Search results
Search Parameters
- Higher taxa: snake
Search results
Species found: 3879
- 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 emilyae ZIEGLER, NGUYEN, PHAM, NGUYEN, PHAM, VAN SCHINGEN, NGUYEN & LE, 2019
- Achalinus formosanus BOULENGER, 1908
- Achalinus hainanus HUANG, 1975
- Achalinus jinggangensis (ZONG & MA, 1983)
- Achalinus juliani ZIEGLER, NGUYEN, PHAM, NGUYEN, PHAM, VAN SCHINGEN, NGUYEN & LE, 2019
- Achalinus meiguensis HU & ZHAO, 1966
- Achalinus niger MAKI, 1931
- Achalinus pingbianensis LI, YU, WU, LIAO, TANG, LIU & GUO, 2020
- Achalinus rufescens BOULENGER, 1888
- 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 werneri VAN DENBURGH, 1912
- 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)
- Adelophis copei DUGÈS, 1879
- Adelophis foxi ROSSMAN & BLANEY, 1968
- 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)
- 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 elegans (PETERS, 1868)
- Afrotyphlops fornasinii (BIANCONI, 1849)
- Afrotyphlops gierrai (MOCQUARD, 1897)
- Afrotyphlops kaimosae (LOVERIDGE, 1935)
- Afrotyphlops liberiensis (HALLOWELL, 1848)
- Afrotyphlops lineolatus (JAN, 1864)
- Afrotyphlops mucruso (PETERS, 1854)
- 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 fronticincta (GÜNTHER, 1858)
- 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 oxyrhyncha BELL, 1825
- Ahaetulla perroteti (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Ahaetulla prasina (BOIE, 1827)
- Ahaetulla pulverulenta (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- 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
- Alsophis antiguae PARKER, 1933
- Alsophis antillensis (SCHLEGEL, 1837)
- Alsophis danforthi COCHRAN, 1938
- Alsophis manselli PARKER, 1933
- Alsophis rijgersmaei COPE, 1869
- Alsophis rufiventris (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Alsophis sajdaki HENDERSON, 1990
- 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 costaricensis (JIMENEZ & SAVAGE, 1963)
- Amerotyphlops lehneri (ROUX, 1926)
- Amerotyphlops microstomus (COPE, 1866)
- Amerotyphlops minuisquamus (DIXON & HENDRICKS, 1979)
- 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)
- 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 tovelli (LOVERIDGE, 1945)
- Anilios troglodytes (STORR, 1981)
- Anilios unguirostris (PETERS, 1867)
- Anilios vagurima ELLIS, 2019
- Anilios waitii (BOULENGER, 1895)
- Anilios wiedii (PETERS, 1867)
- Anilios yampiensis (STORR, 1981)
- Anilios yirrikalae (KINGHORN, 1942)
- Anilios zonula ELLIS, 2016
- Anilius scytale (LINNAEUS, 1758)
- Anomalepis aspinosus TAYLOR, 1939
- Anomalepis colombia MARX, 1953
- Anomalepis flavapices PETERS, 1957
- Anomalepis mexicanus 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 perthensis (STULL, 1932)
- Antaresia stimsoni (SMITH, 1985)
- 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
- 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 cerradoensis DE LEMA, 2003
- 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 quirogai GIRAUDO & SCROCCHI, 1998
- Apostolepis sanctaeritae WERNER, 1924
- Apostolepis serrana DE LEMA & RENNER, 2006
- Apostolepis striata DE LEMA, 2004
- Apostolepis tenuis RUTHVEN, 1927
- Apostolepis tertulianobeui DE LEMA, 2004
- Apostolepis thalesdelemai BORGES-NOJOSA, LIMA, BEZERRA & JAMES, 2016
- Apostolepis underwoodi LEMA & CAMPBELL, 2017
- Apostolepis vittata (COPE, 1887)
- Aprosdoketophis andreonei WALLACH, LANZA & NISTRI, 2010
- Arcanumophis problematicus (MYERS, 1986)
- Archelaphe bella (STANLEY, 1917)
- Argyrogena fasciolata (SHAW, 1802)
- Argyrogena vittacaudata (BLYTH, 1854)
- 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 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 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 albuquerquei DA CUNHA & DO NASCIMENTO, 1983
- Atractus alphonsehogei DA CUNHA & DO NASCIMENTO, 1983
