULENGER, 1892)
• Eryx sistanensis ESKANDARZADEH, RASTEGAR-POUYANI, RASTEGAR-POUYANI, ZARGAN, HAJINOURMOHAMADI, NAZAROV, SAMI, RAJABIZADEH, NABIZADEH & NAVAIAN, 2020
• Eryx somalicus SCORTECCI, 1939
• Eryx vittatus CHERNOV, 1959
• Eryx whitakeri DAS, 1991
• Etheridgeum pulchrum (WERNER, 1924)
• Eunectes beniensis DIRKSEN, 2002
• Eunectes deschauenseei DUNN & CONANT, 1936
• Eunectes murinus (LINNAEUS, 1758)
• Eunectes notaeus COPE, 1862
• Euprepiophis conspicillata (BOIE, 1826)
• Euprepiophis mandarinus (CANTOR, 1842)
• Euprepiophis perlaceus (STEJNEGER, 1929)
• Eutrachelophis bassleri MYERS & MCDOWELL, 2014
• Eutrachelophis papilio ZAHER & PRUDENTE, 2019
• Exiliboa placata BOGERT, 1968
• Farancia abacura (HOLBROOK, 1836)
• Farancia erytrogramma (PALISOT DE BEAUVOIS, 1802)
• Ferania sieboldii (SCHLEGEL, 1837)
• Ficimia hardyi MENDOZA-QUIJANO & SMITH, 1993
• Ficimia olivacea GRAY, 1849
• Ficimia publia COPE, 1866
• Ficimia ramirezi SMITH & LANGEBARTEL, 1949
• Ficimia ruspator SMITH & TAYLOR, 1941
• Ficimia streckeri TAYLOR, 1931
• Ficimia variegata (GÜNTHER, 1858)
• Fimbrios klossi SMITH, 1921
• Fimbrios smithi ZIEGLER, DAVID, MIRALLES, VAN KIEN & QUANG TRUONG, 2008
• Fordonia leucobalia (SCHLEGEL, 1837)
• Fowlea asperrima (BOULENGER, 1891)
• Fowlea flavipunctata (HALLOWELL, 1860)
• Fowlea melanzosta (GRAVENHORST, 1807)
• Fowlea piscator (SCHNEIDER, 1799)
• Fowlea punctulata (GÜNTHER, 1858)
• Fowlea sanctijohannis (BOULENGER, 1890)
• Fowlea schnurrenbergeri (KRAMER, 1977)
• Fowlea tytleri (BLYTH, 1863)
• Fowlea unicolor (MÜLLER, 1887)
• Fowlea yunnanensis (ANDERSON, 1879)
• Furina barnardi (KINGHORN, 1939)
• Furina diadema (SCHLEGEL, 1837)
• Furina dunmalli (WORRELL, 1955)
• Furina ornata (GRAY, 1842)
• Furina tristis (GÜNTHER, 1858)
• Galvarinus attenuatus WALKER, 1945
• Galvarinus chilensis (SCHLEGEL, 1837)
• Galvarinus tarmensis WALKER, 1945
• Garthius chaseni (SMITH, 1931)
• Geagras redimitus COPE, 1875
• Geophis annuliferus (BOULENGER, 1894)
• Geophis anocularis DUNN, 1920
• Geophis bellus MYERS, 2003
• Geophis berillus BARRAGÁN-RESÉNDIZ, PAVÓN-VÁZQUEZ, CERVANTES-BURGOS, TRUJANO-ORTEGA, CANSECO-MÁRQUEZ & GARCÍA-VÁZQUEZ, 2022
• Geophis betaniensis RESTREPO & WRIGHT, 1987
• Geophis bicolor GÜNTHER, 1868
• Geophis blanchardi TAYLOR & SMITH, 1939
• Geophis brachycephalus (COPE, 1871)
• Geophis cancellatus SMITH, 1941
• Geophis cansecoi GRÜNWALD, AHUMADA-CARRILLO, GRÜNWALD, MONTAÑO-RUVALCABA & GARCÍA-VÁZQUEZ, 2021
• Geophis carinosus STUART, 1941
• Geophis chalybeus (WAGLER, 1830)
• Geophis championi BOULENGER, 1894
• Geophis damiani WILSON, MCCRANIE & WILLIAMS, 1998
• Geophis downsi SAVAGE, 1981
• Geophis dubius (PETERS, 1861)
• Geophis duellmani SMITH & HOLLAND, 1969
• Geophis dugesii BOCOURT, 1883
• Geophis dunni SCHMIDT, 1932
• Geophis fulvoguttatus MERTENS, 1952
• Geophis godmani BOULENGER, 1894
• Geophis hoffmanni (PETERS, 1859)
• Geophis immaculatus DOWNS, 1967
• Geophis incomptus DUELLMAN, 1959
• Geophis isthmicus (BOULENGER, 1894)
• Geophis juarezi NIETO-MONTES DE OCA, 2003
• Geophis juliai PÉREZ-HIGAREDA, SMITH & LÓPEZ-LUNA, 2001
• Geophis laticinctus SMITH & WILLIAMS, 1963
• Geophis laticollaris SMITH, LYNCH & ALTIG, 1965
• Geophis latifrontalis GARMAN, 1883
• Geophis lorancai CANSECO-MÁRQUEZ, PAVÓN-VÁZQUEZ, LÓPEZ-LUNA & NIETO-MONTES DE OCA, 2016
• Geophis maculiferus TAYLOR, 1941
• Geophis mutitorques (COPE, 1885)
• Geophis nasalis (COPE, 1868)
• Geophis nephodrymus TOWNSEND & WILSON, 2006
• Geophis nigroalbus BOULENGER, 1908
• Geophis nigrocinctus DUELLMAN, 1959
• Geophis occabus PAVÓN-VÁZQUEZ, GARCÍA-VÁZQUEZ, BLANCAS-HERNÁNDEZ & NIETO-MONTES DE OCA, 2011
• Geophis omiltemanus GÜNTHER, 1893
• Geophis petersii BOULENGER, 1894
• Geophis pyburni CAMPBELL & MURPHY, 1977
• Geophis rhodogaster (COPE, 1868)
• Geophis rostralis (JAN, 1865)
• Geophis ruthveni WERNER, 1925
• Geophis sallaei BOULENGER, 1894
• Geophis sanniolus (COPE, 1866)
• Geophis sartorii (COPE, 1863)
• Geophis semidoliatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Geophis sieboldi (JAN, 1862)
• Geophis talamancae LIPS & SAVAGE, 1994
• Geophis tarascae HARTWEG, 1959
• Geophis tectus SAVAGE & WATLING, 2008
• Geophis turbidus PAVÓN-VÁZQUEZ, CANSECO-MÁRQUEZ & NIETO-MONTES DE OCA, 2013
• Geophis zeledoni TAYLOR, 1954
• Gerarda prevostiana (EYDOUX & GERVAIS, 1837)
• Gerrhopilus addisoni KRAUS, 2017
• Gerrhopilus andamanensis (STOLICZKA, 1871)
• Gerrhopilus ater (SCHLEGEL, 1839)
• Gerrhopilus beddomii (BOULENGER, 1890)
• Gerrhopilus bisubocularis (BOETTGER, 1893)
• Gerrhopilus ceylonicus (SMITH, 1943)
• Gerrhopilus depressiceps (STERNFELD, 1913)
• Gerrhopilus eurydice KRAUS, 2017
• Gerrhopilus flavinotatus KRAUS, 2023
• Gerrhopilus floweri (BOULENGER, 1899)
• Gerrhopilus fredparkeri (WALLACH, 1996)
• Gerrhopilus hades (KRAUS, 2005)
• Gerrhopilus hedraeus (SAVAGE, 1950)
• Gerrhopilus inornatus (BOULENGER, 1888)
• Gerrhopilus lestes KRAUS, 2017
• Gerrhopilus lorealis KRAUS, 2023
• Gerrhopilus mcdowelli (WALLACH, 1996)
• Gerrhopilus mirus (JAN, 1860)
• Gerrhopilus oligolepis (WALL, 1909)
• Gerrhopilus papuanorum KRAUS, 2023
• Gerrhopilus persephone KRAUS, 2017
• Gerrhopilus polyadenus KRAUS, 2023
• Gerrhopilus slapcinskyi KRAUS, 2023
• Gerrhopilus sumatranus WYNN, 2021
• Gerrhopilus suturalis (BRONGERSMA, 1934)
• Gerrhopilus thurstoni (BOETTGER, 1890)
• Gerrhopilus tindalli (SMITH, 1943)
• Gerrhopilus wallachi KRAUS, 2023
• Gloydius angusticeps SHI, YANG, HUANG, ORLOV & LI, 2018
• Gloydius blomhoffii (BOIE, 1826)
• Gloydius brevicaudus (STEJNEGER, 1907)
• Gloydius caraganus (EICHWALD, 1831)
• Gloydius caucasicus (NIKOLSKY, 1916)
• Gloydius chambensis KUTTALAM, SANTRA, OWENS, SELVAN, MUKHERJEE, GRAHAM, TOGRIDOU, BHARTI, SHI, SHANKER & MALHOTRA, 2022
• Gloydius changdaoensis LI, 1999
• Gloydius cognatus (GLOYD, 1977)
• Gloydius halys (PALLAS, 1776)
• Gloydius himalayanus (GÜNTHER, 1864)
• Gloydius huangi WANG, REN, DONG, JIANG, SHI, SILER & CHE, 2019
• Gloydius intermedius (STRAUCH, 1868)
• Gloydius lateralis ZHANG, SHI, LI, YAN, WANG, DING, DU, PLENKOVIĆ-MORAJ, JIANG & SHI, 2022
• Gloydius lipipengi SHI, LIU & MALHOTRA, 2021
• Gloydius liupanensis LIU, SONG & LUO, 1989
• Gloydius monticola (WERNER, 1922)
• Gloydius qinlingensis (SONG & CHEN, 1985)
• Gloydius rickmersi WAGNER, TIUTENKO, BORKIN & SIMONOV, 2015
• Gloydius rubromaculatus SHI, LI & LIU, 2017
• Gloydius shedaoensis (ZHAO, 1979)
• Gloydius stejnegeri (RENDAHL, 1933)
• Gloydius strauchi (BEDRIAGA, 1912)
• Gloydius swild SHI & MALHOTRA, 2021
• Gloydius tsushimaensis (ISOGAWA, MORIYA & MITSUI, 1994)
• Gloydius ussuriensis (EMELIANOV, 1929)
• Gloydius variegatus REN, HUANG, WU, JIANG & LI, 2024
• Gomesophis brasiliensis (GOMES, 1918)
• Gongylosoma baliodeira (BOIE, 1827)
• Gongylosoma calamaria (GÜNTHER, 1858)
• Gongylosoma frenata (GÜNTHER, 1858)
• Gongylosoma longicaudus (PETERS, 1871)
• Gongylosoma mukutense GRISMER, DAS & LEONG, 2003
• Gongylosoma nicobariensis (STOLICZKA, 1870)
• Gongylosoma pallidonuchalis (POYARKOV, NGUYEN & VOGEL, 2019)
• Gongylosoma scriptum (THEOBALD, 1868)
• Gonionotophis brussauxi (MOCQUARD, 1889)
• Gonionotophis grantii (GÜNTHER, 1863)
• Gonionotophis klingi MATSCHIE, 1893
• Gonyosoma boulengeri (MOCQUARD, 1897)
• Gonyosoma coeruleum LIU, HOU, LWIN, WANG & RAO, 2021
• Gonyosoma frenatum (GRAY, 1853)
• Gonyosoma hainanense PENG, ZHANG, HUANG, BURBRINK & WANG, 2021
• Gonyosoma jansenii (BLEEKER, 1859)
• Gonyosoma margaritatum PETERS, 1871
• Gonyosoma oxycephalum (BOIE, 1827)
• Gonyosoma prasinum (BLYTH, 1855)
• Gracililima nyassae (GÜNTHER, 1888)
• Grayia caesar (GÜNTHER, 1863)
• Grayia obscura CHANEY, GREENBAUM & PAUWELS, 2024
• Grayia ornata (BOCAGE, 1866)
• Grayia smithii (LEACH, 1818)
• Grayia tholloni MOCQUARD, 1897
• Grypotyphlops acutus (DUMÉRIL & BIBRON, 1844)
• Gyalopion canum (COPE, 1860)
• Gyalopion quadrangulare (GÜNTHER, 1893)
• Gyiophis maculosus (BLANFORD, 1881)
• Gyiophis salweenensis QUAH, GRISMER, WOOD, THURA, ZIN, KYAW, LWIN, GRISMER & MURDOCH, 2017
• Gyiophis vorisi (MURPHY, 2007)
• Habrophallos collaris (HOOGMOED, 1977)
• Haitiophis anomalus (PETERS, 1863)
• Hapsidophrys lineata FISCHER, 1856
• Hapsidophrys principis (BOULENGER, 1906)
• Hapsidophrys smaragdina (SCHLEGEL, 1837)
• Hebius andreae (ZIEGLER & LE KHAC QUYET, 2006)
• Hebius annamensis (BOURRET, 1934)
• Hebius arquus (DAVID & VOGEL, 2010)
• Hebius atemporalis (BOURRET, 1934)
• Hebius bitaeniatus (WALL, 1925)
• Hebius boulengeri (GRESSITT, 1937)
• Hebius celebicus (PETERS & DORIA, 1878)
• Hebius chapaensis (BOURRET, 1934)
• Hebius citrinoventer XU, YANG, GONG, OUYANG, WENG, DENG, HUANG & PENG, 2024
• Hebius clerki (WALL, 1925)
• Hebius concelarus (MALNATE, 1963)
• Hebius craspedogaster (BOULENGER, 1899)
• Hebius deschauenseei (TAYLOR, 1934)
• Hebius flavifrons (BOULENGER, 1887)
• Hebius frenatus (DUNN, 1923)
• Hebius gilhodesi (WALL, 1925)
• Hebius groundwateri (SMITH, 1922)
• Hebius igneus DAVID, VOGEL, NGUYEN, ORLOV, PAUWELS, TEYNIÉ & ZIEGLER, 2021
• Hebius inas (LAIDLAW, 1901)
• Hebius ishigakiensis (MALNATE & MUNSTERMAN, 1960)
• Hebius jingdongensis MA, SHI, AYI & JIANG, 2023
• Hebius johannis (BOULENGER, 1908)
• Hebius kerinciensis (DAVID & DAS, 2003)
• Hebius khasiensis (BOULENGER, 1890)
• Hebius lacrima PURKAYASTHA & DAVID, 2019
• Hebius leucomystax (DAVID, BAIN, QUANG TRUONG, ORLOV, VOGEL, NGOC THANH & ZIEGLER, 2007)
• Hebius maximus (MALNATE, 1962)
• Hebius metusia (INGER, ZHAO, SHAFFER & WU, 1990)
• Hebius miyajimae (MAKI, 1931)
• Hebius modestus (GÜNTHER, 1875)
• Hebius nigriventer (WALL, 1925)
• Hebius octolineatus (BOULENGER, 1904)
• Hebius optatus (HU & ZHAO, 1966)
• Hebius parallelus (BOULENGER, 1890)
• Hebius petersii (BOULENGER, 1893)
• Hebius popei (SCHMIDT, 1925)
• Hebius pryeri (BOULENGER, 1887)
• Hebius sanguineus (SMEDLEY, 1932)
• Hebius sangzhiensis ZHOU, QI, LU, LYU & LI, 2019
• Hebius sarasinorum (BOULENGER, 1896)
• Hebius sarawacensis (GÜNTHER, 1872)
• Hebius sauteri (BOULENGER, 1909)
• Hebius septemlineatus (SCHMIDT, 1925)
• Hebius taronensis (SMITH, 1940)
• Hebius terrakarenorum HAUSER, SMITS & DAVID, 2022
• Hebius venningi (WALL, 1910)
• Hebius vibakari (BOIE, 1826)
• Hebius viperinus (SCHENKEL, 1901)
• Hebius weixiensis HOU, YUAN, WEI, ZHAO, LIU, WU, SHEN, CHEN, GUO & CHE, 2021
• Hebius yanbianensis LIU, ZHONG, WANG, LIU & GUO, 2018
• Hebius youjiangensis YANG, XU, WU, GONG, HUANG & HUANG, 2023
• Helicops acangussu MORAES-DA-SILVA, WALTERMAN, CITELI, SALES-NUNES & CURCIO, 2022
• Helicops angulatus (LINNAEUS, 1758)
• Helicops apiaka KAWASHITA-RIBEIRO, ÁVILA & MORAIS, 2013
• Helicops boitata MORAES-DA-SILVA, CECÍLIA AMARO, SALES-NUNES, STRÜSSMANN, TEIXEIRA, ANDRADE, SUDRÉ, RECODER, RODRIGUES & CURCIO, 2019
• Helicops carinicaudus (WIED-NEUWIED, 1824)
• Helicops danieli AMARAL, 1938
• Helicops gomesi AMARAL, 1922
• Helicops hagmanni ROUX, 1910
• Helicops infrataeniatus JAN, 1865
• Helicops leopardinus (SCHLEGEL, 1837)
• Helicops modestus GÜNTHER, 1861
• Helicops nentur COSTA, SANTANA, LEAL, KOROIVA & GARCIA, 2016
• Helicops pastazae SHREVE, 1934
• Helicops petersi ROSSMAN, 1976
• Helicops phantasma MORAES-DA-SILVA, CECÍLIA AMARO, SALES-NUNES, RODRIGUES & CURCIO, 2021
• Helicops polylepis GÜNTHER, 1861
• Helicops scalaris JAN, 1865
• Helicops tapajonicus DA FROTA, 2005
• Helicops trivittatus (GRAY, 1849)
• Helicops yacu ROSSMAN & DIXON, 1975
• Helminthophis flavoterminatus (PETERS, 1858)
• Helminthophis frontalis (PETERS, 1860)
• Helminthophis praeocularis AMARAL, 1924
• Helophis schoutedeni (DE WITTE, 1942)
• Hemachatus haemachatus (BONNATERRE, 1790)
• Hemachatus nyangensis REISSIG, MAJOR, RENK, BARLOW, PAIJMANS, MORRIS, HOFREITER, BROADLEY & WÜSTER, 2023
• Hemerophis socotrae (GÜNTHER, 1881)
• Hemiaspis damelii (GÜNTHER, 1876)
• Hemiaspis signata (JAN, 1859)
• Hemibungarus calligaster (WIEGMANN, 1835)
• Hemibungarus gemianulis PETERS, 1872
• Hemibungarus mcclungi TAYLOR, 1922
• Hemirhagerrhis hildebrandtii (PETERS, 1878)
• Hemirhagerrhis kelleri BOETTGER, 1893
• Hemirhagerrhis nototaenia (GÜNTHER, 1864)
• Hemirhagerrhis viperina (BOCAGE, 1873)
• Hemorrhois algirus (JAN, 1863)
• Hemorrhois hippocrepis (LINNAEUS, 1758)
• Hemorrhois nummifer (REUSS, 1834)
• Hemorrhois ravergieri (MÉNÉTRIES, 1832)
• Herpetoreas abros LIU, HOU, ZHOU, ZUO, YIN & RAO, 2024
• Herpetoreas burbrinki GUO, ZHU, LIU, ZHANG, LI, HUANG & PYRON, 2014
• Herpetoreas davidi NGUYEN, LALREMSANGA, BIAKZUALA & VOGEL, 2024
• Herpetoreas murlen LALREMSANGA, BAL, VOGEL & BIAKZUALA, 2022
• Herpetoreas pealii (SCLATER, 1891)
• Herpetoreas platyceps (BLYTH, 1855)
• Herpetoreas sieboldii GÜNTHER, 1860
• Herpetoreas tpser REN, JIANG, HUANG, DAVID & LI, 2022
• Herpetoreas xenura (WALL, 1907)
• Heterodon kennerlyi KENNICOTT, 1860
• Heterodon nasicus BAIRD & GIRARD, 1852
• Heterodon platirhinos LATREILLE, 1801
• Heterodon simus (LINNAEUS, 1766)
• Heteroliodon fohy GLAW, VENCES & NUSSBAUM, 2005
• Heteroliodon lava NUSSBAUM & RAXWORTHY, 2000
• Heteroliodon occipitalis (BOULENGER, 1896)
• Heurnia ventromaculata JONG, 1926
• Hierophis cypriensis (SCHÄTTI, 1985)
• Hierophis gemonensis (LAURENTI, 1768)
• Hierophis viridiflavus (LACÉPÈDE, 1789)
• Hologerrhum dermali BROWN, LEVITON, FERNER & SISON, 2001
• Hologerrhum philippinum GÜNTHER, 1858
• Homalophis doriae PETERS, 1871
• Homalophis gyii (MURPHY, VORIS & AULIYA, 2005)
• Homalopsis buccata (LINNAEUS, 1758)
• Homalopsis hardwickii GRAY, 1842
• Homalopsis mereljcoxi MURPHY, VORIS, MURTHY, TRAUB & CUMBERBATCH, 2012
• Homalopsis nigroventralis DEUVE, 1970
• Homalopsis semizonata BLYTH, 1855
• Homoroselaps dorsalis (SMITH, 1849)
• Homoroselaps lacteus (LINNAEUS, 1758)
• Hoplocephalus bitorquatus (JAN, 1859)
• Hoplocephalus bungaroides (SCHLEGEL, 1837)
• Hoplocephalus stephensii KREFFT, 1869
• Hormonotus modestus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Hydrablabes periops (GÜNTHER, 1872)
• Hydrablabes praefrontalis (MOCQUARD, 1890)
• Hydraethiops laevis BOULENGER, 1904
• Hydraethiops melanogaster GÜNTHER, 1872
• Hydrelaps darwiniensis BOULENGER, 1896
• Hydrodynastes bicinctus (HERMANN, 1804)
• Hydrodynastes gigas (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Hydromorphus concolor PETERS, 1859
• Hydromorphus dunni SLEVIN, 1942
• Hydrophis annandalei (LAIDLAW, 1901)
• Hydrophis anomalus (SCHMIDT, 1852)
• Hydrophis atriceps GÜNTHER, 1864
• Hydrophis belcheri (GRAY, 1849)
• Hydrophis bituberculatus PETERS, 1873
• Hydrophis brookii GÜNTHER, 1872
