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- Higher taxa: snake
Search results
Species found: 4143
- 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 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 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
- 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, 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 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 richardi (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 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 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 eriki ESQUEDA, LA MARCA & BAZÓ, 2007
- 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 mijaresi ESQUEDA & LA MARCA, 2005
- Atractus modestus BOULENGER, 1894
- 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 nigricauda SCHMIDT & WALKER, 1943
- Atractus nigriventris AMARAL, 1933
- Atractus obesus MARX, 1960
- Atractus obtusirostris WERNER, 1916
- Atractus occidentalis SAVAGE, 1955
- Atractus occipitoalbus (JAN, 1862)
- Atractus ochrosetrus ESQUEDA & LA MARCA, 2005
- 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, 1937
- 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 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 tamaensis ESQUEDA & LA MARCA, 2005
- 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 trivittatus AMARAL, 1933
- Atractus turikensis BARROS, 2000
- Atractus typhon PASSOS, MUESES-CISNEROS, LYNCH & FERNANDES, 2009
- Atractus ukupacha MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
- 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, 1976
- 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 atlantica GONZALEZ, LIMA, PASSOS & SILVA, 2024
- Boa constrictor LINNAEUS, 1758
- Boa imperator DAUDIN, 1803
- Boa nebulosa (LAZELL, 1964)
- Boa occidentalis PHILIPPI, 1873
- Boa orophias LINNAEUS, 1758
- Boa sigma (SMITH, 1943)
- Boaedon angolensis (BOCAGE, 1895)
- 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 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 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 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 boehmei WAGNER & WILMS, 2010
- 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)
- 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 nguyenvansangi ORLOV, KHARIN, ANANJEVA, THIEN TAO & QUANG TRUONG, 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, 1869)
- 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 ehecatl CARBAJAL-MÁRQUEZ, CEDEÑO-VÁZQUEZ, MARTÍNEZ-ARCE, NERI-CASTRO & MACHKOUR-M’RABET, 2020
- 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 ashoki VOGEL & VAN ROOIJEN, 2011
- 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 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 schokari (KUHL, 1820)
- Dendrelaphis striatus (COHN, 1905)
- Dendrelaphis striolatus (PETERS, 1867)
- Dendrelaphis subocularis (BOULENGER, 1888)
- Dendrelaphis terrificus (PETERS, 1872)
- 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
- 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 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 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 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 brevicauda (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)
- Gomesophis brasiliensis (GOMES, 1918)
- Gongylosoma baliodeira (BOIE, 1827)
- Gongylosoma longicauda (PETERS, 1871)
- Gongylosoma mukutense GRISMER, DAS & LEONG, 2003
- Gongylosoma nicobariensis (STOLICZKA, 1870)
- 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 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 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 plumbea (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 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 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 calamaria (GÜNTHER, 1858)
- Liopeltis frenata (GÜNTHER, 1858)
- Liopeltis pallidonuchalis POYARKOV, NGUYEN & VOGEL, 2019
- Liopeltis philippina (BOETTGER, 1897)
- Liopeltis rappi (GÜNTHER, 1860)
- 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 haadi SILVA-HAAD, FRANCO & MALDONADO, 2008
- Liotyphlops palauophis MARRA-SANTOS, 2023
- 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 liuchengchaoi ZHANG, JIANG, VOGEL & RAO, 2011
- Lycodon maculatus (COPE, 1895)
- Lycodon meridionalis (BOURRET, 1935)
- Lycodon muelleri DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Lycodon multifasciatus (MAKI, 1931)
- Lycodon multizonatus (ZHAO & JIANG, 1981)
- 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 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 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 inornatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Lycodonomorphus laevissimus (GÜNTHER, 1862)
- Lycodonomorphus leleupi (LAURENT, 1950)
- Lycodonomorphus mlanjensis LOVERIDGE, 1953
- Lycodonomorphus obscuriventris FITZSIMONS, 1963
- Lycodonomorphus rufulus (LICHTENSTEIN, 1823)
- Lycodonomorphus subtaeniatus LAURENT, 1954
- 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 cariei (HOFFSTETTER, 1946)
- 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 pleii (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, 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 churahensis MIRZA, BHARDWAJ & PATEL, 2021
- 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 ROUX, 1914
- 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)
- 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 hannah (CANTOR, 1836)
- 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 convictus (STOLICZKA, 1870)
- Ovophis jenkinsi QIU, WANG, XIA, JIANG, ZENG, WANG, LI & SHI, 2024
- Ovophis makazayazaya (TAKAHASHI, 1922)
- Ovophis malhotrae ZENG, LI, LIU, WU, HOU, ZHAO, NGUYEN, GUO & SHI, 2023
- Ovophis monticola (GÜNTHER, 1864)
- Ovophis okinavensis (BOULENGER, 1892)
- Ovophis tonkinensis (BOURRET, 1934)
- Ovophis zayuensis (JIANG, 1977)
- 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 carinatus WAGLER, 1830
- Pareas chinensis (BARBOUR, 1912)
- Pareas dulongjiangensis LIU, YANG, RAO, GUO & RAO, 2023
- Pareas formosensis (VAN DENBURGH, 1909)
- Pareas geminatus DING, CHEN, SUWANNAPOOM, NGUYEN, POYARKOV & VOGEL, 2020
- 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 xuelinensis LIU & RAO, 2021
- 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 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 gracilis (GÜNTHER, 1862)
- Platyceps insulanus (MERTENS, 1965)
- Platyceps josephi DEEPAK, NARAYANAN, MOHAPATRA, DUTTA, MELVINSELVAN, KHAN, MAHLOW & TILLACK, 2021
- Platyceps karelini (BRANDT, 1838)
- Platyceps ladacensis (ANDERSON, 1871)
- Platyceps largeni (SCHÄTTI, 2001)
- 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 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 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 acuticauda (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, 1875)
- 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 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
- 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 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 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 hidalgoensis TAYLOR, 1942
- 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 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 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 hewstoni (BEDDOME, 1876)
- Teretrurus rhodogaster (WALL, 1921)
- Teretrurus sanguineus (BEDDOME, 1867)
- Teretrurus travancoricus BEDDOME, 1886
- Tetracheilostoma bilineatum (SCHLEGEL, 1839)
- Tetracheilostoma breuili (HEDGES, 2008)
- Tetracheilostoma carlae (HEDGES, 2008)
- Tetralepis fruhstorferi BOETTGER, 1892
- Thamnodynastes longicauda 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 conanti ROSSMAN & BURBRINK, 2005
- 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 lineri ROSSMAN & BURBRINK, 2005
- 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, ARIS-TOTE, 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, ARIS-TOTE, 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 cyanolabris IDIIATULLINA, NGUYEN, BRAGIN, PAWANGKHANANT, LE, VOGEL, DAVID & POYARKOV, 2024
- Trimeresurus davidi CHANDRAMOULI, CAMPBELL & VOGEL, 2020
- 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 (STEINDACHNER, 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 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
- Walterinnesia morgani (MOCQUARD, 1905)
- 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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