- Atractus altagratiae PASSOS & FERNANDES, 2008
- Atractus alytogrammus KÖHLER & KIECKBUSCH, 2014
- Atractus andinus PRADO, 1944
- Atractus apophis PASSOS & LYNCH, 2010
- Atractus atlas PASSOS, SCANFERLA, MELO- SAMPAIO, BRITO & ALMENDARIZ, 2018
- Atractus atratus PASSOS & LYNCH, 2010
- Atractus attenuates 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 DA 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 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 GONZALES-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 (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 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 & BARRIO-AMORÓS, 2009
- Atractus nasutus PASSOS, FERNANDES & LYNCH, 2009
- Atractus natans HOOGMOED & PRUDENTE, 2003
- Atractus nicefori AMARAL, 1930
- Atractus nigricaudus SCHMIDT & WALKER, 1943
- Atractus nigriventris AMARAL, 1933
- Atractus obesus MARX, 1960
- Atractus obtusirostris WERNER, 1916
- Atractus occidentalis SAVAGE, 1955
- Atractus occipitoalbus (JAN, 1862)
- Atractus ochrosetrus ESQUEDA & LA MARCA, 2005
- Atractus oculotemporalis AMARAL, 1932
- Atractus orcesi SAVAGE, 1955
- Atractus paisa PASSOS, 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 peruvianus (JAN, 1862)
- Atractus poeppigi (JAN, 1862)
- Atractus potschi FERNANDES, 1995
- Atractus punctiventris AMARAL, 1933
- Atractus pyroni ARTEAGA, MEBERT, VALENCIA, CISNEROS-HEREDIA, PEÑAFIEL, REYES-PUIG, VIEIRA-FERNANDES & GUAYASAMIN, 2017
- 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 DA CUNHA & DO NASCIMENTO, 1983
- Atractus spinalis PASSOS, TEXEIRA Jr, RECODER, DE SENA, DAL VECHIO, DE ARRUDA PINTO, MENDONÇA, CASSIMIRO & RODRIGUES, 2013
- Atractus steyermarki ROZE, 1958
- Atractus stygius PASSOS, AZEVEDO, NOGUEIRA, FERNANDES & SWAYA, 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, FERNANDES & LYNCH, 2009
- Atractus torquatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Atractus touzeti SCHARGEL, LAMAR, PASSOS, VALENCIA, CISNEROS-HEREDA & 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 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 zidoki GASC & RODRIGUES, 1979
- Atretium schistosum (DAUDIN, 1803)
- Atretium yunnanensis ANDERSON, 1879
- 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, 1854)
- Boa constrictor LINNAEUS, 1758
- Boa imperator DAUDIN, 1803
- Boa nebulosa LAZELL, 1964
- Boa orophias LINNAEUS, 1758
- Boaedon angolensis BOCAGE, 1895
- 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 lineatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Boaedon littoralis TRAPE & MEDIANNIKOV, 2016
- Boaedon longilineatus TRAPE & MEDIANNIKOV, 2016
- Boaedon maculatus PARKER, 1932
- 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)
- Bogertophis rosaliae (MOCQUARD, 1899)
- Bogertophis subocularis (BROWN, 1901)
- 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 multifasciata (BLYTH, 1861)
- Boiga multomaculata (BOIE, 1827)
- Boiga nigriceps (GÜNTHER, 1863)
- Boiga nuchalis (GÜNTHER, 1875)
- Boiga ochracea (THEOBALD, 1868)
- Boiga philippina (PETERS, 1867)
- Boiga quincunciata (WALL, 1908)
- Boiga saengsomi NUTAPHAND, 1985
- Boiga schultzei TAYLOR, 1923
- Boiga siamensis NUTAPHAND, 1971
- 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 lateralis PETERS, 1862
- Bothriechis marchi (BARBOUR & LOVERIDGE, 1929)
- Bothriechis nigroviridis PETERS, 1859
- Bothriechis nubestris DOAN, MASON, CASTOE, SASA & PARKINSON, 2016
- Bothriechis rowleyi (BOGERT, 1968)
- Bothriechis schlegelii (BERTHOLD, 1846)
- Bothriechis supraciliaris (TAYLOR, 1954)
- Bothriechis thalassinus CAMPBELL & SMITH, 2000
- 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
- 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 insularis (AMARAL, 1922)
- Bothrops itapetiningae (BOULENGER, 1907)