• Hydrophis caerulescens (SHAW, 1802)
• Hydrophis cantoris GÜNTHER, 1864
• Hydrophis coggeri (KHARIN, 1984)
• Hydrophis curtus (SHAW, 1802)
• Hydrophis cyanocinctus DAUDIN, 1803
• Hydrophis czeblukovi (KHARIN, 1984)
• Hydrophis donaldi UKUWELA, SANDERS & FRY, 2012
• Hydrophis elegans (GRAY, 1842)
• Hydrophis fasciatus (SCHNEIDER, 1799)
• Hydrophis hardwickii (GRAY, 1834)
• Hydrophis hendersoni (BOULENGER, 1903)
• Hydrophis inornatus (GRAY, 1849)
• Hydrophis jerdonii (GRAY, 1849)
• Hydrophis kingii BOULENGER, 1896
• Hydrophis klossi BOULENGER, 1912
• Hydrophis laboutei RASMUSSEN & INEICH, 2000
• Hydrophis lamberti SMITH, 1917
• Hydrophis lapemoides (GRAY, 1849)
• Hydrophis macdowelli KHARIN, 1983
• Hydrophis major (SHAW, 1802)
• Hydrophis mamillaris (DAUDIN, 1803)
• Hydrophis melanocephalus GRAY, 1849
• Hydrophis melanosoma GÜNTHER, 1864
• Hydrophis nigrocinctus DAUDIN, 1803
• Hydrophis obscurus DAUDIN, 1803
• Hydrophis ocellatus GRAY, 1849
• Hydrophis ornatus (GRAY, 1842)
• Hydrophis pachycercos FISCHER, 1855
• Hydrophis pacificus BOULENGER, 1896
• Hydrophis parviceps SMITH, 1935
• Hydrophis peronii (DUMÉRIL, 1853)
• Hydrophis platurus (LINNAEUS, 1766)
• Hydrophis schistosus DAUDIN, 1803
• Hydrophis semperi GARMAN, 1881
• Hydrophis sibauensis RASMUSSEN, AULIYA & BÖHME, 2001
• Hydrophis spiralis (SHAW, 1802)
• Hydrophis stokesii (GRAY, 1846)
• Hydrophis stricticollis GÜNTHER, 1864
• Hydrophis torquatus GÜNTHER, 1864
• Hydrophis viperinus (SCHMIDT, 1852)
• Hydrophis vorisi KHARIN, 1984
• Hydrophis zweifeli (KHARIN, 1985)
• Hydrops caesurus SCROCCHI, FERREIRA, GIRAUDO, ÁVILA & MOTTE, 2005
• Hydrops martii (WAGLER, 1824)
• Hydrops triangularis (WAGLER, 1824)
• Hypnale hypnale (MERREM, 1820)
• Hypnale nepa (LAURENTI, 1768)
• Hypnale zara (GRAY, 1849)
• Hypoptophis wilsonii BOULENGER, 1908
• Hypsiglena affinis BOULENGER, 1894
• Hypsiglena catalinae TANNER, 1966
• Hypsiglena chlorophaea COPE, 1860
• Hypsiglena jani (DUGÈS, 1865)
• Hypsiglena ochrorhynchus COPE, 1860
• Hypsiglena slevini TANNER, 1943
• Hypsiglena tanzeri DIXON & LIEB, 1972
• Hypsiglena torquata (GÜNTHER, 1860)
• Hypsiglena unaocularus TANNER, 1946
• Hypsirhynchus ater (GOSSE, 1851)
• Hypsirhynchus callilaemus (GOSSE, 1851)
• Hypsirhynchus ferox GÜNTHER, 1858
• Hypsirhynchus funereus (COPE, 1862)
• Hypsirhynchus melanichnus (COPE, 1862)
• Hypsirhynchus parvifrons (COPE, 1862)
• Hypsirhynchus polylepis (BUDEN, 1966)
• Hypsirhynchus scalaris COPE, 1862
• Hypsiscopus indonesiensis HAMIDY, ZAKKY, FITRIYANA & ENDARWIN, 2023
• Hypsiscopus matannensis (BOULENGER, 1897)
• Hypsiscopus murphyi BERNSTEIN, VORIS, STUART, PHIMMACHAK, SEATEUN, SIVONGXAY, NEANG, KARNS, ANDREWS, OSTERHAGE, PHIPPS & RUANE, 2022
• Hypsiscopus plumbeus (BOIE, 1827)
• Hypsiscopus wettsteini (AMARAL, 1929)
• Ialtris agyrtes SCHWARTZ & ROSSMAN, 1976
• Ialtris dorsalis (GÜNTHER, 1858)
• Ialtris haetianus (COCHRAN, 1935)
• Ialtris parishi COCHRAN, 1932
• Iguanognathus werneri BOULENGER, 1898
• Imantodes cenchoa (LINNAEUS, 1758)
• Imantodes chocoensis TORRES-CARVAJAL, YÁNEZ-MUÑOZ, QUIROLA, SMITH & ALMENDÁRIZ, 2012
• Imantodes gemmistratus (COPE, 1861)
• Imantodes guane MISSASSI & PRUDENTE, 2015
• Imantodes inornatus (BOULENGER, 1896)
• Imantodes lentiferus (COPE, 1894)
• Imantodes phantasma MYERS, 1982
• Imantodes tenuissimus (COPE, 1867)
• Incaspis amaru (ZAHER, ARREDONDO, VALENCIA, ARBELÁEZ, RODRIGUES & ALTAMIRANO-BENAVIDES, 2014)
• Incaspis simonsii (BOULENGER, 1900)
• Incaspis tachymenoides (SCHMIDT & WALKER, 1943)
• Indotyphlops ahsanai (KHAN, 1999)
• Indotyphlops albiceps (BOULENGER, 1898)
• Indotyphlops braminus (DAUDIN, 1803)
• Indotyphlops combank WICKRAMASINGHE, VIDANAPATHIRANA, DE SILVA, TENNAKOON, SAMARAKOON & WICKRAMASINGHE, 2023
• Indotyphlops filiformis (DUMÉRIL & BIBRON, 1844)
• Indotyphlops fletcheri (WALL, 1919)
• Indotyphlops jerdoni (BOULENGER, 1890)
• Indotyphlops laca O’SHEA, WALLACH, HSIAO & KAISER, 2023
• Indotyphlops lankaensis (TAYLOR, 1947)
• Indotyphlops lazelli (WALLACH & PAUWELS, 2004)
• Indotyphlops leucomelas (BOULENGER, 1890)
• Indotyphlops longissimus (DUMÉRIL & BIBRON, 1844)
• Indotyphlops loveridgei (CONSTABLE, 1949)
• Indotyphlops madgemintonae (KHAN, 1999)
• Indotyphlops malcolmi (TAYLOR, 1947)
• Indotyphlops meszoelyi (WALLACH, 1999)
• Indotyphlops pammeces (GÜNTHER, 1864)
• Indotyphlops schmutzi (AUFFENBERG, 1980)
• Indotyphlops tenebrarum (TAYLOR, 1947)
• Indotyphlops tenuicollis (PETERS, 1864)
• Indotyphlops veddae (TAYLOR, 1947)
• Indotyphlops violaceus (TAYLOR, 1947)
• Inyoka swazicus (SCHAEFER, 1970)
• Isanophis boonsongi (TAYLOR & ELBEL, 1958)
• Ithycyphus blanci DOMERGUE, 1988
• Ithycyphus goudoti (SCHLEGEL, 1837)
• Ithycyphus miniatus (SCHLEGEL, 1837)
• Ithycyphus oursi DOMERGUE, 1986
• Ithycyphus perineti DOMERGUE, 1986
• Karnsophis siantaris MURPHY & VORIS, 2013
• Kladirostratus acutus (GÜNTHER, 1888)
• Kladirostratus togoensis (MATSCHIE, 1893)
• Kualatahan pahangensis (TWEEDIE, 1946)
• Lachesis acrochorda (GARCIA, 1896)
• Lachesis melanocephala SOLÓRZANO & CERDAS, 1986
• Lachesis muta (LINNAEUS, 1766)
• Lachesis rhombeata (WIED, 1824)
• Lachesis stenophrys COPE, 1875
• Lampropeltis abnorma (BOCOURT, 1886)
• Lampropeltis alterna (BROWN, 1901)
• Lampropeltis annulata KENNICOTT, 1860
• Lampropeltis californiae (BLAINVILLE, 1835)
• Lampropeltis calligaster (HARLAN, 1827)
• Lampropeltis catalinensis VAN DENBURGH & SLEVIN, 1921
• Lampropeltis elapsoides (HOLBROOK, 1838)
• Lampropeltis extenuata (BROWN, 1890)
• Lampropeltis getula (LINNAEUS, 1766)
• Lampropeltis greeri WEBB, 1961
• Lampropeltis holbrooki STEJNEGER, 1902
• Lampropeltis knoblochi TAYLOR, 1940
• Lampropeltis leonis (GÜNTHER, 1893)
• Lampropeltis mexicana (GARMAN, 1884)
• Lampropeltis micropholis COPE, 1860
• Lampropeltis nigra (YARROW, 1882)
• Lampropeltis occipitolineata PRICE, 1987
• Lampropeltis polyzona COPE, 1860
• Lampropeltis pyromelana (COPE, 1866)
• Lampropeltis rhombomaculata (HOLBROOK, 1840)
• Lampropeltis ruthveni BLANCHARD, 1920
• Lampropeltis splendida (BAIRD & GIRARD, 1853)
• Lampropeltis triangulum (LACÉPÈDE, 1789)
• Lampropeltis webbi BRYSON, DIXON & LAZCANO, 2005
• Lampropeltis zonata (LOCKINGTON, 1835)
• Lamprophis aurora (LINNAEUS, 1758)
• Lamprophis fiskii BOULENGER, 1887
• Lamprophis fuscus BOULENGER, 1893
• Langaha alluaudi MOCQUARD, 1901
• Langaha madagascariensis BONATERRE, 1790
• Langaha pseudoalluaudi DOMERGUE, 1988
• Laticauda colubrina (SCHNEIDER, 1799)
• Laticauda crockeri SLEVIN, 1934
• Laticauda frontalis (DE VIS, 1905)
• Laticauda guineai HEATWOLE, BUSACK & COGGER, 2005
• Laticauda laticaudata (LINNAEUS, 1758)
• Laticauda saintgironsi COGGER & HEATWOLE, 2006
• Laticauda schistorhyncha (GÜNTHER, 1874)
• Laticauda semifasciata (REINWARDT, 1837)
• Leioheterodon geayi (MOCQUARD, 1905)
• Leioheterodon madagascariensis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Leioheterodon modestus (GÜNTHER, 1863)
• Leiopython albertisii (PETERS & DORIA, 1878)
• Leiopython fredparkeri SCHLEIP, 2008
• Leptodeira annulata (LINNAEUS, 1758)
• Leptodeira approximans (GÜNTHER, 1872)
• Leptodeira ashmeadii (HALLOWELL, 1845)
• Leptodeira bakeri RUTHVEN, 1936
• Leptodeira frenata (COPE, 1886)
• Leptodeira larcorum SCHMIDT & WALKER, 1943
• Leptodeira maculata (HALLOWELL, 1861)
• Leptodeira misinawui TORRES-CARVAJAL, SÁNCHEZ-NIVICELA, POSSE, CELI & KOCH, 2020
• Leptodeira nigrofasciata GÜNTHER, 1868
• Leptodeira ornata (BOCOURT, 1884)
• Leptodeira pulchriceps DUELLMAN, 1958
• Leptodeira punctata (PETERS, 1866)
• Leptodeira rhombifera GÜNTHER, 1872
• Leptodeira rubricata (COPE, 1893)
• Leptodeira septentrionalis (KENNICOTT, 1859)
• Leptodeira splendida GÜNTHER, 1885
• Leptodeira tarairiu COSTA, GRABOSKI, GRAZZIOTIN, ZAHER, RODRIGUES & PRUDENTE, 2022
• Leptodeira uribei (BAUTISTA & SMITH, 1992)
• Leptodrymus pulcherrimus (COPE, 1874)
• Leptomicrurus collaris (SCHLEGEL, 1837)
• Leptomicrurus narduccii (JAN, 1863)
• Leptomicrurus renjifoi LAMAR, 2003
• Leptomicrurus scutiventris (COPE, 1870)
• Leptophis ahaetulla (LINNAEUS, 1758)
• Leptophis bocourti BOULENGER, 1898
• Leptophis bolivianus OLIVER, 1942
• Leptophis coeruleodorsus OLIVER, 1942
• Leptophis cupreus (COPE, 1868)
• Leptophis depressirostris (COPE, 1861)
• Leptophis dibernardoi ALBUQUERQUE, SANTOS, BORGES-NOJOSA & ÁVILA, 2022
• Leptophis diplotropis (GÜNTHER, 1872)
• Leptophis liocercus (WIED, 1824)
• Leptophis marginatus (COPE, 1862)
• Leptophis mexicanus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Leptophis modestus (GÜNTHER, 1872)
• Leptophis mystacinus ALBUQUERQUE, MARTINS, CARVALHO, SHEPARD & SANTANA, 2025
• Leptophis nebulosus OLIVER, 1942
• Leptophis nigromarginatus (GÜNTHER, 1866)
• Leptophis occidentalis (GÜNTHER, 1859)
• Leptophis praestans (COPE, 1868)
• Leptophis riveti DESPAX, 1910
• Leptophis stimsoni HARDING, 1995
• Leptophis urostictus (PETERS, 1873)
• Leptotyphlops aethiopicus BROADLEY & WALLACH, 2007
• Leptotyphlops conjunctus (JAN, 1861)
• Leptotyphlops distanti (BOULENGER, 1892)
• Leptotyphlops emini (BOULENGER, 1890)
• Leptotyphlops howelli BROADLEY & WALLACH, 2007
• Leptotyphlops incognitus (BROADLEY & WATSON, 1976)
• Leptotyphlops jacobseni BROADLEY & BROADLEY, 1999
• Leptotyphlops kafubi (BOULENGER, 1919)
• Leptotyphlops keniensis BROADLEY & WALLACH, 2007
• Leptotyphlops latirostris (STERNFELD, 1912)
• Leptotyphlops lepezi (BOULENGER, 1901)
• Leptotyphlops macrops (BROADLEY & WALLACH, 1996)
• Leptotyphlops mbanjensis BROADLEY & WALLACH, 2007
• Leptotyphlops merkeri (WERNER, 1909)
• Leptotyphlops nigricans (SCHLEGEL, 1839)
• Leptotyphlops nigroterminus BROADLEY & WALLACH, 2007
• Leptotyphlops pembae LOVERIDGE, 1941
• Leptotyphlops pitmani BROADLEY & WALLACH, 2007
• Leptotyphlops pungwensis BROADLEY & WALLACH, 1997
• Leptotyphlops scutifrons (PETERS, 1854)
• Leptotyphlops sylvicolus BROADLEY & WALLACH, 1997
• Leptotyphlops telloi BROADLEY & WATSON, 1976
• Letheobia acutirostrata (ANDERSSON, 1916)
• Letheobia akagerae DEHLING, HINKEL, ENSIKAT, BABILON & FISCHER, 2018
• Letheobia angeli (GUIBÉ, 1952)
• Letheobia caeca (DUMÉRIL, 1856)
• Letheobia coecatus (JAN, 1864)
• Letheobia crossii (BOULENGER, 1893)
• Letheobia debilis (JOGER, 1990)
• Letheobia decorosus (BUCHHOLZ & PETERS, 1875)
• Letheobia episcopus (FRANZEN & WALLACH, 2002)
• Letheobia erythraea (SCORTECCI, 1929)
• Letheobia feae (BOULENGER, 1906)
• Letheobia gracilis (STERNFELD, 1910)
• Letheobia graueri (STERNFELD, 1912)
• Letheobia jubana BROADLEY & WALLACH, 2007
• Letheobia kibarae (DE WITTE, 1953)
• Letheobia largeni BROADLEY & WALLACH, 2007
• Letheobia leucosticta (BOULENGER, 1898)
• Letheobia lumbriciformis (PETERS, 1874)
• Letheobia manni (LOVERIDGE, 1941)
• Letheobia mbeerensis MALONZA, BAUER & NGWAVA, 2016
• Letheobia newtoni (BOCAGE, 1890)
• Letheobia pallida COPE, 1869
• Letheobia pauwelsi WALLACH, 2005
• Letheobia pembana BROADLEY & WALLACH, 2007
• Letheobia praeocularis (STEJNEGER, 1894)
• Letheobia rufescens (CHABANAUD, 1916)
• Letheobia simoni (BOETTGER, 1879)
• Letheobia somalica (BOULENGER, 1895)
• Letheobia stejnegeri (LOVERIDGE, 1931)
• Letheobia sudanensis (SCHMIDT, 1923)
• Letheobia swahilica (BROADLEY & WALLACH, 2007)
• Letheobia toritensis BROADLEY & WALLACH, 2007
• Letheobia uluguruensis (BARBOUR & LOVERIDGE, 1928)
• Letheobia weidholzi (WALLACH & GEMEL, 2018)
• Letheobia wittei (ROUX-ESTÈVE, 1974)
• Letheobia wrayi MALONZA, 2024
• Letheobia zenkeri (STERNFELD, 1908)
• Levitonius mirus WEINELL, PALUH, SILER & BROWN, 2020
• Liasis fuscus PETERS, 1873
• Liasis mackloti DUMÉRIL & BIBRON, 1844
• Liasis olivaceus GRAY, 1842
• Lichanura orcutti STEJNEGER, 1889
• Lichanura trivirgata COPE, 1861
• Limaformosa capensis (SMITH, 1847)
• Limaformosa chanleri (STEJNEGER, 1893)
• Limaformosa crossi (BOULENGER, 1895)
• Limaformosa guirali (MOCQUARD, 1887)
• Limaformosa savorgnani (MOCQUARD, 1887)
• Limaformosa vernayi (BOGERT, 1940)
• Limnophis bangweolicus (MERTENS, 1936)
• Limnophis bicolor GÜNTHER, 1865
• Limnophis branchi CONRADIE, DEEPAK, KEATES & GOWER, 2020
• Liodytes alleni (GARMAN, 1874)
• Liodytes rigida (SAY, 1825)
• Lioheterophis iheringi AMARAL, 1935
• Liopeltis philippina (BOETTGER, 1897)
• Liopeltis stoliczkae (SCLATER, 1891)
• Liopeltis tiomanica SOM, GRISMER, GRISMER, WOOD, QUAH, BROWN, DIESMOS, WEINELL & STUART, 2020
• Liopeltis tricolor (SCHLEGEL, 1837)
• Liophidium apperti DOMERGUE, 1984
• Liophidium chabaudi DOMERGUE, 1984
• Liophidium maintikibo FRANZEN, JONES, RASELIMANANA, NAGY, D’CRUZE, GLAW & VENCES, 2009
• Liophidium mayottensis (PETERS, 1874)
• Liophidium pattoni VIEITES, RATSOAVINA, RANDRIANIAINA, NAGY, GLAW & VENCES, 2010
• Liophidium rhodogaster (SCHLEGEL, 1837)
• Liophidium therezieni DOMERGUE, 1984
• Liophidium torquatum (BOULENGER, 1888)
• Liophidium trilineatum BOULENGER, 1896
• Liophidium vaillanti (MOCQUARD, 1901)
• Liopholidophis baderi GLAW, KUCHARZEWSKI, NAGY, HAWLITSCHEK & VENCES, 2013
• Liopholidophis dimorphus GLAW, NAGY, FRANZEN & VENCES, 2007
• Liopholidophis dolicocercus (PERACCA, 1892)
• Liopholidophis grandidieri MOCQUARD, 1904
• Liopholidophis oligolepis GLAW, KUCHARZEWSKI, NAGY, HAWLITSCHEK & VENCES, 2013
• Liopholidophis rhadinaea CADLE, 1996
• Liopholidophis sexlineatus (GÜNTHER, 1882)
• Liopholidophis varius (FISCHER, 1884)
• Liotyphlops albirostris (PETERS, 1858)
• Liotyphlops anops (COPE, 1899)
• Liotyphlops argaleus DIXON & KOFRON, 1984
• Liotyphlops bondensis (GRIFFIN, 1916)
• Liotyphlops caissara CENTENO, SAWAYA & GERMANO, 2010
• Liotyphlops caracasensis (ROZE, 1952)
• Liotyphlops haadi SILVA-HAAD, FRANCO & MALDONADO, 2008
• Liotyphlops palauophis MARRA-SANTOS, 2023
• Liotyphlops petersii (BOULENGER, 1889)
• Liotyphlops pino ANTÚNEZ-FONSECA, RAMOS-GALDAMEZ, SOLÍS, DIAZ-RICAURTE & WILSON, 2024
• Liotyphlops schubarti VANZOLINI, 1948
• Liotyphlops taylori MARRA-SANTOS & REIS, 2018
• Liotyphlops ternetzii (BOULENGER, 1896)
• Liotyphlops trefauti FREIRE, CARAMASCHI & SUZART ARGÔLO, 2007
• Liotyphlops wilderi (GARMAN, 1883)
• Loveridgelaps elapoides (BOULENGER, 1890)
• Loxocemus bicolor COPE, 1861
• Lycodon albofuscus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Lycodon alcalai OTA & ROSS, 1994
• Lycodon anakradaya NGUYEN, DUONG, WOOD & GRISMER, 2022
• Lycodon aulicus (LINNAEUS, 1758)
• Lycodon banksi LUU, BONKOWSKI, NGUYEN, LE, CALAME & ZIEGLER, 2018
• Lycodon bibonius OTA & ROSS, 1994
• Lycodon bicolor (NIKOLSKY, 1903)
• Lycodon butleri BOULENGER, 1900
• Lycodon capucinus BOIE, 1827