- 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 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 revoili MOCQUARD, 1888
- Brachyorrhos albus (LINNAEUS, 1758)
- Brachyorrhos gastrotaenius (BLEEKER, 1860)
- 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, HOOSEINI & DEHGANNEJHAD, 2014
- Bungarus sindanus BOULENGER, 1897
- Bungarus slowinskii KUCH, KIZIRIAN, NGUYEN, LAWSON, DONNELLY & MEBS, 2005
- Bungarus walli WALL, 1907
- 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 alidae BOULENGER, 1920
- Calamaria andersoni YANG & ZHENG, 2018
- Calamaria apraeocularis SMITH, 1927
- Calamaria banggaiensis KOCH, ARIDA, MCGUIRE, ISKANDAR & BÖHME, 2009
- Calamaria battersbyi INGER & MARX, 1965
- 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, 2009
- 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 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 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 TRUONG, 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 bilineata (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 philippina (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 LOPÉZ-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 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 diamantina FERNANDES & HAMDAN, 2014
- Chironius exoletus (LINNAEUS, 1758)
- Chironius flavolineatus JAN, 1863
- 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 laurenti DIXON, WIEST & CEI, 1993
- Chironius leucometapus DIXON, WIEST & CEI, 1993
- Chironius maculoventris DIXON, WIEST & CEI, 1993
- Chironius monticola ROZE, 1952
- Chironius multiventris SCHMIDT & WALKER, 1943
- Chironius quadricarinatus BOIE, 1827
- Chironius scurrulus (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 viridissima (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 PEREZ-HIGAREDA, LOPEZ-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 brachyura (GÜNTHER, 1866)
- Coronella girondica (DAUDIN, 1803)
- 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 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 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 VAN 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 MEEUVEN, 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 (DOMINGUEZ & 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, 1840)
- 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 BLANFORD, 1881
- 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 crucifera BATES, 2018
- Dasypeltis fasciata SMITH, 1849
- Dasypeltis gansi TRAPE & MANÉ, 2006
- Dasypeltis inornata SMITH, 1849
- Dasypeltis latericia TRAPE & MANÉ, 2006
- 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 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 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 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
- 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 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 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 ORCES & ALMENDARIZ, 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 ORCES & ALMENDARIZ, 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 williamsi CARILLO DE ESPINOZA, 1974
- Dipsina multimaculata (SMITH, 1847)
- 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)
- Drysdalia coronoides (GÜNTHER, 1858)
- Drysdalia mastersii (KREFFT, 1866)
- Drysdalia rhodogaster (JAN, 1873)
- Duberria lutrix (LINNAEUS, 1758)
- Duberria rhodesiana BROADLEY, 1958
- Duberria shirana (BOULENGER, 1894)
- Duberria variegata (PETERS, 1854)
- Echinanthera amoena (JAN, 1863)
- 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 hodgsoni (GÜNTHER, 1860)
- Elaphe moellendorffi (BOETTGER, 1886)
- Elaphe quadrivirgata (BOIE, 1826)
- Elaphe quatuorlineata LACEPEDE, 1789
- Elaphe sauromates (PALLAS, 1811)
- Elaphe schrenckii STRAUCH, 1873
- Elaphe taeniura (COPE, 1861)
- Elaphe urartica JABLONSKI, KUKUSHKIN, AVCI, BUNYATOVA, ILGAZ, TUNIYEV ET JANDZIK, 2019
- 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 MANE, 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, 1945
- 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 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 aesculapii (LINNAEUS, 1758)
- Erythrolamprus albertguentheri (GRAZZIOTIN, ZAHER, MURPHY, SCROCCHI, BENAVIDES, ZHANG & BONATTO, 2012)
- Erythrolamprus almadensis (WAGLER, 1824)
- Erythrolamprus andinus (DIXON, 1983)
- Erythrolamprus atraventer (DIXON & THOMAS, 1985)
- Erythrolamprus bizona JAN, 1863
- Erythrolamprus breviceps (COPE, 1860)
- Erythrolamprus carajasensis (DA CUNHA, NASCIMENTO & AVILA-PIRES, 1985)
- Erythrolamprus ceii (DIXON, 1991)
- Erythrolamprus cobella (LINNAEUS, 1758)
- Erythrolamprus cursor (LACÉPÈDE, 1789)
- Erythrolamprus dorsocorallinus (ESQUEDA, NATERA, LA MARCA & ILIJA-FISTAR, 2007)
- Erythrolamprus epinephalus (COPE, 1862)
- Erythrolamprus festae (PERACCA, 1897)
- 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 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 PALISSOT 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 asperrimus (BOULENGER, 1891)
- Fowlea flavipunctatus (HALLOWELL, 1860)
- Fowlea melanzostus (GRAVENHORST, 1807)
- Fowlea piscator (SCHNEIDER, 1799)
- Fowlea punctulatus (GÜNTHER, 1858)
- Fowlea sanctijohannis (BOULENGER, 1890)
- Fowlea schnurrenbergeri (KRAMER, 1977)
- Fowlea tytleri (BLYTH, 1863)
- Furina barnardi (KINGHORN, 1939)
- Furina diadema (SCHLEGEL, 1837)
- Furina dunmalli (WORRELL, 1955)
- Furina ornata (GRAY, 1842)
- Furina tristis (GÜNTHER, 1858)
- Garthius chaseni (SMITH, 1931)
- Geagras redimitus COPE, 1875
- Geophis anocularis DUNN, 1920
- Geophis bellus MYERS, 2003
- Geophis betaniensis RESTREPO & WRIGHT, 1987
- Geophis bicolor GÜNTHER, 1868
- Geophis blanchardi TAYLOR & SMITH, 1939
- Geophis brachycephalus (COPE, 1871)
- Geophis cancellatus SMITH, 1941
- 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 russatus SMITH & WILLIAMS, 1966
- Geophis ruthveni WERNER, 1925
- Geophis sallaei BOULENGER, 1894
- 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 floweri (BOULENGER, 1899)
- Gerrhopilus fredparkeri (WALLACH, 1996)
- Gerrhopilus hades (KRAUS, 2005)
- Gerrhopilus hedraeus (SAVAGE, 1950)
- Gerrhopilus inornatus (BOULENGER, 1888)
- Gerrhopilus lestes KRAUS, 2017
- Gerrhopilus mcdowelli (WALLACH, 1996)
- Gerrhopilus mirus (JAN, 1860)
- Gerrhopilus oligolepis (WALL, 1909)
- Gerrhopilus persephone KRAUS, 2017
- Gerrhopilus thurstoni (BOETTGER, 1890)
- Gerrhopilus tindalli (SMITH, 1943)
- Gloydius angusticeps SHI, YANG, HUANG, ORLOV & LI, 2018
- Gloydius blomhoffii (BOIE, 1826)
- Gloydius brevicaudus (STEJNEGER, 1907)
- Gloydius caraganus (EICHWALD, 1831)
- Gloydius caucasicus (NIKOLSKY, 1916)
- Gloydius 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 lijianlii JIANG & ZHAO, 2009
- 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 tsushimaensis (ISOGAWA, MORIYA & MITSUI, 1994)
- Gloydius ussuriensis (EMELIANOV, 1929)
- Gomesophis brasiliensis (GOMES, 1918)
- Gongylosoma baliodeira (BOIE, 1827)
- Gongylosoma longicaudum (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 frenatum (GRAY, 1853)
- Gonyosoma jansenii (BLEEKER, 1859)
- Gonyosoma margaritatum PETERS, 1871
- Gonyosoma oxycephalum (BOIE, 1827)
- Gonyosoma prasinum (BLYTH, 1854)
- Gracililima nyassae (GÜNTHER, 1888)
- Grayia caesar (GÜNTHER, 1863)
- 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 maculosa (BLANFORD, 1881)
- Gyiophis salweenensis QUAH, GRISMER, WOOD JR., THURA, ZIN, KYAW5, LWIN, GRISMER & MURDOCH, 2017
- Gyiophis vorisi (MURPHY, 2007)
- Habrophallos collaris (HOOGMOED, 1977)
- Haitiophis anomalus (PETERS, 1863)
- Haldea striatula (LINNAEUS, 1766)
- Hapsidophrys lineatus FISCHER, 1856
- Hapsidophrys principis (BOULENGER, 1906)