• Lycodon cardamomensis DALTRY & WÜSTER, 2002
• Lycodon carinatus (KUHL, 1820)
• Lycodon cathaya WANG, QI, LYU, ZENG & WANG, 2020
• Lycodon cavernicolus GRISMER, QUAH, ANUAR M.S., MuiN, WOOD & NOR, 2014
• Lycodon chapaensis (ANGEL & BOURRET, 1933)
• Lycodon chithrasekarai (WICKRAMASINGHE, VIDANAPATHIRANA, PUSHPAMAL & WICKRAMASINGHE, 2020)
• Lycodon chrysoprateros OTA & ROSS, 1994
• Lycodon davidi VOGEL, NGUYEN, KINGSADA & ZIEGLER, 2012
• Lycodon davisonii (BLANFORD, 1878)
• Lycodon deccanensis GANESH, DEUTI, PUNITH, ACHYUTHAN, MALLIK, ADHIKARI & VOGEL, 2020
• Lycodon dumerilii (BOULENGER, 1893)
• Lycodon effraenis CANTOR, 1847
• Lycodon fasciatus (ANDERSON, 1879)
• Lycodon fasciolatus (SHAW, 1802)
• Lycodon fausti GAULKE, 2002
• Lycodon ferroni LANZA, 1999
• Lycodon flavicollis MUKHERJEE & BHUPATHY, 2007
• Lycodon flavomaculatus WALL, 1907
• Lycodon flavozonatus (POPE, 1928)
• Lycodon futsingensis (POPE, 1928)
• Lycodon gammiei (BLANFORD, 1878)
• Lycodon gibsonae VOGEL & DAVID, 2019
• Lycodon gongshan VOGEL & LUO, 2011
• Lycodon gracilis (GÜNTHER, 1864)
• Lycodon hypsirhinoides (THEOBALD, 1868)
• Lycodon jara (SHAW, 1802)
• Lycodon kundui SMITH, 1943
• Lycodon laoensis GÜNTHER, 1864
• Lycodon latifasciatus NGUYEN, LEE, JIANG, DING, CHIT, POYARKOV & VOGEL, 2025
• Lycodon liuchengchaoi ZHANG, JIANG, VOGEL & RAO, 2011
• Lycodon muelleri DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Lycodon multifasciatus (MAKI, 1931)
• Lycodon multizonatus (ZHAO & JIANG, 1981)
• Lycodon neomaculatus (NGUYEN, LEE, PAUWELS, KENNEDY-GOLD, POYARKOV, DAVID & VOGEL, 2024)
• Lycodon nympha (DAUDIN, 1803)
• Lycodon obvelatus WANG, YU, VOGEL & CHE, 2020
• Lycodon ophiophagus VOGEL, DAVID, PAUWELS, SUMONTHA, NORVAL, HENDRIX, VU & ZIEGLER, 2009
• Lycodon orientalis (HILGENDORF, 1880)
• Lycodon paucifasciatus RENDAHL, 1943
• Lycodon philippinus (GRIFFIN, 1909)
• Lycodon pictus JANSSEN, PHAM, NGO, LE, NGUYEN & ZIEGLER, 2019
• Lycodon poyarkovi NGUYEN & VOGEL, 2025
• Lycodon rosozonatus (HU & ZHAO, 1972)
• Lycodon rufozonatus CANTOR, 1842
• Lycodon ruhstrati (FISCHER, 1886)
• Lycodon sealei LEVITON, 1955
• Lycodon semicarinatus (COPE, 1860)
• Lycodon septentrionalis (GÜNTHER, 1875)
• Lycodon serratus WANG, YU, VOGEL & CHE, 2020
• Lycodon sidiki WOSTL, HAMIDY, KURNIAWAN & SMITH, 2017
• Lycodon solivagus OTA & ROSS, 1994
• Lycodon stormi BOETTGER, 1892
• Lycodon striatus (SHAW, 1802)
• Lycodon subannulatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Lycodon subcinctus BOIE, 1827
• Lycodon synaptor VOGEL & DAVID, 2010
• Lycodon tessellatus JAN, 1863
• Lycodon tiwarii BISWAS & SANYAL, 1965
• Lycodon travancoricus (BEDDOME, 1870)
• Lycodon tristrigatus (GÜNTHER, 1858)
• Lycodon truongi NGUYEN, DUONG, WOOD & GRISMER, 2022
• Lycodon yunnanensis (WERNER, 1922)
• Lycodon zawi SLOWINSKI, PAWAR, WIN, THIN, GYI, OO & TUN, 2001
• Lycodon zayuensis JIANG, WANG, JIN & CHE, 2020
• Lycodon zoosvictoriae NEANG, HARTMANN, HUN, SOUTER & FUREY, 2014
• Lycodonomorphus bicolor (GÜNTHER, 1893)
• Lycodonomorphus laevissimus (GÜNTHER, 1862)
• Lycodonomorphus leleupi (LAURENT, 1950)
• Lycodonomorphus mlanjensis LOVERIDGE, 1953
• Lycodonomorphus obscuriventris FITZSIMONS, 1963
• Lycodonomorphus rufulus (LICHTENSTEIN, 1823)
• Lycodonomorphus whytii (BOULENGER, 1897)
• Lycodryas citrinus (DOMERGUE, 1995)
• Lycodryas cococola HAWLITSCHEK, NAGY & GLAW, 2012
• Lycodryas gaimardi (SCHLEGEL, 1837)
• Lycodryas granuliceps (BOETTGER, 1877)
• Lycodryas guentheri (BOULENGER, 1896)
• Lycodryas inopinae (DOMERGUE, 1995)
• Lycodryas inornatus (BOULENGER, 1896)
• Lycodryas maculatus (GÜNTHER, 1858)
• Lycodryas pseudogranuliceps (DOMERGUE, 1995)
• Lycognathophis seychellensis (SCHLEGEL, 1837)
• Lycophidion acutirostre GÜNTHER, 1868
• Lycophidion albomaculatum STEINDACHNER, 1870
• Lycophidion capense (SMITH, 1831)
• Lycophidion chirioi TRAPE, 2021
• Lycophidion depressirostre LAURENT, 1968
• Lycophidion hellmichi LAURENT, 1964
• Lycophidion irroratum (LEACH, 1819)
• Lycophidion jacksoni BOULENGER, 1893
• Lycophidion laterale HALLOWELL, 1857
• Lycophidion meleagre BOULENGER, 1893
• Lycophidion multimaculatum BOETTGER, 1888
• Lycophidion namibianum BROADLEY, 1991
• Lycophidion nanum (BROADLEY, 1968)
• Lycophidion nigromaculatum (PETERS, 1863)
• Lycophidion ornatum PARKER, 1936
• Lycophidion pembanum LAURENT, 1968
• Lycophidion pygmaeum BROADLEY, 1996
• Lycophidion semiannule PETERS, 1854
• Lycophidion semicinctum DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Lycophidion taylori BROADLEY & HUGHES, 1993
• Lycophidion tchadensis TRAPE, 2021
• Lycophidion uzungwense LOVERIDGE, 1932
• Lycophidion variegatum BROADLEY, 1969
• Lygophis anomalus (GÜNTHER, 1858)
• Lygophis dilepis COPE, 1862
• Lygophis elegantissimus (KOSLOWSKY, 1896)
• Lygophis flavifrenatus COPE, 1862
• Lygophis lineatus (LINNAEUS, 1758)
• Lygophis meridionalis (SCHENKEL, 1901)
• Lygophis paucidens HOGE, 1953
• Lygophis vanzolinii (DIXON, 1985)
• Lytorhynchus diadema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Lytorhynchus gaddi NIKOLSKY, 1907
• Lytorhynchus gasperetti LEVITON, 1977
• Lytorhynchus kennedyi SCHMIDT, 1939
• Lytorhynchus maynardi ALCOCK & FINN, 1897
• Lytorhynchus paradoxus (GÜNTHER, 1875)
• Lytorhynchus ridgewayi BOULENGER, 1887
• Macrelaps microlepidotus (GÜNTHER, 1860)
• Macrocalamus chanardi DAVID & PAUWELS, 2005
• Macrocalamus emas QUAH, ANUAR, GRISMER, WOOD & NOR, 2019
• Macrocalamus gentingensis YAAKOB & LIM, 2002
• Macrocalamus jasoni GRANDISON, 1972
• Macrocalamus lateralis GÜNTHER, 1864
• Macrocalamus schulzi VOGEL & DAVID, 1999
• Macrocalamus tweediei LIM, 1963
• Macrocalamus vogeli DAVID & PAUWELS, 2005
• Macroprotodon abubakeri WADE, 2001
• Macroprotodon brevis (GÜNTHER, 1862)
• Macroprotodon cucullatus (GEOFFROY SAINT-HILAIRE, 1827)
• Macroprotodon mauritanicus GUICHENOT, 1850
• Macrovipera lebetinus (LINNAEUS, 1758)
• Macrovipera razii ORAIE, RASTEGAR-POUYANI, KHOSRAVANI, MORADI, AKBARI, SEHHATISABET, SHAFIEI, STÜMPEL & JOGER, 2018
• Madagascarophis colubrinus (SCHLEGEL, 1837)
• Madagascarophis fuchsi GLAW, KUCHARZEWSKI, KÖHLER, VENCES & NAGY, 2013
• Madagascarophis lolo RUANE, BURBRINK, RANDRIAMAHATANTSOA & RAXWORTHY, 2016
• Madagascarophis meridionalis DOMERGUE, 1987
• Madagascarophis ocellatus DOMERGUE, 1987
• Madatyphlops albanalis (RENDAHL, 1918)
• Madatyphlops andasibensis (WALLACH & GLAW, 2009)
• Madatyphlops arenarius (GRANDIDIER, 1872)
• Madatyphlops boettgeri (BOULENGER, 1893)
• Madatyphlops comorensis (BOULENGER, 1889)
• Madatyphlops decorsei (MOCQUARD, 1901)
• Madatyphlops domerguei (ROUX-ESTÈVE, 1980)
• Madatyphlops eudelini HAWLITSCHEK, SCHERZ, WEBSTER, INEICH & GLAW, 2021
• Madatyphlops madagascariensis (BOETTGER, 1877)
• Madatyphlops microcephalus (WERNER, 1909)
• Madatyphlops mucronatus (BOETTGER, 1880)
• Madatyphlops ocularis (PARKER, 1927)
• Madatyphlops rajeryi (RENOULT & RASELIMANANA, 2009)
• Madatyphlops reuteri (BOETTGER, 1881)
• Magliophis exiguus (COPE, 1862)
• Magliophis stahli (STEJNEGER, 1904)
• Malayopython reticulatus (SCHNEIDER, 1801)
• Malayopython timoriensis (PETERS, 1876)
• Malayotyphlops andyi WYNN, DIESMOS & BROWN, 2016
• Malayotyphlops canlaonensis (TAYLOR, 1917)
• Malayotyphlops castanotus (WYNN & LEVITON, 1993)
• Malayotyphlops collaris (WYNN & LEVITON, 1993)
• Malayotyphlops denrorum WYNN, DIESMOS & BROWN, 2016
• Malayotyphlops hypogius (SAVAGE, 1950)
• Malayotyphlops koekkoeki (BRONGERSMA, 1934)
• Malayotyphlops kraalii (DORIA, 1874)
• Malayotyphlops luzonensis (TAYLOR, 1919)
• Malayotyphlops manilae (TAYLOR, 1919)
• Malayotyphlops ruber (BOETTGER, 1897)
• Malayotyphlops ruficauda (GRAY, 1845)
• Malpolon insignitus (GEOFFROY SAINT-HILAIRE, 1827)
• Malpolon moilensis (REUSS, 1834)
• Malpolon monspessulanus (HERMANN, 1804)
• Manolepis putnami (JAN, 1863)
• Masticophis anthonyi (STEJNEGER, 1901)
• Masticophis aurigulus (COPE, 1861)
• Masticophis barbouri (VAN DENBURGH & SLEVIN, 1921)
• Masticophis bilineatus JAN, 1863
• Masticophis flagellum (SHAW, 1802)
• Masticophis fuliginosus (COPE, 1895)
• Masticophis lateralis (HALLOWELL, 1853)
• Masticophis lineatus BOCOURT, 1890
• Masticophis mentovarius (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Masticophis piceus (COPE, 1892)
• Masticophis schotti BAIRD & GIRARD, 1853
• Masticophis slevini LOWE & NORRIS, 1955
• Masticophis taeniatus (HALLOWELL, 1852)
• Mastigodryas alternatus (BOCOURT, 1884)
• Mastigodryas amarali (STUART, 1938)
• Mastigodryas boddaerti (SENTZEN, 1796)
• Mastigodryas bruesi (BARBOUR, 1914)
• Mastigodryas cliftoni (HARDY, 1964)
• Mastigodryas danieli AMARAL, 1935
• Mastigodryas dorsalis (BOCOURT, 1890)
• Mastigodryas heathii (COPE, 1875)
• Mastigodryas melanolomus (COPE, 1868)
• Mastigodryas moratoi MONTINGELLI & ZAHER, 2011
• Mastigodryas pleei (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Mastigodryas pulchriceps (COPE, 1868)
• Mastigodryas reticulatus (PETERS, 1863)
• Mehelya egbensis DUNGER, 1966
• Mehelya gabouensis TRAPE & MANÉ, 2005
• Mehelya laurenti DE WITTE, 1959
• Mehelya poensis (SMITH, 1849)
• Mehelya stenophthalmus (MOCQUARD, 1887)
• Meizodon coronatus (SCHLEGEL, 1837)
• Meizodon krameri SCHÄTTI, 1985
• Meizodon plumbiceps (BOETTGER, 1893)
• Meizodon regularis FISCHER, 1856
• Meizodon semiornatus (PETERS, 1854)
• Melanophidium bilineatum BEDDOME, 1870
• Melanophidium khairei GOWER, GIRI, CAPTAIN & WILKINSON, 2016
• Melanophidium punctatum BEDDOME, 1871
• Melanophidium wynaudense (BEDDOME, 1863)
• Mesotes rutilus (PRADO, 1942)
• Mesotes strigatus (GÜNTHER, 1858)
• Metlapilcoatlus borealis TEPOS-RAMÍREZ, FLORES-VILLELA, VELASCO, LARA, GARCÍA-RUBIO & JADIN, 2021
• Metlapilcoatlus indomitus (SMITH & FERRARI-CASTRO, 2008)
• Metlapilcoatlus mexicanus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Metlapilcoatlus nummifer (RÜPPELL, 1845)
• Metlapilcoatlus occiduus (HOGE, 1966)
• Metlapilcoatlus olmec (PÉREZ-HIGAREDA, SMITH & JULIÁ-ZERTUCHE, 1985)
• Micrelaps bicoloratus STERNFELD, 1908
• Micrelaps muelleri BOETTGER, 1880
• Micrelaps vaillanti (MOCQUARD, 1888)
• Microcephalophis gracilis (SHAW, 1802)
• Micropechis ikaheca (LESSON, 1830)
• Micropisthodon ochraceus MOCQUARD, 1894
• Micruroides euryxanthus (KENNICOTT, 1860)
• Micrurus albicinctus AMARAL, 1925
• Micrurus alleni SCHMIDT, 1936
• Micrurus altirostris (COPE, 1860)
• Micrurus ancoralis (JAN, 1872)
• Micrurus anibal NASCIMENTO, GRABOSKI, SILVA JR & PRUDENTE, 2024
• Micrurus annellatus PETERS, 1871
• Micrurus apiatus (JAN, 1858)
• Micrurus averyi SCHMIDT, 1939
• Micrurus baliocoryphus (COPE, 1860)
• Micrurus bocourti (JAN, 1872)
• Micrurus bogerti ROZE, 1967
• Micrurus boicora BERNARDE, TURCI, ABEGG & FRANCO, 2018
• Micrurus bonita NASCIMENTO, GRABOSKI, SILVA JR & PRUDENTE, 2024
• Micrurus brasiliensis ROZE, 1967
• Micrurus camilae RENJIFO & LUNDBERG, 2003
• Micrurus carvalhoi ROZE, 1967
• Micrurus circinalis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Micrurus clarki SCHMIDT, 1936
• Micrurus corallinus (MERREM, 1820)
• Micrurus decoratus (JAN, 1858)
• Micrurus diana ROZE, 1983
• Micrurus diastema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Micrurus dissoleucus COPE, 1860
• Micrurus distans KENNICOTT, 1860
• Micrurus diutius BURGER, 1955
• Micrurus dumerilii (JAN, 1858)
• Micrurus elegans JAN, 1858
• Micrurus ephippifer (COPE, 1886)
• Micrurus filiformis (GÜNTHER, 1859)
• Micrurus frontalis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Micrurus frontifasciatus (WERNER, 1927)
• Micrurus fulvius (LINNAEUS, 1766)
• Micrurus helleri SCHMIDT & SCHMIDT, 1925
• Micrurus hemprichii (JAN, 1858)
• Micrurus hippocrepis (PETERS, 1862)
• Micrurus ibiboboca (MERREM, 1820)
• Micrurus isozonus (COPE, 1860)
• Micrurus janisrozei NASCIMENTO, GRABOSKI, SILVA JR & PRUDENTE, 2024
• Micrurus langsdorffi (WAGLER, 1824)
• Micrurus laticollaris PETERS, 1870
• Micrurus latifasciatus SCHMIDT, 1933
• Micrurus lemniscatus (LINNAEUS, 1758)
• Micrurus limbatus FRASER, 1964
• Micrurus margaritiferus ROZE, 1967
• Micrurus medemi ROZE, 1967
• Micrurus meridensis ROZE, 1989
• Micrurus mertensi SCHMIDT, 1936
• Micrurus michoacanensis DUGES, 1891
• Micrurus mipartitus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Micrurus mosquitensis SCHMIDT, 1933
• Micrurus multifasciatus (JAN, 1858)
• Micrurus multiscutatus RENDAHL & VESTERGREN, 1940
• Micrurus nattereri SCHMIDT, 1952
• Micrurus nigrocinctus (GIRARD, 1854)
• Micrurus obscurus (JAN, 1872)
• Micrurus oligoanellatus AYERBE & LÓPEZ, 2005
• Micrurus oliveri ROZE, 1967
• Micrurus ornatissimus (JAN, 1858)
• Micrurus ortoni (SCHMIDT, 1953)
• Micrurus pacaraimae MORATO DE CARVALHO, 2002
• Micrurus paraensis CUNHA & NASCIMENTO, 1973
• Micrurus peruvianus SCHMIDT, 1936
• Micrurus petersi ROZE, 1967
• Micrurus potyguara PIRES, DA SILVA Jr, FEITOSA, PRUDENTE, PEREIRA-FILHO & ZAHER, 2014
• Micrurus proximans SMITH & CHRAPLIWY, 1958
• Micrurus psyches (DAUDIN, 1803)
• Micrurus putumayensis LANCINI, 1962
• Micrurus pyrrhocryptus (COPE, 1862)
• Micrurus remotus ROZE, 1987
• Micrurus ruatanus (GÜNTHER, 1895)
• Micrurus sangilensis NICEFORO MARIA, 1942
• Micrurus serranus HARVEY, APARICIO & GONZALEZ, 2003
• Micrurus silviae DI BERNARDO, BORGES-MARTINS & DA SILVA, 2007
• Micrurus spixii WAGLER, 1824
• Micrurus spurrelli (BOULENGER, 1914)
• Micrurus steindachneri (WERNER, 1901)
• Micrurus stewarti BARBOUR & AMARAL, 1928
• Micrurus stuarti ROZE, 1967
• Micrurus surinamensis (CUVIER, 1816)
• Micrurus tener (BAIRD & GIRARD, 1853)
• Micrurus tikuna FEITOSA, DA SILVA Jr, PIRES, ZAHER & PRUDENTE, 2015
• Micrurus tricolor HOGE, 1956
• Micrurus tschudii (JAN, 1858)
• Mimophis mahfalensis (GRANDIDIER, 1867)
• Mimophis occultus RUANE, MYERS, LO, YUEN, WELT, JUMAN, FUTTERMAN, NUSSBAUM, SCHNEIDER, BURBRINK & RAXWORTHY, 2017
• Mintonophis pakistanicus (MERTENS, 1959)
• Miralia alternans (REUSS, 1834)
• Mitophis asbolepis (THOMAS, MCDIARMID & THOMPSON, 1985)
• Mitophis calypso (THOMAS, MCDIARMID & THOMPSON, 1985)
• Mitophis leptepileptus (THOMAS, MCDIARMID & THOMPSON, 1985)
• Mitophis pyrites (THOMAS, 1965)
• Mixcoatlus barbouri (DUNN, 1919)
• Mixcoatlus browni (SHREVE, 1938)
• Mixcoatlus melanurus (MÜLLER, 1924)
• Montaspis gilvomaculata BOURQUIN, 1991
• Montatheris hindii (BOULENGER, 1910)
• Montivipera albizona (NILSON, ANDREN & FLÄRDH, 1990)
• Montivipera bornmuelleri (WERNER, 1898)
• Montivipera bulgardaghica (NILSON & ANDREN, 1985)
• Montivipera kuhrangica RAJABIZADEH, NILSON & KAMI, 2011
• Montivipera latifii (MERTENS, DAREVSKY & KLEMMER, 1967)
• Montivipera raddei (BOETTGER, 1890)
• Montivipera wagneri (NILSON & ANDRÉN, 1984)
• Montivipera xanthina (GRAY, 1849)
• Mopanveldophis zebrinus (BROADLEY & SCHÄTTI, 2000)
• Morelia azurea (MEYER, 1874)
• Morelia bredli (GOW, 1981)
• Morelia carinata (SMITH, 1981)
• Morelia imbricata (SMITH, 1981)
• Morelia spilota (LACÉPÈDE, 1804)
• Morelia viridis (SCHLEGEL, 1872)
• Muhtarophis barani (OLGUN, AVCI, ILGAZ, ÜZÜM & YILMAZ, 2007)
• Mussurana bicolor (PERACCA, 1904)
• Mussurana montana (FRANCO, MARQUES & PUORTO, 1997)
• Mussurana quimi (FRANCO, MARQUES & PUORTO, 1997)
• Myanophis thanlyinensis KÖHLER, KHAING & THAN, 2021
• Myersophis alpestris TAYLOR, 1963
• Myriopholis adleri (HAHN & WALLACH, 1998)
• Myriopholis albiventer (HALLERMANN & RÖDEL, 1995)
• Myriopholis algeriensis (JACQUET, 1896)
• Myriopholis blanfordi (BOULENGER, 1890)
• Myriopholis boueti (CHABANAUD, 1917)
• Myriopholis braccianii (SCORTECCI, 1929)
• Myriopholis burii (BOULENGER, 1905)
• Myriopholis cairi (DUMÉRIL & BIBRON, 1844)
• Myriopholis erythraeus (SCORTECCI, 1929)
• Myriopholis filiformis (BOULENGER, 1899)
• Myriopholis ionidesi (BROADLEY & WALLACH, 2007)
• Myriopholis lanzai BROADLEY, WADE & WALLACH, 2014
• Myriopholis longicauda (PETERS, 1854)
• Myriopholis mackayi MALONZA, 2023
• Myriopholis macrorhyncha (JAN, 1860)
• Myriopholis macrura (BOULENGER, 1899)
• Myriopholis narirostris (PETERS, 1867)
• Myriopholis nursii (ANDERSON, 1896)
• Myriopholis occipitalis TRAPE & CHIRIO, 2019
• Myriopholis parkeri (BROADLEY, 1999)
• Myriopholis perreti (ROUX-ESTÈVE, 1979)
• Myriopholis rouxestevae (TRAPE & MANÉ, 2004)
• Myriopholis tanae (BROADLEY & WALLACH, 2007)
• Myriopholis wilsoni (HAHN, 1978)
• Myriopholis yemenica (SCORTECCI, 1933)
• Myron karnsi MURPHY, 2011
• Myron resetari MURPHY, 2011
• Myron richardsonii GRAY, 1849
• Myrrophis bennettii (GRAY, 1842)
• Myrrophis chinensis (GRAY, 1842)
• Myrrophis dakkrongensis NGUYEN, LE, LATHROP, VO, MURPHY & CHE, 2024
• Naja anchietae BOCAGE, 1879
• Naja annulata PETERS, 1876
• Naja annulifera PETERS, 1854
• Naja arabica SCORTECCI, 1932
• Naja ashei WÜSTER & BROADLEY, 2007
• Naja atra CANTOR, 1842
• Naja christyi (BOULENGER, 1904)
• Naja fuxi SHI, VOGEL, CHEN & DING, 2022
• Naja guineensis BROADLEY, TRAPE, CHIRIO, INEICH & WÜSTER, 2018
• Naja haje (LINNAEUS, 1758)
• Naja kaouthia LESSON, 1831
• Naja katiensis ANGEL, 1922
• Naja mandalayensis SLOWINSKI & WÜSTER, 2000
• Naja melanoleuca HALLOWELL, 1857
• Naja mossambica PETERS, 1854
• Naja multifasciata (WERNER, 1902)
• Naja naja (LINNAEUS, 1758)
• Naja nana COLLET & TRAPE, 2020
• Naja nigricincta BOGERT, 1940
• Naja nigricollis REINHARDT, 1843
• Naja nivea (LINNAEUS, 1758)
• Naja nubiae WÜSTER & BROADLEY, 2003
• Naja obscura SALEH & TRAPE, 2023
• Naja oxiana (EICHWALD, 1831)
• Naja pallida BOULENGER, 1896
• Naja peroescobari CERÍACO, MARQUES, SCHMITZ & BAUER, 2017
• Naja philippinensis TAYLOR, 1922
• Naja sagittifera WALL, 1913
• Naja samarensis PETERS, 1861
• Naja savannula BROADLEY, TRAPE, CHIRIO & WÜSTER, 2018
• Naja senegalensis TRAPE, CHIRIO & WÜSTER, 2009
• Naja siamensis LAURENTI, 1768
• Naja sputatrix BOIE, 1827
• Naja subfulva LAURENT, 1955
• Naja sumatrana MÜLLER, 1887
• Namibiana gracilior (BOULENGER, 1910)
• Namibiana labialis (STERNFELD, 1908)
• Namibiana latifrons (STERNFELD, 1908)
• Namibiana occidentalis (FITZSIMONS, 1962)
• Namibiana rostrata (BOCAGE, 1886)
• Narophis bimaculatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Natriciteres bipostocularis BROADLEY, 1962
• Natriciteres fuliginoides (GÜNTHER, 1858)
• Natriciteres olivacea (PETERS, 1854)
• Natriciteres pembana (LOVERIDGE, 1935)
• Natriciteres sylvatica BROADLEY, 1966
• Natriciteres variegata (PETERS, 1861)
• Natrix astreptophora (LOPEZ-SEOANE, 1885)
• Natrix helvetica (LACÉPÈDE, 1789)
• Natrix maura (LINNAEUS, 1758)
• Natrix natrix (LINNAEUS, 1758)
• Natrix tessellata (LAURENTI, 1768)
• Neelaps calonotos (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Nerodia clarkii (BAIRD & GIRARD, 1853)
• Nerodia cyclopion (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Nerodia erythrogaster (FORSTER, 1771)
• Nerodia fasciata (LINNAEUS, 1766)
• Nerodia floridana (GOFF, 1936)
• Nerodia harteri (TRAPIDO, 1941)
• Nerodia paucimaculata (TINKLE & CONANT, 1961)
• Nerodia rhombifer (HALLOWELL, 1852)
• Nerodia sipedon (LINNAEUS, 1758)
• Nerodia taxispilota (HOLBROOK, 1838)
• Ninia atrata (HALLOWELL, 1845)
• Ninia celata MCCRANIE & WILSON, 1995
• Ninia diademata BAIRD & GIRARD, 1853
• Ninia espinali MCCRANIE & WILSON, 1995
• Ninia franciscoi ANGARITA-SIERRA, 2014
• Ninia guytudori ARTEAGA & HARRIS, 2023
• Ninia hudsoni PARKER, 1940
• Ninia maculata (PETERS, 1861)
• Ninia pavimentata (BOCOURT, 1883)
• Ninia psephota (COPE, 1875)
• Ninia schmidti (JAN, 1862)
• Ninia sebae (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Ninia teresitae ANGARITA-SIERRA & LYNCH, 2017
• Notechis scutatus (PETERS, 1861)
• Nothopsis rugosus COPE, 1871
• Nyctophilopython oenpelliensis (GOW, 1977)
• Ogmodon vitianus PETERS, 1864
• Oligodon affinis GÜNTHER, 1862
• Oligodon albocinctus (CANTOR, 1839)
• Oligodon ancorus (GIRARD, 1858)
• Oligodon annamensis LEVITON, 1953
• Oligodon annulifer (BOULENGER, 1893)
• Oligodon arnensis (SHAW, 1802)
• Oligodon barroni (SMITH, 1916)
• Oligodon bitorquatus BOIE, 1827
• Oligodon bivirgatus QIAN, QI, SHI, LU, JENKINS, MO & LI, 2021
• Oligodon booliati LEONG & GRISMER, 2004
• Oligodon brevicauda GÜNTHER, 1862
• Oligodon calamarius (LINNAEUS, 1758)
• Oligodon catenatus (BLYTH, 1855)
• Oligodon chinensis (GÜNTHER, 1888)
• Oligodon cicadophagus PAUWELS, DONBUNDIT, SUMONTHA & MEESOOK, 2025
• Oligodon cinereus (GÜNTHER, 1864)
• Oligodon condaoensis NGUYEN, NGUYEN, LE & MURPHY, 2016
• Oligodon cruentatus (GÜNTHER, 1868)
• Oligodon culaochamensis NGUYEN, NGUYEN, NGUYEN, PHAN, JIANG & MURPHY, 2017
• Oligodon cyclurus (CANTOR, 1839)
• Oligodon deuvei DAVID, VOGEL & VAN ROOIJEN, 2008
• Oligodon dorsalis (GRAY, 1834)
• Oligodon eberhardti PELLEGRIN, 1910
• Oligodon erythrogaster BOULENGER, 1907
• Oligodon erythrorhachis WALL, 1910
• Oligodon everetti BOULENGER, 1893
• Oligodon fasciolatus (GÜNTHER, 1864)
• Oligodon forbesi (BOULENGER, 1883)
• Oligodon formosanus (GÜNTHER, 1872)
• Oligodon hamptoni BOULENGER, 1918
• Oligodon huahin PAUWELS, LARSEN, SUTHANTHANGJAI, DAVID & SUMONTHA, 2017
• Oligodon inornatus (BOULENGER, 1914)
• Oligodon jintakunei PAUWELS, WALLACH, DAVID & CHANHOME, 2002
• Oligodon joynsoni (SMITH, 1917)
• Oligodon juglandifer (WALL, 1909)
• Oligodon kampucheaensis NEANG, GRISMER & DALTRY, 2012
• Oligodon kheriensis ACHARJI & RAY, 1936
• Oligodon lacroixi ANGEL & BOURRET, 1933
• Oligodon lipipengi JIANG, WANG, LI, DING, DING & CHE, 2020
• Oligodon lungshenensis ZHENG & HUANG, 1978
• Oligodon macrurus (ANGEL, 1927)
• Oligodon maculatus (TAYLOR, 1918)
• Oligodon mcdougalli WALL, 1905
• Oligodon melaneus WALL, 1909
• Oligodon melanozonatus WALL, 1922
• Oligodon meyerinkii (STEINDACHNER, 1891)
• Oligodon modestus GÜNTHER, 1864
• Oligodon moricei DAVID, VOGEL & VAN ROOIJEN, 2008
• Oligodon mouhoti (BOULENGER, 1914)
• Oligodon nagao DAVID, NGUYEN, NGUYEN, JIANG, CHEN, TEYNIÉ & ZIEGLER, 2012
• Oligodon nikhili WHITAKER & DATTATRI, 1982
• Oligodon notospilus GÜNTHER, 1873
• Oligodon ocellatus (MORICE, 1875)
• Oligodon octolineatus (SCHNEIDER, 1801)
• Oligodon ornatus VAN DENBURGH, 1909
• Oligodon perkinsi (TAYLOR, 1925)
• Oligodon petronellae DE ROOIJ, 1917
• Oligodon phangan PAUWELS, THONGYAI, CHANTONG & SUMONTHA, 2021
• Oligodon planiceps (BOULENGER, 1888)
• Oligodon praefrontalis WERNER, 1913
• Oligodon promsombuti PAUWELS, THONGYAI, CHANTONG & SUMONTHA, 2021
• Oligodon propinquus JAN, 1862
• Oligodon pseudotaeniatus DAVID, VOGEL & VAN ROOIJEN, 2008
• Oligodon pulcherrimus WERNER, 1909
• Oligodon purpurascens (SCHLEGEL, 1837)
• Oligodon rostralis NGUYEN, TRAN, NGUYEN, NEANG, YUSHCHENKO & POYARKOV, 2020
• Oligodon russelius (DAUDIN, 1803)
• Oligodon saintgironsi DAVID, VOGEL & PAUWELS, 2008
• Oligodon saiyok SUMONTHA, KUNYA, DANGSRI & PAUWELS, 2017
• Oligodon signatus (GÜNTHER, 1864)
• Oligodon speleoserpens PAWANGKHANANT, POYARKOV, WARD-SMITH, GRASSBY-LEWIS, SUMONTHA, KLIUKIN, IDIIATULLINA, TROFIMETS, SUWANNAPOOM & LEE, 2024
• Oligodon splendidus (GÜNTHER, 1875)
• Oligodon sublineatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Oligodon taeniatus (GÜNTHER, 1861)
• Oligodon taeniolatus (JERDON, 1853)
• Oligodon teyniei DAVID, HAUSER & VOGEL, 2022
• Oligodon theobaldi (GÜNTHER, 1868)
• Oligodon tillacki BANDARA, GANESH, KANISHKA, DANUSHKA, SHARMA, CAMPBELL, INEICH, VOGEL & AMARASINGHE, 2022
• Oligodon tolaki AMARASINGHE, HENKANATHTHEGEDARA, CAMPBELL, RIYANTO, HALLERMANN & VOGEL, 2021
• Oligodon torquatus (BOULENGER, 1888)
• Oligodon transcaspicus (NIKOLSKY, 1903)
• Oligodon travancoricus BEDDOME, 1877
• Oligodon trilineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Oligodon tuani NGUYEN, LE, VO & MURPHY, 2022
• Oligodon unicolor (KOPSTEIN, 1926)
• Oligodon venustus (JERDON, 1853)
• Oligodon vertebralis GÜNTHER, 1865
• Oligodon waandersi (BLEEKER, 1860)
• Oligodon wagneri DAVID & VOGEL, 2012
• Oligodon woodmasoni (SCLATER, 1891)
• Oligodon zhangfujii JIANG, WU, HUANG, REN, GAO, LYU & LI, 2024
• Omoadiphas aurula KÖHLER, MCCRANIE & WILSON, 2001
• Omoadiphas cannula MCCRANIE & CRUZ-DÍAZ, 2010
• Omoadiphas texiguatensis MCCRANIE & CASTAÑEDA, 2004
• Oocatochus rufodorsatus (CANTOR, 1842)
• Opheodrys aestivus (LINNAEUS, 1766)
• Opheodrys vernalis (HARLAN, 1827)
• Ophiophagus bungarus SCHLEGEL, 1837
• Ophiophagus hannah (CANTOR, 1836)
• Ophiophagus kaalinga GOWRI SHANKAR, DAS & GANESH, 2024
• Ophiophagus salvatana GOWRI SHANKAR, DAS & WÜSTER, 2024
• Ophryacus smaragdinus GRÜNWALD, JONES, FRANZ-CHÁVEZ & AHUMADA-CARiLLO, 2015
• Ophryacus sphenophrys (SMITH, 1960)
• Ophryacus undulatus (JAN, 1859)
• Opisthotropis alcalai BROWN & LEVITON, 1961
• Opisthotropis andersonii (BOULENGER, 1888)
• Opisthotropis atra GÜNTHER, 1872
• Opisthotropis cheni ZHAO, 1999
• Opisthotropis cucae DAVID, PHAM, NGUYEN & ZIEGLER, 2011
• Opisthotropis daovantieni ORLOV, DAREVSKY & MURPHY, 1998
• Opisthotropis durandi TEYNIÉ, LOTTIER, DAVID, NGUYEN & VOGEL, 2014
• Opisthotropis guangxiensis ZHAO, JIANG & HUANG, 1978
• Opisthotropis haihaensis ZIEGLER, PHAM, NGUYEN, NGUYEN, WANG, WANG, STUART, & LE, 2019
• Opisthotropis hungtai WANG, LYU, ZENG, LIN, YANG, NGUYEN, LE, ZIEGLER & WANG, 2020
• Opisthotropis jacobi ANGEL & BOURRET, 1933
• Opisthotropis kikuzatoi (OKADA & TAKARA, 1958)
• Opisthotropis kuatunensis POPE, 1928
• Opisthotropis lateralis BOULENGER, 1903
• Opisthotropis latouchii (BOULENGER, 1899)
• Opisthotropis laui YANG, SUNG & CHAN, 2013
• Opisthotropis maculosa STUART & CHUAYNKERN, 2007
• Opisthotropis maxwelli BOULENGER, 1914
• Opisthotropis rugosa (LIDTH DE JEUDE, 1890)
• Opisthotropis shenzhenensis WANG, GUO, LIU, LYU, WANG, LUO, SUN & ZHANG, 2017
• Opisthotropis spenceri SMITH, 1918
• Opisthotropis tamdaoensis ZIEGLER, DAVID & VU, 2008
• Opisthotropis typica (MOCQUARD, 1890)
• Opisthotropis voquyi ZIEGLER, DAVID, ZIEGLER, PHAM, NGUYEN & LE, 2018
• Opisthotropis zhaoermii REN, WANG, JIANG, GUO & LI, 2017
• Oreocalamus hanitschi BOULENGER, 1899
• Oreocryptophis porphyraceus (CANTOR, 1839)
• Orientocoluber spinalis (PETERS, 1866)
• Ovophis anitae DAVID, FRÉTEY & VOGEL, 2024
• Ovophis convictus (STOLICZKA, 1870)
• Ovophis jenkinsi QIU, WANG, XIA, JIANG, ZENG, WANG, LI & SHI, 2024
• Ovophis makazayazaya (TAKAHASHI, 1922)
• Ovophis monticola (GÜNTHER, 1864)
• Ovophis okinavensis (BOULENGER, 1892)
• Ovophis tonkinensis (BOURRET, 1934)
• Ovophis zayuensis (JIANG, 1977)
• Ovophis zhaoermii LIU, HOU, MO, LI, LI, LUO, RAO & LI, 2025
• Oxybelis aeneus (WAGLER, 1824)
• Oxybelis brevirostris (COPE, 1861)
• Oxybelis fulgidus (DAUDIN, 1803)
• Oxybelis inkaterra JADIN, JOWERS, ORLOFSKE, DUELLMAN, BLAIR & MURPHY, 2021
• Oxybelis koehleri JADIN, BLAIR, ORLOFSKE, JOWERS, RIVAS, VITT, RAY, SMITH & MURPHY, 2020
• Oxybelis microphthalmus BARBOUR & AMARAL, 1926
• Oxybelis potosiensis TAYLOR, 1941
• Oxybelis rutherfordi JADIN, BLAIR, ORLOFSKE, JOWERS, RIVAS, VITT, RAY, SMITH & MURPHY, 2020
• Oxybelis transandinus TORRES-CARVAJAL, MEJÍA-GUERRERO & TERÁN, 2021
• Oxybelis vittatus (GIRARD, 1854)
• Oxybelis wilsoni VILLA & MCCRANIE, 1995
• Oxyrhabdium leporinum (GÜNTHER, 1858)
• Oxyrhabdium modestum (DUMÉRIL, 1853)
• Oxyrhopus clathratus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Oxyrhopus doliatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Oxyrhopus emberti GONZALES, REICHLE & ENTIAUSPE-NETO, 2020
• Oxyrhopus erdisii (BARBOUR, 1913)
• Oxyrhopus fitzingeri (TSCHUDI, 1845)
• Oxyrhopus formosus (WIED-NEUWIED, 1820)
• Oxyrhopus guibei HOGE & ROMANO, 1977
• Oxyrhopus leucomelas (WERNER, 1916)
• Oxyrhopus marcapatae (BOULENGER, 1902)
• Oxyrhopus melanogenys (TSCHUDI, 1845)
• Oxyrhopus occipitalis (WIED-NEUWIED, 1824)
• Oxyrhopus petolarius (LINNAEUS, 1758)
• Oxyrhopus rhombifer DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Oxyrhopus trigeminus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Oxyrhopus vanidicus LYNCH, 2009
• Oxyuranus microlepidotus (MCCOY, 1879)
• Oxyuranus scutellatus (PETERS, 1867)
• Oxyuranus temporalis DOUGHTY, MARYAN, DONNELLAN & HUTCHINSON, 2007
• Paikwaophis kruki KOK & MEANS, 2023
• Palusophis bifossatus (RADDI, 1820)
• Pantherophis alleghaniensis (HOLBROOK, 1836)
• Pantherophis bairdi (YARROW, 1880)
• Pantherophis emoryi (BAIRD & GIRARD, 1853)
• Pantherophis guttatus (LINNAEUS, 1766)
• Pantherophis obsoletus (SAY, 1823)
• Pantherophis quadrivittatus (HOLBROOK, 1836)
• Pantherophis ramspotti CROTHER, WHITE, SAVAGE, ECKSTUT, GRAHAM & GARDNER, 2011
• Pantherophis vulpinus (BAIRD & GIRARD, 1853)
• Parafimbrios lao TEYNIÉ, DAVID, LOTTIER, LE, VIDAL & NGUYEN, 2015
• Parafimbrios vietnamensis ZIEGLER, NGO, PHAM, NGUYEN, LE & NGUYEN, 2018
• Parahydrophis mertoni (ROUX, 1910)
• Paraphimophis rusticus (COPE, 1878)
• Parapistocalamus hedigeri ROUX, 1934
• Pararhadinaea melanogaster BOETTGER, 1898
• Parastenophis betsileanus (GÜNTHER, 1880)
• Paraxenodermus borneensis (BOULENGER, 1899)
• Pareas abros POYARKOV, NGUYEN, VOGEL & ORLOV, 2022
• Pareas andersonii BOULENGER, 1888
• Pareas atayal YOU, POYARKOV & LIN, 2015
• Pareas baiseensis WU, GONG, HUANG & XU, 2023
• Pareas berdmorei THEOBALD, 1868
• Pareas boulengeri (ANGEL, 1920)
• Pareas capitulatus STUART, SEATEUN, SIVONGXAY, SOUVANNAVONG, PHIMMACHAK, 2025
• Pareas carinatus WAGLER, 1830
• Pareas chinensis (BARBOUR, 1912)
• Pareas dulongjiangensis LIU, YANG, RAO, GUO & RAO, 2023
• Pareas formosensis (VAN DENBURGH, 1909)
• Pareas guanyinshanensis LIU, MO, LI, LI, LUO, RAO & LI, 2024
• Pareas hamptoni (BOULENGER, 1905)
• Pareas iwasakii (MAKI, 1937)
• Pareas kaduri BHOSALE, PHANSALKAR, SAWANT, GOWANDE, PATEL & MIRZA, 2020
• Pareas komaii (MAKI, 1931)
• Pareas kuznetsovorum POYARKOV, YUSHCHENKO & NGUYEN, 2022
• Pareas macularius THEOBALD, 1868
• Pareas margaritophorus (JAN, 1866)
• Pareas modestus THEOBALD, 1868
• Pareas monticola (CANTOR, 1839)
• Pareas niger (POPE, 1928)
• Pareas nigriceps GUO & DENG, 2009
• Pareas nuchalis (BOULENGER, 1900)
• Pareas stanleyi (BOULENGER, 1914)
• Pareas temporalis LE, TRAN, HOANG & STUART, 2021
• Pareas tigerinus LIU, ZHANG, POYARKOV, HOU, WU, RAO, NGUYEN & VOGEL, 2023
• Pareas victorianus VOGEL, NGUYEN & POYARKOV, 2021
• Pareas vindumi VOGEL, 2015
• Pareas yunnanensis (VOGT, 1922)
• Paroplocephalus atriceps (STORR, 1980)
• Persiophis fahimii (RAJABIZADEH, PYRON, NAZAROV, POYARKOV, ADRIAENS & HERREL, 2020)
• Phalotris bilineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Phalotris concolor FERRAREZZI, 1993
• Phalotris cuyanus (CEI, 1984)
• Phalotris illustrator SCROCCHI, GIRAUDO & NENDA, 2022
• Phalotris labiomaculatus DE LEMA, 2002
• Phalotris lativittatus FERRAREZZI, 1993
• Phalotris lemniscatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Phalotris matogrossensis DE LEMA, D’AGOSTINI & CAPPELLARI, 2005
• Phalotris mertensi (HOGE, 1955)
• Phalotris multipunctatus PUORTO & FERRAREZZI, 1993
• Phalotris nasutus (GOMES, 1915)
• Phalotris nigrilatus FERRAREZZI, 1993
• Phalotris normanscotti CABRAL & CACCIALI, 2015
• Phalotris punctatus (DE LEMA, 1979)
• Phalotris reticulatus (PETERS, 1860)
• Phalotris sansebastiani JANSEN & KÖHLER, 2008
• Phalotris shawnella SMITH, BROUARD & CACCIALI, 2022
• Phalotris spegazzinii (BOULENGER, 1913)
• Phalotris suspectus (AMARAL, 1924)
• Phalotris tricolor (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Philodryas aestiva (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Philodryas agassizii (JAN, 1863)
• Philodryas arnaldoi (AMARAL, 1932)
• Philodryas baroni BERG, 1895
• Philodryas boliviana BOULENGER, 1896
• Philodryas chamissonis (WIEGMANN, 1835)
• Philodryas cordata DONNELLY & MYERS, 1991
• Philodryas erlandi LÖNNBERG, 1902
• Philodryas livida (AMARAL, 1923)
• Philodryas mattogrossensis KOSLOWSKY, 1898
• Philodryas nattereri (STEINDACHNER, 1870)
• Philodryas olfersii (LICHTENSTEIN, 1823)
• Philodryas patagoniensis (GIRARD, 1858)
• Philodryas psammophidea GÜNTHER, 1872
• Philodryas trilineata (BURMEISTER, 1861)
• Philodryas varia (JAN, 1863)
• Philothamnus angolensis BOCAGE, 1882
• Philothamnus battersbyi LOVERIDGE, 1951
• Philothamnus belli (GÜNTHER, 1866)
• Philothamnus bequaerti (SCHMIDT, 1923)
• Philothamnus brunneus TRAPE, HUGHES & MEDIANNIKOV, 2021
• Philothamnus carinatus (ANDERSSON, 1901)
• Philothamnus chifunderai GREENBAUM, PAUWELS, GVOŽDÍK, VAUGHAN, CHANEY, BUONTEMPO, ARISTOTE, MUNINGA & ENGELBRECHT, 2023
• Philothamnus dorsalis (BOCAGE, 1866)
• Philothamnus girardi BOCAGE, 1893
• Philothamnus heterodermus (HALLOWELL, 1857)
• Philothamnus heterolepidotus (GÜNTHER, 1863)
• Philothamnus hoplogaster (GÜNTHER, 1863)
• Philothamnus hughesi TRAPE & ROUX-ESTÈVE, 1990
• Philothamnus irregularis (LEACH, 1819)
• Philothamnus macrops (BOULENGER, 1895)
• Philothamnus mayombensis TRAPE, COLLET, HUGHES & MEDIANNIKOV, 2021
• Philothamnus natalensis (SMITH, 1848)
• Philothamnus nitidus (GÜNTHER, 1863)
• Philothamnus occidentalis BROADLEY, 1966
• Philothamnus ornatus BOCAGE, 1872
• Philothamnus pobeguini (CHABANAUD, 1916)
• Philothamnus punctatus PETERS, 1867
• Philothamnus ruandae LOVERIDGE, 1951
• Philothamnus semivariegatus (SMITH, 1840)
• Philothamnus thomensis BOCAGE, 1882
• Phimophis guerini (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Phimophis guianensis (TROSCHEL, 1848)
• Phimophis vittatus (BOULENGER, 1896)
• Phisalixella arctifasciata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Phisalixella tulearensis (DOMERGUE, 1995)
• Phisalixella variabilis (BOULENGER, 1896)
• Phrynonax poecilonotus (GÜNTHER, 1858)
• Phrynonax sexcarinatus (WAGLER, 1824)
• Phrynonax shropshirei BARBOUR & AMARAL, 1924
• Phyllorhynchus browni STEJNEGER, 1890
• Phyllorhynchus decurtatus (COPE, 1868)
• Phytolopsis punctata GRAY, 1849
• Pituophis catenifer (BLAINVILLE, 1835)
• Pituophis deppei (DUMÉRIL, 1853)
• Pituophis insulanus KLAUBER, 1946
• Pituophis lineaticollis (COPE, 1861)
• Pituophis melanoleucus (DAUDIN, 1803)
• Pituophis ruthveni STULL, 1929
• Pituophis vertebralis (BLAINVILLE, 1835)
• Plagiopholis blakewayi BOULENGER, 1893
• Plagiopholis delacouri ANGEL, 1929
• Plagiopholis nuchalis (BOULENGER, 1893)
• Plagiopholis styani (BOULENGER, 1899)
• Platyceps afarensis SCHÄTTI & INEICH, 2004
• Platyceps atayevi (TUNIYEV & SHAMMAKOV, 1993)
• Platyceps bholanathi (SHARMA, 1976)
• Platyceps brevis (BOULENGER, 1895)
• Platyceps collaris (MÜLLER, 1878)
• Platyceps elegantissimus (GÜNTHER, 1878)
• Platyceps florulentus (GEOFFROY SAINT-HILAIRE, 1827)
• Platyceps gallagheri SCHÄTTI, TILLACK, STUTZ & KUCHARZEWSKI, 2024
• Platyceps gracilis (GÜNTHER, 1862)
• Platyceps hajarensis SCHÄTTI, TILLACK, STUTZ & KUCHARZEWSKI, 2024
• Platyceps insulanus (MERTENS, 1965)
• Platyceps josephi DEEPAK, NARAYANAN, MOHAPATRA, DUTTA, MELVINSELVAN, KHAN, MAHLOW & TILLACK, 2021
• Platyceps karelini (BRANDT, 1838)
• Platyceps largeni (SCHÄTTI, 2001)
• Platyceps masirae SCHÄTTI, TILLACK, STUTZ & KUCHARZEWSKI, 2024
• Platyceps messanai (SCHÄTTI & LANZA, 1989)
• Platyceps najadum (EICHWALD, 1831)
• Platyceps noeli SCHÄTTI, TILLACK & KUCHARZEWSKI, 2014
• Platyceps plinii (MERREM, 1820)
• Platyceps rhodorachis (JAN, 1863)
• Platyceps rogersi (ANDERSON, 1893)
• Platyceps saharicus SCHÄTTI & MCCARTHY, 2004
• Platyceps schmidtleri (SCHÄTTI & MCCARTHY, 2001)
• Platyceps scortecci (LANZA, 1963)
• Platyceps sinai (SCHMIDT & MARX, 1956)
• Platyceps sindhensis SCHÄTTI, TILLACK & KUCHARZEWSKI, 2014
• Platyceps smithii (BOULENGER, 1895)
• Platyceps somalicus (BOULENGER, 1896)
• Platyceps taylori (PARKER, 1949)
• Platyceps thomasi (PARKER, 1931)
• Platyceps variabilis (BOULENGER, 1905)
• Platyceps ventromaculatus (GRAY, 1834)
• Platyceps vittacaudatus (BLYTH, 1854)
• Platyplectrurus madurensis BEDDOME, 1877
• Platyplectrurus trilineatus (BEDDOME, 1867)
• Plectrurus aureus BEDDOME, 1880
• Plectrurus guentheri BEDDOME, 1863
• Plectrurus perroteti DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Plesiodipsas perijanensis (ALEMÁN, 1953)
• Pliocercus elapoides COPE, 1860
• Pliocercus euryzonus COPE, 1862
• Poecilopholis cameronensis BOULENGER, 1903
• Polemon acanthias (REINHARDT, 1861)
• Polemon ater PORTILLO, BRANCH, TILBURY, NAGY, HUGHES, KUSAMBA, MUNINGA, ARISTOTE, BEHANGANA & GREENBAUM, 2019
• Polemon barthii JAN, 1858
• Polemon bocourti MOCQUARD, 1897
• Polemon christyi (BOULENGER, 1903)
• Polemon collaris (PETERS, 1881)
• Polemon fulvicollis (MOCQUARD, 1887)
• Polemon gabonensis (DUMÉRIL, 1856)
• Polemon gracilis (BOULENGER, 1911)
• Polemon graueri (STERNFELD, 1908)
• Polemon griseiceps (LAURENT, 1947)
• Polemon neuwiedi (JAN, 1858)
• Polemon notatus (PETERS, 1882)
• Polemon robustus (DE WITTE & LAURENT, 1943)
• Porthidium arcosae SCHÄTTI & KRAMER, 1993
• Porthidium dunni (HARTWEG & OLIVER, 1938)
• Porthidium hespere (CAMPBELL, 1976)
• Porthidium lansbergii (SCHLEGEL, 1841)
• Porthidium nasutum (BOCOURT, 1868)
• Porthidium ophryomegas (BOCOURT, 1868)
• Porthidium porrasi LAMAR, 2003
• Porthidium volcanicum SOLÓRZANO, 1995
• Porthidium yucatanicum (SMITH, 1941)
• Proahaetulla antiqua MALLIK, ACHYUTHAN, GANESH, PAL, VIJAYAKUMAR & SHANKER, 2019
• Proatheris superciliaris (PETERS, 1855)
• Prosymna ambigua BOCAGE, 1873
• Prosymna angolensis BOULENGER, 1915
• Prosymna bivittata WERNER, 1903
• Prosymna collaris STERNFELD, 1908
• Prosymna confusa CONRADIE, KEATES, BAPTISTA & LOBÓN-ROVIRA, 2022
• Prosymna frontalis (PETERS, 1867)
• Prosymna greigerti MOCQUARD, 1906
• Prosymna janii BIANCONI, 1862
• Prosymna lineata (PETERS, 1871)
• Prosymna lisima CONRADIE, KEATES, BAPTISTA & LOBÓN-ROVIRA, 2022
• Prosymna meleagris (REINHARDT, 1843)
• Prosymna ornatissima BARBOUR & LOVERIDGE, 1928
• Prosymna pitmani BATTERSBY, 1951
• Prosymna ruspolii (BOULENGER, 1896)
• Prosymna semifasciata BROADLEY, 1995
• Prosymna somalica PARKER, 1930
• Prosymna stuhlmanni (PFEFFER, 1893)
• Prosymna sundevalli (SMITH, 1849)
• Prosymna visseri FITZSIMONS, 1959
• Protobothrops cornutus (SMITH, 1930)
• Protobothrops dabieshanensis HUANG, PAN, HAN, ZHANG, HOU, YU, ZHENG & ZHANG, 2012
• Protobothrops elegans (GRAY, 1849)
• Protobothrops flavirostris GRASSBY-LEWIS, BRAKELS, MAURY, SITTHIVONG, FROHLICH, PAWANGKHANANT, IDIIATULLINA, NGUYEN & POYARKOV, 2025
• Protobothrops flavoviridis (HALLOWELL, 1861)
• Protobothrops himalayanus PAN, CHETTRI, YANG, JIANG, WANG, ZHANG & VOGEL, 2013
• Protobothrops jerdonii (GÜNTHER, 1875)
• Protobothrops kaulbacki (SMITH, 1940)
• Protobothrops kelomohy SUMONTHA, VASARUCHAPONG, CHOMNGAM, SUNTRARACHUN, PAWANGKHANANT, SOMPAN, SMITS, KUNYA & CHANHOME, 2020
• Protobothrops mangshanensis (ZHAO, 1990)
• Protobothrops maolanensis YANG, ORLOV & WANG, 2011
• Protobothrops mucrosquamatus (CANTOR, 1839)
• Protobothrops sieversorum (ZIEGLER, HERRMANN, DAVID, ORLOV & PAUWELS, 2000)
• Protobothrops tokarensis (NAGAI, 1928)
• Protobothrops trungkhanhensis ORLOV, RYABOV & NGUYEN, 2009
• Protobothrops xiangchengensis (ZHAO, JIANG & HUANG, 1978)
• Psammodynastes pictus GÜNTHER, 1858
• Psammodynastes pulverulentus (BOIE, 1827)
• Psammophis aegyptius MARX, 1958
• Psammophis afroccidentalis TRAPE, BÖHME & MEDIANNIKOV, 2019
• Psammophis angolensis (BOCAGE, 1872)
• Psammophis ansorgii BOULENGER, 1905
• Psammophis biseriatus PETERS, 1881
• Psammophis brevirostris PETERS, 1881
• Psammophis condanarus (MERREM, 1820)
• Psammophis cornusafricae ŠMÍD, FERNÁNDEZ, ABDIRAHMAN-ELMI & MAZUCH, 2023
• Psammophis crucifer (DAUDIN, 1803)
• Psammophis elegans (SHAW, 1802)
• Psammophis indochinensis SMITH, 1943
• Psammophis jallae PERACCA, 1896
• Psammophis leightoni BOULENGER, 1902
• Psammophis leithii GÜNTHER, 1869
• Psammophis leopardinus BOCAGE, 1887
• Psammophis lineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Psammophis lineolatus (BRANDT, 1838)
• Psammophis longifrons BOULENGER, 1890
• Psammophis mossambicus PETERS, 1882
• Psammophis notostictus PETERS, 1867
• Psammophis orientalis BROADLEY, 1977
• Psammophis phillipsii (HALLOWELL, 1844)
• Psammophis praeornatus (SCHLEGEL, 1837)
• Psammophis pulcher BOULENGER, 1895
• Psammophis punctulatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Psammophis rukwae BROADLEY, 1966
• Psammophis schokari (FORSKÅL, 1775)
• Psammophis sibilans (LINNAEUS, 1758)
• Psammophis subtaeniatus PETERS, 1882
• Psammophis sudanensis WERNER, 1919
• Psammophis tanganicus LOVERIDGE, 1940
• Psammophis trigrammus GÜNTHER, 1865
• Psammophis trivirgatus PETERS, 1878
• Psammophis turpanensis CHEN, LIU, CAI, LI, WU & GUO, 2021
• Psammophis zambiensis HUGHES & WADE, 2002
• Psammophylax kellyi CONRADIE, KEATES & EDWARDS, 2019
• Psammophylax multisquamis (LOVERIDGE, 1932)
• Psammophylax ocellatus BOCAGE, 1873
• Psammophylax rhombeatus (LINNAEUS, 1758)
• Psammophylax tritaeniatus (GÜNTHER, 1868)
• Psammophylax variabilis GÜNTHER, 1893
• Pseudagkistrodon rudis (BOULENGER, 1906)
• Pseudalsophis biserialis (GÜNTHER, 1860)
• Pseudalsophis darwini ZAHER, YÁNEZ-MUÑOZ, RODRIGUES, GRABOSKI, MACHADO, ALTAMIRANO-BENAVIDES, BONATTO & GRAZZIOTIN, 2018
• Pseudalsophis dorsalis (STEINDACHNER, 1876)
• Pseudalsophis elegans (TSCHUDI, 1845)
• Pseudalsophis hephaestus ZAHER, YÁNEZ-MUÑOZ, RODRIGUES, GRABOSKI, MACHADO, ALTAMIRANO-BENAVIDES, BONATTO & GRAZZIOTIN, 2018
• Pseudalsophis hoodensis (VAN DENBURGH, 1912)
• Pseudalsophis occidentalis (VAN DENBURGH, 1912)
• Pseudalsophis slevini (VAN DENBURGH, 1912)
• Pseudalsophis steindachneri (VAN DENBURGH, 1912)
• Pseudalsophis thomasi ZAHER, YÁNEZ-MUÑOZ, RODRIGUES, GRABOSKI, MACHADO, ALTAMIRANO-BENAVIDES, BONATTO & GRAZZIOTIN, 2018
• Pseudaspis cana (LINNAEUS, 1758)
• Pseudechis australis (GRAY, 1842)
• Pseudechis butleri SMITH, 1982
• Pseudechis colletti BOULENGER, 1902
• Pseudechis guttatus DE VIS, 1905
• Pseudechis pailsei (HOSER, 1998)
• Pseudechis papuanus PETERS & DORIA, 1878
• Pseudechis porphyriacus (SHAW, 1794)
• Pseudechis rossignolii (HOSER, 2000)
• Pseudechis weigeli (WELLS & WELLINGTON, 1987)
• Pseudelaphe flavirufa (COPE, 1867)
• Pseudelaphe phaescens (DOWLING, 1952)
• Pseudoboa coronata SCHNEIDER, 1801
• Pseudoboa haasi (BOETTGER, 1905)
• Pseudoboa martinsi ZAHER, OLIVEIRA & FRANCO, 2008
• Pseudoboa neuwiedii (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Pseudoboa nigra (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Pseudoboa serrana MORATO, MOURA-LEITE, PRUDENTE & BÉRNILS, 1995
• Pseudoboodon abyssinicus MOCQUARD, 1906
• Pseudoboodon boehmei RASMUSSEN & LARGEN, 1992
• Pseudoboodon gascae PERACCA, 1897
• Pseudoboodon lemniscatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Pseudoboodon sandfordorum SPAWLS, 2004
• Pseudocerastes fieldi SCHMIDT, 1930
• Pseudocerastes persicus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Pseudocerastes urarachnoides BOSTANCHI, ANDERSON, KAMI & PAPENFUSS, 2006
• Pseudoeryx plicatilis (LINNAEUS, 1758)
• Pseudoeryx relictualis SCHARGEL, RIVAS-FUENMAYOR, BARROS, PÉFAUR & NAVARETTE, 2007
• Pseudoferania polylepis (FISCHER, 1886)
• Pseudoficimia frontalis (COPE, 1864)
• Pseudohaje goldii (BOULENGER, 1895)
• Pseudohaje nigra GÜNTHER, 1858
• Pseudoindotyphlops exiguus (JAN, 1864)
• Pseudoindotyphlops porrectus (STOLICZKA, 1871)
• Pseudoleptodeira latifasciata (GÜNTHER, 1894)
• Pseudonaja affinis GÜNTHER, 1872
• Pseudonaja aspidorhyncha (MCCOY, 1879)
• Pseudonaja guttata (PARKER, 1926)
• Pseudonaja inframacula (WAITE, 1925)
• Pseudonaja ingrami (BOULENGER, 1908)
• Pseudonaja mengdeni WELLS & WELLINGTON, 1985
• Pseudonaja modesta (GÜNTHER, 1872)
• Pseudonaja nuchalis GÜNTHER, 1858
• Pseudonaja textilis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Pseudoplectrurus canaricus (BEDDOME, 1870)
• Pseudorabdion albonuchalis (GÜNTHER, 1896)
• Pseudorabdion ater (TAYLOR, 1922)
• Pseudorabdion collaris (MOCQUARD, 1892)
• Pseudorabdion eiselti INGER & LEVITON, 1961
• Pseudorabdion longiceps (CANTOR, 1847)
• Pseudorabdion mcnamarae (TAYLOR, 1917)
• Pseudorabdion modiglianii DORIA & PETRI, 2010
• Pseudorabdion montanum LEVITON & BROWN, 1959
• Pseudorabdion oxycephalum (GÜNTHER, 1858)
• Pseudorabdion sarasinorum (MÜLLER, 1895)
• Pseudorabdion saravacense (SHELFORD, 1901)
• Pseudorabdion sirambense DORIA & PETRI, 2010
• Pseudorabdion talonuran BROWN, LEVITON & SISON, 1999
• Pseudorabdion taylori LEVITON & BROWN, 1959
• Pseudorabdion torquatum (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Pseudoxenodon bambusicola VOGT, 1922
• Pseudoxenodon baramensis (SMITH, 1921)
• Pseudoxenodon inornatus (BOIE, 1827)
• Pseudoxenodon karlschmidti POPE, 1928
• Pseudoxenodon macrops (BLYTH, 1855)
• Pseudoxenodon stejnegeri BARBOUR, 1908
• Pseudoxyrhopus ambreensis MOCQUARD, 1894
• Pseudoxyrhopus analabe NUSSBAUM, ANDREONE & RAXWORTHY, 1998
• Pseudoxyrhopus ankafinaensis RAXWORTHY & NUSSBAUM, 1994
• Pseudoxyrhopus heterurus (JAN, 1863)
• Pseudoxyrhopus imerinae (GÜNTHER, 1890)
• Pseudoxyrhopus kely RAXWORTHY & NUSSBAUM, 1994
• Pseudoxyrhopus microps GÜNTHER, 1881
• Pseudoxyrhopus oblectator CADLE, 1999
• Pseudoxyrhopus quinquelineatus (GÜNTHER, 1881)
• Pseudoxyrhopus sokosoko RAXWORTHY & NUSSBAUM, 1994
• Pseudoxyrhopus tritaeniatus MOCQUARD, 1894
• Psomophis genimaculatus (BOETTGER, 1885)
• Psomophis joberti (SAUVAGE, 1884)
• Psomophis obtusus (COPE, 1863)
• Ptyas bachmaensis NGUYEN, VO, ORLOV, PHAN, LE, NGUYEN, TRAN, MURPHY & CHE, 2024
• Ptyas carinata (GÜNTHER, 1864)
• Ptyas dhumnades (CANTOR, 1842)
• Ptyas dipsas (SCHLEGEL, 1837)
• Ptyas doriae (BOULENGER, 1888)
• Ptyas fusca (GÜNTHER, 1858)
• Ptyas herminae (BOETTGER, 1895)
• Ptyas korros (SCHLEGEL, 1837)
• Ptyas luzonensis (GÜNTHER, 1873)
• Ptyas major (GÜNTHER, 1858)
• Ptyas mucosa (LINNAEUS, 1758)
• Ptyas multicincta (ROUX, 1907)
• Ptyas nigromarginata (BLYTH, 1855)
• Ptyas semicarinata (HALLOWELL, 1861)
• Ptychophis flavovirgatus GOMES, 1915
• Python anchietae BOCAGE, 1887
• Python bivittatus KUHL, 1820
• Python breitensteini STEINDACHNER, 1881
• Python brongersmai STULL, 1938
• Python curtus SCHLEGEL, 1872
• Python kyaiktiyo ZUG, GOTTE & JACOBS, 2011
• Python molurus (LINNAEUS, 1758)
• Python natalensis SMITH, 1840
• Python regius (SHAW, 1802)
• Python sebae (GMELIN, 1789)
• Pythonodipsas carinata GÜNTHER, 1868
• Rabdion forsteni DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Rabdion grovesi AMARASINGHE, VOGEL, MCGUIRE, SIDIK, SUPRIATNA & INEICH, 2015
• Raclitia indica GRAY, 1842
• Ramphotyphlops acuticaudus (PETERS, 1878)
• Ramphotyphlops adocetus WYNN, REYNOLDS, BUDEN, FALANRUW & LYNCH, 2012
• Ramphotyphlops angusticeps (PETERS, 1878)
• Ramphotyphlops becki (TANNER, 1948)
• Ramphotyphlops bipartitus (SAUVAGE, 1879)
• Ramphotyphlops conradi (PETERS, 1874)
• Ramphotyphlops cumingii (GRAY, 1845)
• Ramphotyphlops depressus PETERS, 1880
• Ramphotyphlops erebus KRAUS, 2023
• Ramphotyphlops exocoeti (BOULENGER, 1887)
• Ramphotyphlops flaviventer (PETERS, 1864)
• Ramphotyphlops hatmaliyeb WYNN, REYNOLDS, BUDEN, FALANRUW & LYNCH, 2012
• Ramphotyphlops lineatus (SCHLEGEL, 1839)
• Ramphotyphlops lorenzi (WERNER, 1909)
• Ramphotyphlops mansuetus (BARBOUR, 1921)
• Ramphotyphlops marxi (WALLACH, 1993)
• Ramphotyphlops mollyozakiae WALLACH, 2021
• Ramphotyphlops multilineatus (SCHLEGEL, 1839)
• Ramphotyphlops olivaceus (GRAY, 1845)
• Ramphotyphlops similis (BRONGERSMA, 1934)
• Ramphotyphlops suluensis (TAYLOR, 1918)
• Ramphotyphlops supranasalis (BRONGERSMA, 1934)
• Ramphotyphlops willeyi (BOULENGER, 1900)
• Regina grahamii BAIRD & GIRARD, 1853
• Regina septemvittata (SAY, 1825)
• Rena boettgeri (WERNER, 1899)
• Rena bressoni (TAYLOR, 1939)
• Rena dugesii (BOCOURT, 1881)
• Rena dulcis BAIRD & GIRARD, 1853
• Rena humilis BAIRD & GIRARD, 1853
• Rena iversoni (SMITH, BREUKELEN, AUTH & CHISZAR, 1998)
• Rena klauberi FLORES-VILLELA, SMITH, CANSECO-MÁRQUEZ & CAMPBELL, 2022
• Rena maxima (LOVERIDGE, 1932)
• Rena segrega (KLAUBER, 1939)
• Rena unguirostris (BOULENGER, 1902)
• Rhabdophis adleri ZHAO, 1997
• Rhabdophis akraios DORIA, PETRI, BELLATI, TISO & PISTARINO, 2013
• Rhabdophis angeli (BOURRET, 1934)
• Rhabdophis auriculatus (GÜNTHER, 1858)
• Rhabdophis barbouri (TAYLOR, 1922)
• Rhabdophis bindi DAS, SMITH, SIDIK, SARKER, BORUAH, PATEL, MURTHY & DEEPAK, 2021
• Rhabdophis callichroma (BOURRET, 1934)
• Rhabdophis callistus (GÜNTHER, 1873)
• Rhabdophis ceylonensis (GÜNTHER, 1858)
• Rhabdophis chiwen CHEN, DING, CHEN & PIAO, 2020
• Rhabdophis chrysargoides (GÜNTHER, 1858)
• Rhabdophis chrysargos (SCHLEGEL, 1837)
• Rhabdophis confusus DAVID & VOGEL, 2021
• Rhabdophis conspicillatus (GÜNTHER, 1872)
• Rhabdophis flaviceps (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Rhabdophis formosanus (MAKI, 1931)
• Rhabdophis guangdongensis ZHU, WANG, TAKEUCHI & ZHAO, 2014
• Rhabdophis helleri (SCHMIDT, 1925)
• Rhabdophis himalayanus (GÜNTHER, 1864)
• Rhabdophis hmongorum KANE, TAPLEY, LA & NGUYEN, 2023
• Rhabdophis kaiyuanensis LIU, LYU, XIE, ZENG & GUO, 2023
• Rhabdophis lateralis (BERTHOLD, 1859)
• Rhabdophis leonardi (WALL, 1923)
• Rhabdophis lineatus (PETERS, 1861)
• Rhabdophis murudensis (SMITH, 1925)
• Rhabdophis nigrocinctus (BLYTH, 1856)
• Rhabdophis nuchalis (BOULENGER, 1891)
• Rhabdophis pentasupralabialis JIANG & ZHAO, 1983
• Rhabdophis plumbicolor (CANTOR, 1839)
• Rhabdophis rhodomelas (BOIE, 1827)
• Rhabdophis siamensis (MELL, 1931)
• Rhabdophis subminiatus (SCHLEGEL, 1837)
• Rhabdophis swinhonis (GÜNTHER, 1868)
• Rhabdophis tigrinus (BOIE, 1826)
• Rhabdops aquaticus GIRI, DEEPAK, CAPTAIN & GOWER, 2017
• Rhabdops olivaceus (BEDDOME, 1863)
• Rhachidelus brazili BOULENGER, 1908
• Rhadinaea bogertorum MYERS, 1974
• Rhadinaea calligaster (COPE, 1875)
• Rhadinaea cuneata MYERS, 1974
• Rhadinaea decorata (GÜNTHER, 1858)
• Rhadinaea flavilata (COPE, 1871)
• Rhadinaea forbesi SMITH, 1942
• Rhadinaea fulvivittis COPE, 1875
• Rhadinaea gaigeae BAILEY, 1937
• Rhadinaea hesperia BAILEY, 1940
• Rhadinaea laureata (GÜNTHER, 1868)
• Rhadinaea macdougalli SMITH & LANGEBARTEL, 1949
• Rhadinaea marcellae TAYLOR, 1949
• Rhadinaea montana SMITH, 1944
• Rhadinaea myersi ROSSMAN, 1965
• Rhadinaea nuchalis GARCÍA-VÁZQUEZ, PAVÓN-VÁZQUEZ, BLANCAS-HERNÁNDEZ, BLANCAS-CALVA & CENTENERO-ALCALÁ, 2018
• Rhadinaea omiltemana (GÜNTHER, 1894)
• Rhadinaea pulveriventris BOULENGER, 1896
• Rhadinaea quinquelineata COPE, 1886
• Rhadinaea sargenti DUNN & BAILEY, 1939
• Rhadinaea taeniata (PETERS, 1863)
• Rhadinaea vermiculaticeps (COPE, 1860)
• Rhadinella anachoreta (SMITH & CAMPBELL, 1994)
• Rhadinella donaji CAMPBELL, 2015
• Rhadinella dysmica CAMPILLO, DÁVILA-GALAVÍZ, FLORES-VILLELA & CAMPBELL, 2016
• Rhadinella godmani (GÜNTHER, 1865)
• Rhadinella hannsteini (STUART, 1949)
• Rhadinella hempsteadae (STUART & BAILEY, 1941)
• Rhadinella kanalchutchan (MENDELSON & KIZIRIAN, 1995)
• Rhadinella kinkelini (BOETTGER, 1898)
• Rhadinella lachrymans (COPE, 1870)
• Rhadinella lisyae MCCRANIE, 2017
• Rhadinella montecristi (MERTENS, 1952)
• Rhadinella pegosalyta (MCCRANIE, 2006)
• Rhadinella pilonaorum (STUART, 1954)
• Rhadinella posadasi (SLEVIN, 1936)
• Rhadinella rogerromani (KÖHLER & MCCRANIE, 1999)
• Rhadinella schistosa SMITH, 1941
• Rhadinella serperaster (COPE, 1871)
• Rhadinella stadelmani (STUART & BAILEY, 1941)
• Rhadinella tolpanorum (HOLM & CRUZ-DÍAZ, 1994)
• Rhadinella xerophila ARIANO-SÁNCHEZ & CAMPBELL, 2018
• Rhadinophanes monticola MYERS & CAMPBELL, 1981
• Rhamnophis aethiopissa GÜNTHER, 1862
• Rhamnophis batesii (BOULENGER, 1908)
• Rhamphiophis maradiensis CHIRIO & INEICH, 1991
• Rhamphiophis oxyrhynchus (REINHARDT, 1843)
• Rhamphiophis rostratus PETERS, 1854
• Rhamphiophis rubropunctatus (FISCHER, 1884)
• Rhinobothryum bovallii (ANDERSSON, 1916)
• Rhinobothryum lentiginosum (SCOPOLI, 1785)
• Rhinocheilus antonii DUGÈS, 1886
• Rhinocheilus etheridgei GRISMER, 1990
• Rhinocheilus lecontei BAIRD & GIRARD, 1853
• Rhinoguinea magna TRAPE, 2014
• Rhinoleptus koniagui (VILLIERS, 1956)
• Rhinophis blythii KELAART, 1853
• Rhinophis dinarzardae GOWER, SAMPAIO, VIDANAPATHIRANA & WICKRAMASINGHE, 2024
• Rhinophis dorsimaculatus DERANIYAGALA, 1941
• Rhinophis drummondhayi WALL, 1921
• Rhinophis erangaviraji WICKRAMASINGHE, VIDANAPATHIRANA, WICKRAMASINGHE & RANWELLA, 2009
• Rhinophis fergusonianus BOULENGER, 1896
• Rhinophis goweri AENGALS & GANESH, 2013
• Rhinophis gunasekarai WICKRAMASINGHE, VIDANAPATHIRANA, WICKRAMASINGHE & GOWER, 2020
• Rhinophis homolepis HEMPRICH, 1820
• Rhinophis karinthandani SAMPAIO, NARAYANAN, CYRIAC, VENU & GOWER, 2020
• Rhinophis lineatus GOWER & MADUWAGE, 2011
• Rhinophis martin GOWER, SAMPAIO, VIDANAPATHIRANA & WICKRAMASINGHE, 2024
• Rhinophis melanogaster (GRAY, 1858)
• Rhinophis melanoleucus CYRIAC, NARAYANAN, SAMPAIO, UMESH & GOWER, 2020
• Rhinophis mendisi GOWER, 2020
• Rhinophis oxyrhynchus (SCHNEIDER, 1801)
• Rhinophis philippinus (CUVIER, 1829)
• Rhinophis phillipsi (NICHOLLS, 1929)
• Rhinophis porrectus WALL, 1921
• Rhinophis punctatus MÜLLER, 1832
• Rhinophis roshanpererai WICKRAMASINGHE, VIDANAPATHIRANA, RAJEEV & GOWER, 2017
• Rhinophis saffragamus (KELAART, 1853)
• Rhinophis sanguineus BEDDOME, 1863
• Rhinophis travancoricus BOULENGER, 1892
• Rhinophis tricoloratus DERANIYAGALA, 1975
• Rhinophis zigzag GOWER & MADUWAGE, 2011
• Rhinoplocephalus bicolor MÜLLER, 1885
• Rhinotyphlops ataeniatus (BOULENGER, 1912)
• Rhinotyphlops boylei (FITZSIMONS, 1932)
• Rhinotyphlops lalandei (SCHLEGEL, 1839)
• Rhinotyphlops leucocephalus (PARKER, 1930)
• Rhinotyphlops schinzi (BOETTGER, 1887)
• Rhinotyphlops scorteccii (GANS & LAURENT, 1965)
• Rhinotyphlops unitaeniatus (PETERS, 1878)
• Rhynchocalamus arabicus SCHMIDT, 1933
• Rhynchocalamus dayanae TAMAR, ŠMÍD, GÖÇMEN, MEIRI & CARRANZA, 2016
• Rhynchocalamus hejazicus LICATA, POLA, ŠMÍD, IBRAHIM, LIZ, SANTOS, PATKÓ, ABDULKAREEM, GONÇALVES, ALSHAMMARI, BUSAIS, EGAN, RAMALHO, SMITHSON & BRITO, 2024
• Rhynchocalamus levitoni (TORKI, 2017)
• Rhynchocalamus melanocephalus (JAN, 1862)
• Rhynchocalamus satunini (NIKOLSKY, 1899)
• Rodriguesophis chui (RODRIGUES, 1993)
• Rodriguesophis iglesiasi (GOMES, 1915)
• Rodriguesophis scriptorcibatus (RODRIGUES, 1993)
• Sahyadriophis beddomei (GÜNTHER, 1864)
• Sahyadriophis uttaraghati PATEL, THACKERAY, CAMPBELL & MIRZA, 2023
• Salomonelaps par (BOULENGER, 1884)
• Salvadora bairdi JAN, 1860
• Salvadora deserticola SCHMIDT, 1940
• Salvadora grahamiae BAIRD & GIRARD, 1853
• Salvadora gymnorhachis HERNÁNDEZ-JIMÉNEZ, FLORES-VILLELA & CAMPBELL, 2019
• Salvadora hexalepis (COPE, 1867)
• Salvadora intermedia HARTWEG, 1940
• Salvadora lemniscata (COPE, 1895)
• Salvadora lineata SCHMIDT, 1940
• Salvadora mexicana (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Sanzinia madagascariensis (DUMÉRIL & BIBRON, 1844)
• Sanzinia volontany VENCES & GLAW, 2004
• Saphenophis antioquiensis (DUNN, 1943)
• Saphenophis atahuallpae (STEINDACHNER, 1901)
• Saphenophis boursieri (JAN, 1867)
• Saphenophis sneiderni MYERS, 1973
• Saphenophis tristriatus (RENDAHL & VESTERGREN, 1940)
• Scaphiodontophis annulatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Scaphiodontophis venustissimus (GÜNTHER, 1894)
• Scaphiophis albopunctatus PETERS, 1870
• Scaphiophis raffreyi BOCOURT, 1875
• Scolecophis atrocinctus (SCHLEGEL, 1837)
• Seminatrix pygaea (COPE, 1871)
• Senticolis triaspis (COPE, 1866)
• Siagonodon borrichianus (DEGERBØL, 1923)
• Siagonodon cupinensis (BAILEY & CARVALHO, 1946)
• Siagonodon exiguum MARTINS, FOLLY, NUNES FERREIRA, GARCIA DA SILVA, KOCH, FOUQUET, MACHADO, LOPES, PINTO, RODRIGUES & PASSOS, 2023
• Siagonodon septemstriatus (SCHNEIDER, 1801)
• Sibon annulatus (GÜNTHER, 1872)
• Sibon anthracops (COPE, 1868)
• Sibon argus (COPE, 1875)
• Sibon ayerbeorum VERA-PÉREZ, 2019
• Sibon bevridgelyi ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018
• Sibon canopy ARTEAGA & BATISTA, 2023
• Sibon carri (SHREVE, 1951)
• Sibon dimidiatus (GÜNTHER, 1872)
• Sibon dunni PETERS, 1957
• Sibon irmelindicaprioae ARTEAGA & BATISTA, 2023
• Sibon lamari SOLÓRZANO, 2001
• Sibon leucomelas (BOULENGER, 1896)
• Sibon linearis PÉREZ-HIGAREDA, LÓPEZ-LUNA & SMITH, 2002
• Sibon longifrenis (STEJNEGER, 1909)
• Sibon manzanaresi MCCRANIE, 2007
• Sibon marleyae ARTEAGA & BATISTA, 2023
• Sibon merendonensis ROVITO, PAPENFUSS & VÁSQUEZ-ALMAZÁN, 2012
• Sibon miskitus MCCRANIE, 2006
• Sibon nebulatus (LINNAEUS, 1758)
• Sibon noalamina LOTZKAT, HERTZ & KÖHLER, 2012
• Sibon perissostichon KÖHLER, LOTZKAT & HERTZ, 2010
• Sibon vieirai ARTEAGA & BATISTA, 2023
• Sibynophis bistrigatus (GÜNTHER, 1868)
• Sibynophis bivittatus (BOULENGER, 1894)
• Sibynophis chinensis (GÜNTHER, 1889)
• Sibynophis collaris (GRAY, 1853)
• Sibynophis geminatus (BOIE, 1826)
• Sibynophis grahami (BOULENGER, 1904)
• Sibynophis melanocephalus (GRAY, 1834)
• Sibynophis sagittarius (CANTOR, 1839)
• Sibynophis subpunctatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Sibynophis triangularis TAYLOR & ELBEL, 1958
• Simalia amethistina (SCHNEIDER, 1801)
• Simalia boeleni (BRONGERSMA, 1953)
• Simalia clastolepis (HARVEY, BARKER, AMMERMAN & CHIPPINDALE, 2000)
• Simalia kinghorni (STULL, 1933)
• Simalia nauta (HARVEY, BARKER, AMMERMAN & CHIPPINDALE, 2000)
• Simalia tracyae (HARVEY, BARKER, AMMERMAN & CHIPPINDALE, 2000)
• Simophis rhinostoma (SCHLEGEL, 1837)
• Simoselaps anomalus (STERNFELD, 1919)
• Simoselaps bertholdi (JAN, 1859)
• Simoselaps littoralis (STORR, 1968)
• Simoselaps minimus (WORRELL, 1960)
• Sinomicrurus annularis (GÜNTHER, 1864)
• Sinomicrurus boettgeri (FRITZE, 1894)
• Sinomicrurus gorei (WALL, 1909)
• Sinomicrurus iwasakii (MAKI, 1935)
• Sinomicrurus japonicus (GÜNTHER, 1868)
• Sinomicrurus kelloggi (POPE, 1928)
• Sinomicrurus macclellandi (REINHARDT, 1844)
• Sinomicrurus peinani LIU, YAN, HOU, WANG, NGUYEN, MURPHY, CHE & GUO, 2020
• Sinomicrurus sauteri (STEINDACHNER, 1913)
• Sinomicrurus swinhoei (VAN DENBURGH, 1912)
• Siphlophis ayauma SHEEHY III, YÁNEZ-MUÑOZ, VALENCIA & SMITH, 2014
• Siphlophis cervinus (LAURENTI, 1768)
• Siphlophis compressus (DAUDIN, 1803)
• Siphlophis leucocephalus (GÜNTHER, 1863)
• Siphlophis longicaudatus (ANDERSSON, 1901)
• Siphlophis pulcher (RADDI, 1820)
• Siphlophis worontzowi (PRADO, 1940)
• Sistrurus catenatus (RAFINESQUE, 1818)
• Sistrurus miliarius (LINNAEUS, 1766)
• Sistrurus tergeminus (SAY, 1823)
• Smithophis arunachalensis DAS, DEEPAK, CAPTAIN, WADE & GOWER, 2020
• Smithophis atemporalis GIRI, GOWER, DAS, LALREMSANGA, LALRONUNGA, CAPTAIN & DEEPAK, 2019
• Smithophis bicolor (BLYTH, 1855)
• Smithophis linearis VOGEL, CHEN, DEEPAK, GOWER, SHI, DING & HOU, 2020
• Smithophis mizoramensis MIRZA, BHARDWAJ, LALMUANAWMA, CHOURE, LALREMSANGA, VABEIRYUREILAI, CAPTAIN, ZAGADE & PATEL, 2024
• Sonora aemula (COPE, 1879)
• Sonora annulata (BAIRD, 1859)
• Sonora cincta (COPE, 1861)
• Sonora episcopa (KENNICOTT, 1859)
• Sonora fasciata (COPE, 1892)
• Sonora michoacanensis (DUGÈS, 1885)
• Sonora mosaueri STICKEL, 1938
• Sonora mutabilis STICKEL, 1943
• Sonora occipitalis (HALLOWELL, 1854)
• Sonora palarostris KLAUBER, 1937
• Sonora punctatissima (VAN DENBURGH & SLEVIN, 1921)
• Sonora savagei (CLIFF, 1954)
• Sonora semiannulata BAIRD & GIRARD, 1853
• Sonora straminea (COPE, 1860)
• Sonora taylori (BOULENGER, 1894)
• Sordellina punctata (PETERS, 1880)
• Spalerosophis arenarius (BOULENGER, 1890)
• Spalerosophis atriceps (FISCHER, 1885)
• Spalerosophis diadema (SCHLEGEL, 1837)
• Spalerosophis dolichospilus (WERNER, 1923)
• Spalerosophis josephscorteccii LANZA, 1964
• Spalerosophis microlepis JAN, 1865
• Spilotes megalolepis (GÜNTHER, 1865)
• Spilotes pullatus (LINNAEUS, 1758)
• Spilotes sulphureus (WAGLER, 1824)
• Stegonotus admiraltiensis RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
• Stegonotus aplini O’SHEA & RICHARDS, 2021
• Stegonotus aruensis (DORIA, 1875)
• Stegonotus australis (GÜNTHER, 1872)
• Stegonotus ayamaru KAISER, O’SHEA & KAISER, 2019
• Stegonotus batjanensis (GÜNTHER, 1865)
• Stegonotus borneensis INGER, 1967
• Stegonotus caligocephalus KAISER, LAPIN, O’SHEA & KAISER, 2020
• Stegonotus cucullatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Stegonotus derooijae RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
• Stegonotus diehli LINDHOLM, 1905
• Stegonotus dorsalis WERNER, 1924
• Stegonotus florensis (DE ROOIJ, 1917)
• Stegonotus guentheri BOULENGER, 1895
• Stegonotus heterurus BOULENGER, 1893
• Stegonotus iridis RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
• Stegonotus keyensis (DORIA, 1874)
• Stegonotus lividus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Stegonotus melanolabiatus RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
• Stegonotus modestus (SCHLEGEL, 1837)
• Stegonotus muelleri DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Stegonotus nancuro KAISER, KAISER, MECKE & O’SHEA, 2021
• Stegonotus parvus (MEYER, 1874)
• Stegonotus poechi WERNER, 1924
• Stegonotus reticulatus BOULENGER, 1895
• Stegonotus sutteri FORCART, 1953
• Stenorrhina degenhardtii (BERTHOLD, 1846)
• Stenorrhina freminvillei (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Stichophanes ningshaanensis (YUAN, 1983)
• Stoliczkia khasiensis JERDON, 1870
• Stoliczkia vanhnuailianai LALRONUNGA, LALHMANGAIHA, ZOSANGLIANA, LALHMINGLIANI, GOWER, DAS & DEEPAK, 2021
• Storeria dekayi (HOLBROOK, 1839)
• Storeria occipitomaculata (STORER, 1839)
• Storeria storerioides (COPE, 1866)
• Storeria victa HAY, 1892
• Subsessor bocourti (JAN, 1865)
• Sumatranus albomaculata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Sundatyphlops polygrammicus (SCHLEGEL, 1839)
• Suta dwyeri (WORRELL, 1956)
• Suta fasciata (ROSÉN, 1905)
• Suta flagellum (MCCOY, 1878)
• Suta gaikhorstorum MARYAN, BRENNAN, HUTCHINSON & GEIDANS, 2020
• Suta gouldii (GRAY, 1841)
• Suta monachus (STORR, 1964)
• Suta nigriceps (GÜNTHER, 1863)
• Suta ordensis (STORR, 1984)
• Suta punctata (BOULENGER, 1896)
• Suta spectabilis KREFFT, 1869
• Suta suta (PETERS, 1863)
• Symphimus leucostomus COPE, 1869
• Symphimus mayae (GAIGE, 1936)
• Sympholis lippiens COPE, 1862
• Synophis bicolor PERACCA, 1896
• Synophis bogerti TORRES-CARVAJAL, ECHEVARRÍA, VENEGAS, CHÁVEZ & CAMPER, 2015
• Synophis calamitus HILLIS, 1990
• Synophis insulomontanus TORRES-CARVAJAL, ECHEVARRÍA, VENEGAS, CHÁVEZ & CAMPER, 2015
• Synophis lasallei (NICÉFORO-MARIA, 1950)
• Synophis niceforomariae PYRON, ARTEAGA, ECHEVARRÍA & TORRES-CARVAJAL, 2016
• Synophis plectovertebralis SHEIL & GRANT, 2001
• Synophis zaheri PYRON, GUAYASAMIN, PEÑAFIEL, BUSTAMANTE & ARTEAGA, 2015
• Synophis zamora TORRES-CARVAJAL, ECHEVARRÍA, VENEGAS, CHÁVEZ & CAMPER, 2015
• Tachymenis ocellata DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Tachymenis peruviana WIEGMANN, 1834
• Tachymenis trigonatus (LEYBOLD, 1873)
• Tachymenoides affinis BOULENGER, 1896
• Tachymenoides goodallae LEHR, LUNDBERG, CUSI, SITES, TORRES & AGUILAR-PUNTRIANO, 2025
• Tachymenoides harrisonfordi LEHR, CUSI, FERNANDEZ, VERA & CATENAZZI, 2023
• Taeniophallus brevirostris (PETERS, 1863)
• Taeniophallus nebularis SCHARGEL, RIVAS & MYERS, 2005
• Taeniophallus nicagus (COPE, 1868)
• Tantalophis discolor (GÜNTHER, 1860)
• Tantilla albiceps BARBOUR, 1925
• Tantilla alticola (BOULENGER, 1903)
• Tantilla andinista WILSON & MENA, 1980
• Tantilla armillata COPE, 1875
• Tantilla atriceps (GÜNTHER, 1895)
• Tantilla bairdi STUART, 1941
• Tantilla berguidoi BATISTA, MEBERT, LOTZKAT & WILSON, 2016
• Tantilla bocourti (GÜNTHER, 1895)
• Tantilla boipiranga SAWAYA & SAZIMA, 2003
• Tantilla brevicauda MERTENS, 1952
• Tantilla briggsi SAVITZKY & SMITH, 1971
• Tantilla calamarina COPE, 1866
• Tantilla capistrata COPE, 1875
• Tantilla carolina PALACIOS-AGUILAR, FUCSKO, JIMÉNEZ-ARCOS, WILSON & MATA-SILVA, 2022
• Tantilla cascadae WILSON & MEYER, 1981
• Tantilla ceboruca CANSECO-MÁRQUEZ, SMITH, PONCE-CAMPOS, FLORES-VILLELA & CAMPBELL, 2007
• Tantilla coronadoi HARTWEG, 1944
• Tantilla coronata BAIRD & GIRARD, 1853
• Tantilla cucullata MINTON, 1956
• Tantilla cuniculator SMITH, 1939
• Tantilla deppei (BOCOURT, 1883)
• Tantilla excelsa MCCRANIE & SMITH, 2017
• Tantilla flavilineata SMITH & BURGER, 1950
• Tantilla gottei MCCRANIE & SMITH, 2017
• Tantilla gracilis BAIRD & GIRARD, 1853
• Tantilla hendersoni STAFFORD, 2004
• Tantilla hobartsmithi TAYLOR, 1937
• Tantilla impensa CAMPBELL, 1998
• Tantilla insulamontana WILSON & MENA, 1980
• Tantilla jani (GÜNTHER, 1895)
• Tantilla johnsoni WILSON, VAUGHN & DIXON, 1999
• Tantilla lempira WILSON & MENA, 1980
• Tantilla lydia ANTÚNEZ-FONSECA, CASTRO, ESPAÑA, TOWNSEND & WILSON, 2020
• Tantilla melanocephala (LINNAEUS, 1758)
• Tantilla miyatai WILSON & KNIGHT, 1987
• Tantilla moesta (GÜNTHER, 1863)
• Tantilla nigra (BOULENGER, 1914)
• Tantilla nigriceps KENNICOTT, 1860
• Tantilla oaxacae WILSON & MEYER, 1971
• Tantilla olympia TOWNSEND, WILSON, MEDINA-FLORES & HERRERA-B, 2013
• Tantilla oolitica TELFORD, 1966
• Tantilla palamala ESQUEDA, ROJAS-RUNJAIC, CORREA, ORTIZ, GUERRERO, JIMÉNEZ, BAZÓ, MORENO-PÉREZ, AGUILAR & URRA, 2025
• Tantilla petersi WILSON, 1979
• Tantilla planiceps (BLAINVILLE, 1835)
• Tantilla psittaca MCCRANIE, 2011
• Tantilla relicta TELFORD, 1966
• Tantilla reticulata (COPE, 1860)
• Tantilla robusta CANSECO-MÁRQUEZ, MENDELSON & GUTIÉRREZ-MAYÉN, 2002
• Tantilla rubra COPE, 1875
• Tantilla ruficeps (COPE, 1894)
• Tantilla schistosa (BOCOURT, 1883)
• Tantilla selmae AZEVEDO, FRANCO, MENEZES, SARAIVA-KUNZ & GRAZZIOTIN, 2024
• Tantilla semicincta (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Tantilla sertula WILSON & CAMPBELL, 2000
• Tantilla shawi TAYLOR, 1949
• Tantilla slavensi PÉREZ-HIGAREDA, SMITH & SMITH, 1985
• Tantilla stenigrammi MCCRANIE & SMITH, 2017
• Tantilla striata DUNN, 1928
• Tantilla supracincta (PETERS, 1863)
• Tantilla taeniata BOCOURT, 1883
• Tantilla tayrae WILSON, 1983
• Tantilla tecta CAMPBELL & SMITH, 1997
• Tantilla tjiasmantoi KOCH & VENEGAS, 2016
• Tantilla trilineata (PETERS, 1880)
• Tantilla triseriata SMITH & SMITH, 1951
• Tantilla tritaeniata SMITH & WILLIAMS, 1966
• Tantilla vermiformis (HALLOWELL, 1861)
• Tantilla vulcani CAMPBELL, 1998
• Tantilla wilcoxi STEJNEGER, 1902
• Tantilla yaquia SMITH, 1942
• Tantillita brevissima (TAYLOR, 1937)
• Tantillita canula (COPE, 1875)
• Tantillita lintoni (SMITH, 1940)
• Telescopus beetzi (BARBOUR, 1922)
• Telescopus dhara (FORSKÅL, 1775)
• Telescopus fallax FLEISCHMANN, 1831
• Telescopus finkeldeyi HAACKE, 2013
• Telescopus gezirae BROADLEY, 1994
• Telescopus hoogstraali SCHMIDT & MARX, 1956
• Telescopus nigriceps (AHL, 1924)
• Telescopus obtusus (REUSS, 1834)
• Telescopus pulcher (SCORTECCI, 1935)
• Telescopus rhinopoma (BLANFORD, 1874)
• Telescopus semiannulatus SMITH, 1849
• Telescopus tessellatus (WALL, 1908)
• Telescopus tripolitanus (WERNER, 1909)
• Telescopus variegatus (REINHARDT, 1843)
• Teretrurus agumbensis CYRIAC, GANESH, MADANI, GHOSH, KULKARNI & SHANKER, 2024
• Teretrurus albiventer CYRIAC, GANESH, MADANI, GHOSH, KULKARNI & SHANKER, 2024
• Teretrurus hewstoni (BEDDOME, 1876)
• Teretrurus periyarensis CYRIAC, GANESH, MADANI, GHOSH, KULKARNI & SHANKER, 2024
• Teretrurus rhodogaster (WALL, 1921)
• Teretrurus sanguineus (BEDDOME, 1867)
• Teretrurus siruvaniensis CYRIAC, GANESH, MADANI, GHOSH, KULKARNI & SHANKER, 2024
• Teretrurus travancoricus BEDDOME, 1886
• Tetracheilostoma bilineatum (SCHLEGEL, 1839)
• Tetracheilostoma breuili (HEDGES, 2008)
• Tetracheilostoma carlae (HEDGES, 2008)
• Tetralepis fruhstorferi BOETTGER, 1892
• Thamnodynastes longicaudus FRANCO, FERREIRA, MARQUES & SAZIMA, 2003
• Thamnodynastes pallidus (LINNAEUS, 1758)
• Thamnodynastes sertanejo BAILEY, THOMAS & DA SILVA, 2005
• Thamnodynastes silvai TREVINE, CAICEDO-PORTILLA, HOOGMOED, THOMAS, FRANCO, MONTINGELLI, OSORNO-MUÑOZ & ZAHER, 2021
• Thamnophis ahumadai GRÜNWALD, MENDOZA-PORTILLA, GRÜNWALD, MONTAÑO-RUVALCABA, FRANZ-CHÁVEZ, GARCÍA-VÁZQUEZ & REYES-VELASCO, 2024
• Thamnophis atratus KENNICOTT, 1860
• Thamnophis bogerti ROSSMAN & BURBRINK, 2005
• Thamnophis brachystoma (COPE, 1892)
• Thamnophis butleri (COPE, 1889)
• Thamnophis chrysocephalus (COPE, 1885)
• Thamnophis copei DUGÈS, 1879
• Thamnophis couchii (KENNICOTT, 1859)
• Thamnophis cyrtopsis (KENNICOTT, 1860)
• Thamnophis elegans (BAIRD & GIRARD, 1853)
• Thamnophis eques (REUSS, 1834)
• Thamnophis errans SMITH, 1942
• Thamnophis exsul ROSSMAN, 1969
• Thamnophis foxi ROSSMAN & BLANEY, 1968
• Thamnophis fulvus (BOCOURT, 1893)
• Thamnophis gigas FITCH, 1940
• Thamnophis godmani (GÜNTHER, 1894)
• Thamnophis hammondii (KENNICOTT, 1860)
• Thamnophis marcianus (BAIRD & GIRARD, 1853)
• Thamnophis melanogaster (PETERS, 1864)
• Thamnophis mendax WALKER, 1955
• Thamnophis nigronuchalis THOMPSON, 1957
• Thamnophis ordinoides (BAIRD & GIRARD, 1852)
• Thamnophis postremus SMITH, 1942
• Thamnophis proximus (SAY, 1823)
• Thamnophis pulchrilatus (COPE, 1885)
• Thamnophis radix (BAIRD & GIRARD, 1853)
• Thamnophis rossmani CONANT, 2000
• Thamnophis rufipunctatus (COPE, 1875)
• Thamnophis saurita (LINNAEUS, 1766)
• Thamnophis scalaris COPE, 1861
• Thamnophis scaliger (JAN, 1863)
• Thamnophis sirtalis (LINNAEUS, 1758)
• Thamnophis sumichrasti (COPE, 1866)
• Thamnophis unilabialis TANNER, 1985
• Thamnophis validus (KENNICOTT, 1860)
• Thamnosophis epistibes (CADLE, 1996)
• Thamnosophis infrasignatus (GÜNTHER, 1882)
• Thamnosophis lateralis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Thamnosophis martae (GLAW, FRANZEN & VENCES, 2005)
• Thamnosophis mavotenda GLAW, NAGY, KÖHLER, FRANZEN & VENCES, 2009
• Thamnosophis stumpffi (BOETTGER, 1881)
• Thelotornis capensis SMITH, 1849
• Thelotornis kirtlandii (HALLOWELL, 1844)
• Thelotornis mossambicanus (BOCAGE, 1895)
• Thelotornis usambaricus BROADLEY, 2001
• Thermophis baileyi (WALL, 1907)
• Thermophis shangrila PENG, LU, HUANG, GUO & ZHANG, 2014
• Thermophis zhaoermii GUO, LIU, FENG & HE, 2008
• Thrasops flavigularis (HALLOWELL, 1852)
• Thrasops jacksonii GÜNTHER, 1895
• Thrasops occidentalis PARKER, 1940
• Thrasops schmidti LOVERIDGE, 1936
• Tomodon dorsatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Toxicocalamus atratus KRAUS, KAISER & O’SHEA, 2022
• Toxicocalamus buergersi (STERNFELD, 1913)
• Toxicocalamus cratermontanus KRAUS, 2017
• Toxicocalamus ernstmayri O’SHEA, PARKER & KAISER, 2015
• Toxicocalamus goodenoughensis ROBERTS & AUSTIN, 2020
• Toxicocalamus grandis (BOULENGER, 1914)
• Toxicocalamus holopelturus MCDOWELL, 1969
• Toxicocalamus lamingtoni (KINGHORN, 1928)
• Toxicocalamus loennbergii (BOULENGER, 1908)
• Toxicocalamus longhagen ROBERTS, IOVA & AUSTIN, 2022
• Toxicocalamus longissimus BOULENGER, 1896
• Toxicocalamus loriae (BOULENGER, 1898)
• Toxicocalamus mattisoni KRAUS, 2020
• Toxicocalamus mintoni KRAUS, 2009
• Toxicocalamus misimae MCDOWELL, 1969
• Toxicocalamus nigrescens KRAUS, 2017
• Toxicocalamus nymani (LÖNNBERG, 1900)
• Toxicocalamus pachysomus KRAUS, 2009
• Toxicocalamus preussi (STERNFELD, 1913)
• Toxicocalamus pumehanae O’SHEA, ALLISON & KAISER, 2018
• Toxicocalamus spilolepidotus MCDOWELL, 1969
• Toxicocalamus spilorhynchus KRAUS, KAISER & O’SHEA, 2022
• Toxicocalamus stanleyanus BOULENGER, 1903
• Toxicocalamus vertebralis KRAUS, KAISER & O’SHEA, 2022
• Toxicodryas adamantea GREENBAUM, ALLEN, VAUGHAN, PAUWELS, WALLACH, KUSAMBA, MUNINGA, ARISTOTE, MALI, BADJEDJEA, PENNER, RÖDEL, RIVERA, STERKHOVA, JOHNSON, TAPONDJOU & BROWN, 2021
• Toxicodryas blandingii (HALLOWELL, 1844)
• Toxicodryas pulverulenta (FISCHER, 1856)
• Toxicodryas vexator GREENBAUM, ALLEN, VAUGHAN, PAUWELS, WALLACH, KUSAMBA, MUNINGA, ARISTOTE, MALI, BADJEDJEA, PENNER, RÖDEL, RIVERA, STERKHOVA, JOHNSON, TAPONDJOU & BROWN, 2021
• Trachischium apteii BHOSALE, GOWANDE & MIRZA, 2019
• Trachischium fuscum (BLYTH, 1855)
• Trachischium guentheri BOULENGER, 1890
• Trachischium laeve PERACCA, 1904
• Trachischium monticola (CANTOR, 1839)
• Trachischium nyalamense GUO, LIU, JIN, SHU, WU & CHE, 2024
• Trachischium sushantai RAHA, DAS, BAG, DEBNATH & PRAMANICK, 2018
• Trachischium tenuiceps (BLYTH, 1855)
• Tretanorhinus mocquardi BOCOURT, 1891
• Tretanorhinus nigroluteus COPE, 1861
• Tretanorhinus taeniatus BOULENGER, 1903
• Tretanorhinus variabilis DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Tricheilostoma bicolor (JAN, 1860)
• Tricheilostoma broadleyi (WALLACH & HAHN, 1997)
• Tricheilostoma dissimilis (BOCAGE, 1886)
• Tricheilostoma greenwelli (WALLACH & BOUNDY, 2005)
• Tricheilostoma kongoensis TRAPE, 2019
• Tricheilostoma sundewalli (JAN, 1862)
• Trilepida acutirostris PINTO & CURCIO, 2011
• Trilepida affinis (BOULENGER, 1884)
• Trilepida anthracina (BAILEY, 1946)
• Trilepida brasiliensis (LAURENT, 1949)
• Trilepida brevissima (SHREVE, 1964)
• Trilepida dimidiata (JAN, 1861)
• Trilepida dugandi (DUNN, 1944)
• Trilepida fuliginosa (PASSOS, CARAMASCHI & PINTO, 2006)
• Trilepida jani (PINTO & FERNANDES, 2012)
• Trilepida joshuai (DUNN, 1944)
• Trilepida koppesi (AMARAL, 1955)
• Trilepida macrolepis (PETERS, 1858)
• Trilepida nicefori (DUNN, 1946)
• Trilepida pastusa SALAZAR-VALENZUELA, MARTINS, AMADOR-OYOLA & TORRES-CARVAJAL, 2015
• Trilepida salgueiroi (AMARAL, 1955)
• Trimeresurus albolabris GRAY, 1842
• Trimeresurus andersonii THEOBALD, 1868
• Trimeresurus arunachalensis CAPTAIN, DEEPAK, PANDIT, BHATT & ATHREYA, 2019
• Trimeresurus ayeyarwadyensis CHAN, ANUAR, SANKAR, LAW, LAW, SHIVARAM, CHRISTIAN, MULCAHY & MALHOTRA, 2023
• Trimeresurus calamitas VOGEL, DAVID & SIDIK, 2022
• Trimeresurus cantori (BLYTH, 1846)
• Trimeresurus cardamomensis (MALHOTRA, THORPE, MRINALINI & STUART, 2011)
• Trimeresurus caudornatus CHEN, DING, VOGEL & SHI, 2020
• Trimeresurus ciliaris IDIIATULLINA, PAWANGKHANANT, TAWAN, WORRANUCH, DECHOCHAI, SUWANNAPOOM, NGUYEN, CHANHOME & POYARKOV, 2023
• Trimeresurus cryptographicus PAWANGKHANANT, IDIIATULLINA, RUANGSUWAN, TOMOYA MATSUKOJI, DAVID, SUWANNAPOOM & POYARKOV, 2025
• Trimeresurus cyanolabris IDIIATULLINA, NGUYEN, BRAGIN, PAWANGKHANANT, LE, VOGEL, DAVID & POYARKOV, 2024
• Trimeresurus davidi CHANDRAMOULI, CAMPBELL & VOGEL, 2020
• Trimeresurus erythrochloris PAWANGKHANANT, IDIIATULLINA, SMITS, DUGDALE, PIERCE, SUWANNAPOOM & POYARKOV, 2025
• Trimeresurus erythrurus (CANTOR, 1839)
• Trimeresurus fasciatus (BOULENGER, 1896)
• Trimeresurus flavomaculatus (GRAY, 1842)
• Trimeresurus gracilis OSHIMA, 1920
• Trimeresurus gumprechti DAVID, VOGEL, PAUWELS & VIDAL, 2002
• Trimeresurus gunaleni VOGEL, DAVID & SIDIK, 2014
• Trimeresurus guoi CHEN, SHI, VOGEL & DING, 2021
• Trimeresurus hageni (LIDTH DE JEUDE, 1886)
• Trimeresurus honsonensis (GRISMER, NGO & GRISMER, 2008)
• Trimeresurus insularis KRAMER, 1977
• Trimeresurus kanburiensis SMITH, 1943
• Trimeresurus kirscheyi VOGEL, DAVID & SIDIK, 2022
• Trimeresurus kraensis IDIIATULLINA, PAWANGKHANANT, SUWANNAPOOM, TAWAN, CHANHOME, NGUYEN, DAVID, VOGEL & POYARKOV, 2024
• Trimeresurus kuiburi SUMONTHA, SUNTRARACHUN, PAUWELS, PAWANGKHANANT, CHOMNGAM, IAMWIRIYAKUL & CHANHOME, 2021
• Trimeresurus labialis (FITZINGER, 1867)
• Trimeresurus lanna IDIIATULLINA, NGUYEN, PAWANGKHANANT, SUWANNAPOOM, CHANHOME, MIRZA, DAVID, VOGEL & POYARKOV, 2024
• Trimeresurus macrops KRAMER, 1977
• Trimeresurus malcolmi LOVERIDGE, 1938
• Trimeresurus mayaae RATHEE, PURKAYASTHA, LALREMSANGA, DALAL, BIAKZUALA, MUANSANGA & MIRZA, 2022
• Trimeresurus mcgregori TAYLOR, 1919
• Trimeresurus medoensis ZHAO, 1977
• Trimeresurus mutabilis STOLICZKA, 1870
• Trimeresurus nebularis VOGEL, DAVID & PAUWELS, 2004
• Trimeresurus phuketensis SUMONTHA, KUNYA, PAUWELS, NITIKUL & PUNNADEE, 2011
• Trimeresurus popeiorum SMITH, 1937
• Trimeresurus purpureomaculatus (GRAY, 1832)
• Trimeresurus rubeus (MALHOTRA, THORPE, MRINALINI & STUART, 2011)
• Trimeresurus sabahi REGENASS & KRAMER, 1981
• Trimeresurus salazar MIRZA, BHOSALE, PHANSALKAR, SAWANT, GOWANDE & PATEL, 2020
• Trimeresurus schultzei GRIFFIN, 1909
• Trimeresurus septentrionalis KRAMER, 1977
• Trimeresurus sichuanensis (GUO & WANG, 2011)
• Trimeresurus stejnegeri SCHMIDT, 1925
• Trimeresurus sumatranus (RAFFLES, 1822)
• Trimeresurus tenasserimensis IDIIATULLINA, NGUYEN, PAWANGKHANANT, SUWANNAPOOM, CHANHOME, MIRZA, DAVID, VOGEL & POYARKOV, 2024
• Trimeresurus tibetanus HUANG, 1982
• Trimeresurus truongsonensis ORLOV, RYABOV, THANH & CUC, 2004
• Trimeresurus uetzi VOGEL, NGUYEN & DAVID, 2023
• Trimeresurus venustus VOGEL, 1991
• Trimeresurus vogeli DAVID, VIDAL & PAUWELS, 2001
• Trimeresurus whitteni VOGEL, DAVID & SIDIK, 2022
• Trimeresurus yunnanensis SCHMIDT, 1925
• Trimerodytes aequifasciatus (BARBOUR, 1908)
• Trimerodytes annularis (HALLOWELL, 1856)
• Trimerodytes balteatus COPE, 1895
• Trimerodytes percarinatus (BOULENGER, 1899)
• Trimerodytes praemaxillaris (ANGEL, 1929)
• Trimerodytes yapingi (GUO, ZHU & LIU, 2019)
• Trimerodytes yunnanensis (RAO & YANG, 1998)
• Trimetopon barbouri DUNN, 1930
• Trimetopon gracile (GÜNTHER, 1872)
• Trimetopon pliolepis COPE, 1894
• Trimetopon simile DUNN, 1930
• Trimetopon slevini DUNN, 1940
• Trimetopon viquezi DUNN, 1937
• Trimorphodon biscutatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Trimorphodon lambda COPE, 1886
• Trimorphodon lyrophanes (COPE, 1860)
• Trimorphodon paucimaculatus TAYLOR, 1936
• Trimorphodon quadruplex SMITH, 1941
• Trimorphodon tau COPE, 1870
• Trimorphodon vilkinsonii COPE, 1886
• Tropidechis carinatus (KREFFT, 1863)
• Tropidoclonion lineatum (HALLOWELL, 1856)
• Tropidodipsas fasciata GÜNTHER, 1858
• Tropidodipsas fischeri (BOULENGER, 1894)
• Tropidodipsas guerreroensis TAYLOR, 1939
• Tropidodipsas papavericola GRÜNWALD, TORIBIO-JIMÉNEZ, MONTAÑO-RUVALCABA, FRANZ-CHÁVEZ, PEÑALOZA-MONTAÑO, BARRERA-NAVA, JONES, RODRIGUEZ, HUGHES, STRICKLAND & REYES-VELASCO, 2021
• Tropidodipsas philippii (JAN, 1863)
• Tropidodipsas repleta SMITH, LEMOS-ESPINAL, HARTMAN & CHISZAR, 2005
• Tropidodipsas tricolor GRÜNWALD, TORIBIO-JIMÉNEZ, MONTAÑO-RUVALCABA, FRANZ-CHÁVEZ, PEÑALOZA-MONTAÑO, BARRERA-NAVA, JONES, RODRIGUEZ, HUGHES, STRICKLAND & REYES-VELASCO, 2021
• Tropidodipsas zweifeli (LINER & WILSON, 1970)
• Tropidodryas serra (SCHLEGEL, 1837)
• Tropidodryas striaticeps (COPE, 1870)
• Tropidolaemus huttoni (SMITH, 1949)
• Tropidolaemus laticinctus KUCH, GUMPRECHT & MELAUN, 2007
• Tropidolaemus philippensis (GRAY, 1842)
• Tropidolaemus subannulatus (GRAY, 1842)
• Tropidolaemus wagleri (BOIE, 1827)
• Tropidonophis aenigmaticus MALNATE & UNDERWOOD, 1988
• Tropidonophis dahlii (WERNER, 1899)
• Tropidonophis dendrophiops (GÜNTHER, 1883)
• Tropidonophis dolasii KRAUS & ALLISON, 2004
• Tropidonophis doriae (BOULENGER, 1898)
• Tropidonophis elongatus (JAN, 1865)
• Tropidonophis halmahericus (BOETTGER, 1895)
• Tropidonophis hypomelas (GÜNTHER, 1877)
• Tropidonophis mairii (GRAY, 1841)
• Tropidonophis mcdowelli MALNATE & UNDERWOOD, 1988
• Tropidonophis montanus (LIDTH DE JEUDE, 1911)
• Tropidonophis multiscutellatus (BRONGERSMA, 1948)
• Tropidonophis negrosensis (TAYLOR, 1917)
• Tropidonophis novaeguineae (LIDTH DE JEUDE, 1911)
• Tropidonophis parkeri MALNATE & UNDERWOOD, 1988
• Tropidonophis picturatus (SCHLEGEL, 1837)
• Tropidonophis punctiventris (BOETTGER, 1895)
• Tropidonophis spilogaster (BOIE, 1827)
• Tropidonophis statisticus MALNATE & UNDERWOOD, 1988
• Tropidonophis truncatus (PETERS, 1863)
• Tropidophis battersbyi LAURENT, 1949
• Tropidophis boulengeri (PERACCA, 1910)
• Tropidophis bucculentus (COPE, 1868)
• Tropidophis cacuangoae ORTEGA-ANDRADE, BENTLEY, CLAUDIA KOCH, YÁNEZ-MUÑOZ & ENTIAUSPE-NETO, 2022
• Tropidophis canus (COPE, 1868)
• Tropidophis caymanensis BATTERSBY, 1938
• Tropidophis celiae HEDGES, ESTRADA & DÍAZ, 1999
• Tropidophis curtus (GARMAN, 1887)
• Tropidophis feicki SCHWARTZ, 1957
• Tropidophis fuscus HEDGES & GARRIDO, 1992
• Tropidophis galacelidus SCHWARTZ & GARRIDO, 1975
• Tropidophis grapiuna CURCIO, SALES-NUNES, SUZART ARGOLO, SKUK & RODRIGUES, 2012
• Tropidophis greenwayi BARBOUR & SHREVE, 1936
• Tropidophis gularis PETERS, 1860
• Tropidophis haetianus (COPE, 1879)
• Tropidophis hardyi SCHWARTZ & GARRIDO, 1975
• Tropidophis hendersoni HEDGES & GARRIDO, 2002
• Tropidophis jamaicensis STULL, 1928
• Tropidophis leonae LANDESTOY, 2023
• Tropidophis maculatus (BIBRON, 1840)
• Tropidophis melanurus (SCHLEGEL, 1837)
• Tropidophis morenoi HEDGES, GARRIDO & DÍAZ, 2001
• Tropidophis nigriventris BAILEY, 1937
• Tropidophis pardalis (GUNDLACH, 1840)
• Tropidophis parkeri GRANT, 1941
• Tropidophis paucisquamis (MÜLLER, 1901)
• Tropidophis pilsbryi BAILEY, 1937
• Tropidophis preciosus CURCIO, SALES-NUNES, SUZART ARGOLO, SKUK & RODRIGUES, 2012
• Tropidophis schwartzi THOMAS, 1963
• Tropidophis semicinctus (GUNDLACH & PETERS, 1864)
• Tropidophis spiritus HEDGES & GARRIDO, 1999
• Tropidophis steinleini DÍAZ & CÁDIZ, 2020
• Tropidophis stejnegeri GRANT, 1940
• Tropidophis stullae GRANT, 1940
• Tropidophis taczanowskyi (STEINDACHNER, 1880)
• Tropidophis wrighti STULL, 1928
• Tropidophis xanthogaster DOMÍNGUEZ, MORENO & HEDGES, 2006
• Typhlophis squamosus (SCHLEGEL, 1839)
• Typhlops agoralionis THOMAS & HEDGES, 2007
• Typhlops capitulatus RICHMOND, 1964
• Typhlops cubae (BIBRON, 1843)
• Typhlops eperopeus THOMAS & HEDGES, 2007
• Typhlops gonavensis RICHMOND, 1964
• Typhlops hectus THOMAS, 1974
• Typhlops jamaicensis (SHAW, 1802)
• Typhlops leptolepis DOMÍNGUEZ, FONG & ITURRIAGA, 2013
• Typhlops lumbricalis (LINNAEUS, 1758)
• Typhlops oxyrhinus DOMÍNGUEZ & DÍAZ, 2011
• Typhlops pachyrhinus DOMÍNGUEZ & DÍAZ, 2011
• Typhlops proancylops THOMAS & HEDGES, 2007
• Typhlops pusillus BARBOUR, 1914
• Typhlops rostellatus STEJNEGER, 1904
• Typhlops schwartzi THOMAS, 1989
• Typhlops silus LEGLER, 1959
• Typhlops sulcatus COPE, 1868
• Typhlops sylleptor THOMAS & HEDGES, 2007
• Typhlops syntherus THOMAS, 1965
• Typhlops tetrathyreus THOMAS, 1989
• Typhlops titanops THOMAS, 1989
• Ungaliophis continentalis MÜLLER, 1880
• Ungaliophis panamensis SCHMIDT, 1933
• Uromacer catesbyi (SCHLEGEL, 1837)
• Uromacer frenatus (GÜNTHER, 1865)
• Uromacer oxyrhynchus DUMÉRIL, BIBRON & DUMÉRIL, 1854
• Uropeltis arcticeps (GÜNTHER, 1875)
• Uropeltis beddomii (GÜNTHER, 1862)
• Uropeltis bhupathyi JINS, SAMPAIO & GOWER, 2018
• Uropeltis bicatenata GÜNTHER, 1864
• Uropeltis broughami (BEDDOME, 1878)
• Uropeltis caudomaculata GOWER, DAS, DEEPAK, GERARD & NARAYANAN, 2024
• Uropeltis ceylanica CUVIER, 1829
• Uropeltis dindigalensis (BEDDOME, 1877)
• Uropeltis ellioti (GRAY, 1858)
• Uropeltis grandis (BEDDOME, 1867)
• Uropeltis guentheri (BEDDOME, 1878)
• Uropeltis jerdoni GANESH, PUNITH, ADHIKARI & ACHYUTHAN, 2021
• Uropeltis liura (GÜNTHER, 1875)
• Uropeltis macrolepis (PETERS, 1862)
• Uropeltis macrorhyncha (BEDDOME, 1877)
• Uropeltis maculata (BEDDOME, 1878)
• Uropeltis madurensis (BEDDOME, 1878)
• Uropeltis myhendrae (BEDDOME, 1886)
• Uropeltis nitida (BEDDOME, 1878)
• Uropeltis ocellata (BEDDOME, 1863)
• Uropeltis petersi (BEDDOME, 1878)
• Uropeltis phipsonii (MASON, 1888)
• Uropeltis pulneyensis (BEDDOME, 1863)
• Uropeltis rajendrani GANESH & ACHYUTHAN, 2020
• Uropeltis rubrolineata (GÜNTHER, 1875)
• Uropeltis rubromaculata (BEDDOME, 1867)
• Uropeltis shorttii (BEDDOME, 1863)
• Uropeltis tricuspida GOWER, 2023
• Uropeltis woodmasoni (THEOBALD, 1876)
• Urotheca decipiens (GÜNTHER, 1893)
• Urotheca dumerilli (BIBRON, 1840)
• Urotheca fulviceps (COPE, 1886)
• Urotheca guentheri (DUNN, 1938)
• Urotheca lateristriga (BERTHOLD, 1859)
• Urotheca multilineata (PETERS, 1863)
• Urotheca myersi SAVAGE & LAHANAS, 1989
• Urotheca pachyura (COPE, 1875)
• Vermicella annulata (GRAY, 1841)
• Vermicella intermedia KEOGH & SMITH, 1996
• Vermicella multifasciata (LONGMAN, 1915)
• Vermicella parscauda DEREZ, ARBUCKLE, RUAN, XIE, HUANG, DIBBEN, SHI, VONK & FRY, 2018
• Vermicella snelli STORR, 1968
• Vermicella vermiformis KEOGH & SMITH, 1996
• Vipera altaica TUNIYEV, NILSON & ANDRÉN, 2010
• Vipera ammodytes (LINNAEUS, 1758)
• Vipera anatolica EISELT & BARAN, 1970
• Vipera aspis (LINNAEUS, 1758)
• Vipera berus (LINNAEUS, 1758)
• Vipera darevskii VEDMEDERJA, ORLOV & TUNIYEV, 1986
• Vipera dinniki NIKOLSKY, 1913
• Vipera eriwanensis (REUSS, 1933)
• Vipera graeca NILSON & ANDRÉN, 1988
• Vipera kaznakovi NIKOLSKY, 1909
• Vipera latastei BOSCA, 1878
• Vipera lotievi NILSON, TUNIYEV, ORLOV, HOGGREN & ANDREN, 1995
• Vipera monticola SAINT GIRONS, 1953
• Vipera nikolskii VEDMEDERYA, GRUBANT & RUDAJEWA, 1986
• Vipera orlovi TUNIYEV & OSTROVSKIKH, 2001
• Vipera renardi (CHRISTOPH, 1861)
• Vipera sakoi (TUNIYEV, AVCI, ILGAZ, OLGUN, PETROVA, BODROV, GENIEZ & TEYNIÉ, 2018)
• Vipera seoanei LATASTE, 1879
• Vipera transcaucasiana BOULENGER, 1913
• Vipera ursinii (BONAPARTE, 1835)
• Vipera walser GHIELMI, MENEGON, MARSDEN, LADDAGA & URSENBACHER, 2016
• Virginia striatula (LINNAEUS, 1766)
• Virginia valeriae BAIRD & GIRARD, 1853
• Wallaceophis gujaratensis MIRZA, VYAS, PATEL, MAHETA & SANAP, 2016
• Wallophis brachyura (GÜNTHER, 1866)
• Walterinnesia aegyptia LATASTE, 1887
• Xenelaphis ellipsifer BOULENGER, 1900
• Xenelaphis hexagonotus (CANTOR, 1847)
• Xenocalamus bicolor GÜNTHER, 1868
• Xenocalamus mechowii PETERS, 1881
• Xenocalamus michelli MÜLLER, 1911
• Xenocalamus sabiensis BROADLEY, 1971
• Xenocalamus transvaalensis METHUEN, 1919
• Xenochrophis bellulus (STOLICZKA, 1871)
• Xenochrophis cerasogaster (CANTOR, 1839)
• Xenochrophis maculatus (EDELING, 1864)
• Xenochrophis trianguligerus (BOIE, 1827)
• Xenochrophis vittatus (LINNAEUS, 1758)
• Xenodermus javanicus REINHARDT, 1836
• Xenodon dorbignyi (BIBRON, 1854)
• Xenodon guentheri BOULENGER, 1894
• Xenodon histricus (JAN, 1863)
• Xenodon matogrossensis (SCROCCHI & CRUZ, 1993)
• Xenodon merremii (WAGLER, 1824)
• Xenodon nattereri (STEINDACHNER, 1867)
• Xenodon neuwiedii GÜNTHER, 1863
• Xenodon pulcher (JAN, 1863)
• Xenodon rabdocephalus (WIED-NEUWIED, 1824)
• Xenodon semicinctus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Xenodon severus (LINNAEUS, 1758)
• Xenodon werneri (EISELT, 1963)
• Xenopeltis hainanensis HU & ZHAO, 1972
• Xenopeltis intermedius ORLOV, SNETKOV, ERMAKOV, NGUYEN & ANANJEVA, 2022
• Xenopeltis unicolor REINWARDT, 1827
• Xenophidion acanthognathus GÜNTHER & MANTHEY, 1995
• Xenophidion schaeferi GÜNTHER & MANTHEY, 1995
• Xenopholis scalaris (WUCHERER, 1861)
• Xenopholis undulatus (JENSEN, 1900)
• Xenopholis werdingorum JANSEN, ÁLVAREZ & KÖHLER, 2009
• Xenotyphlops grandidieri (MOCQUARD, 1905)
• Xenoxybelis argenteus (DAUDIN, 1803)
• Xenoxybelis boulengeri (PROCTER, 1923)
• Xerotyphlops etheridgei (WALLACH, 2002)
• Xerotyphlops socotranus (BOULENGER, 1889)
• Xerotyphlops syriacus (JAN, 1864)
• Xerotyphlops vermicularis (MERREM, 1820)
• Xerotyphlops wilsoni (WALL, 1908)
• Xyelodontophis uluguruensis BROADLEY & WALLACH, 2002
• Xylophis captaini GOWER & WINKLER, 2007
• Xylophis deepaki NARAYANAN, MOHAPATRA, BALAN, DAS & GOWER, 2021
• Xylophis mosaicus DEEPAK, NARAYANAN, DAS, RAJKUMAR, EASA, SREEJITH & GOWER, 2020
• Xylophis perroteti (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
• Xylophis stenorhynchus (GÜNTHER, 1875)
• Zamenis hohenackeri (STRAUCH, 1873)
• Zamenis lineatus (CAMERANO, 1891)
• Zamenis longissimus (LAURENTI, 1768)
• Zamenis persicus (WERNER, 1913)
• Zamenis scalaris (SCHINZ, 1822)
• Zamenis situla (LINNAEUS, 1758)
• Zonateres lanei BAILEY, THOMAS & DA SILVA, 2005

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