- Hapsidophrys smaragdinus (SCHLEGEL, 1837)
- Hebius andreae (ZIEGLER & LE KHAC QUYET, 2006)
- Hebius annamensis (BOURRET, 1934)
- Hebius arquus (DAVID & VOGEL, 2010)
- Hebius atemporale (BOURRET, 1934)
- Hebius beddomei (GÜNTHER, 1864)
- Hebius bitaeniatum (WALL, 1925)
- Hebius boulengeri (GRESSITT, 1937)
- Hebius celebicum (PETERS & DORIA, 1878)
- Hebius chapaensis (BOURRET, 1934)
- Hebius clerki (WALL, 1925)
- Hebius concelarum (MALNATE, 1963)
- Hebius craspedogaster (BOULENGER, 1899)
- Hebius deschauenseei (TAYLOR, 1934)
- Hebius flavifrons (BOULENGER, 1887)
- Hebius frenatum (DUNN, 1923)
- Hebius groundwateri (SMITH, 1922)
- Hebius inas (LAIDLAW, 1901)
- Hebius ishigakiense (MALNATE & MUNSTERMAN, 1960)
- Hebius johannis (BOULENGER, 1908)
- Hebius kerinciense (DAVID & DAS, 2003)
- Hebius khasiense (BOULENGER, 1890)
- Hebius lacrima PURKAYASTHA & DAVID, 2019
- Hebius leucomystax (DAVID, BAIN, QUANG TRUONG, ORLOV, VOGEL, NGOC THANH & ZIEGLER, 2007)
- Hebius metusium (INGER, ZHAO, SHAFFER & WU, 1990)
- Hebius miyajimae (MAKI, 1931)
- Hebius modestum (GÜNTHER, 1875)
- Hebius monticola (JERDON, 1853)
- Hebius nicobariense (SCLATER, 1891)
- Hebius octolineatum (BOULENGER, 1904)
- Hebius optatum (HU & ZHAO, 1966)
- Hebius parallelum (BOULENGER, 1890)
- Hebius petersii (BOULENGER, 1893)
- Hebius popei (SCHMIDT, 1925)
- Hebius pryeri (BOULENGER, 1887)
- Hebius sanguineum (SMEDLEY, 1932)
- Hebius sangzhiensis ZHOU, QI, LU, LYU, WANG, LI & MA, 2019
- Hebius sarasinorum (BOULENGER, 1896)
- Hebius sarawacense (GÜNTHER, 1872)
- Hebius sauteri (BOULENGER, 1909)
- Hebius taronense (SMITH, 1940)
- Hebius venningi (WALL, 1910)
- Hebius vibakari (BOIE, 1826)
- Hebius viperinum (SCHENKEL, 1901)
- Hebius yanbianensis LIU, ZHONG, WANG, LIU & GUO, 2018
- 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 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
- 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, ZHNAG, LI, HUANG & PYRON, 2014
- Herpetoreas pealii (SCLATER, 1891)
- Herpetoreas platyceps (BLYTH, 1854)
- Herpetoreas sieboldii GÜNTHER, 1860
- 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 (HERRMANN, 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 gracilis (SHAW, 1802)
- 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, AVILA & 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 matannensis (BOULENGER, 1897)
- Hypsiscopus plumbea (BOIE, 1827)
- 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)
- Indotyphlops ahsanai (KHAN, 1999)
- Indotyphlops albiceps (BOULENGER, 1898)
- Indotyphlops braminus (DAUDIN, 1803)
- Indotyphlops exiguus (JAN, 1864)
- Indotyphlops filiformis (DUMÉRIL & BIBRON, 1844)
- Indotyphlops fletcheri (WALL, 1919)
- Indotyphlops jerdoni (BOULENGER, 1890)
- 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 mollyozakiae (WALLACH, 2020)
- Indotyphlops pammeces (GÜNTHER, 1864)
- Indotyphlops porrectus (STOLICZKA, 1871)
- 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 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 gentilis (BAIRD & GIRARD, 1853)
- 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 polyzona COPE, 1860
- Lampropeltis pyromelana (COPE, 1866)
- Lampropeltis ruthveni BLANCHARD, 1920
- Lampropeltis splendida (BAIRD & GIRARD, 1853)
- Lampropeltis triangulum (LACÉPÈDE, 1789)
- Lampropeltis webbi BRYSON, DIXON & LAZCANO, 2005
- Lampropeltis zonata (LOCKINGTON, 1835)
- Lamprophis abyssinicus MOCQUARD, 1906
- Lamprophis aurora (LINNAEUS, 1758)
- Lamprophis erlangeri (STERNFELD, 1908)
- Lamprophis fiskii BOULENGER, 1887
- Lamprophis fuscus BOULENGER, 1893
- Lamprophis geometricus (SCHLEGEL, 1837)
- Lamprophis guttatus (SMITH, 1843)
- 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, 2014
- Leptodeira annulata (LINNAEUS, 1758)
- Leptodeira ashmeadii (HALLOWELL, 1845)
- Leptodeira bakeri RUTHVEN, 1936
- Leptodeira frenata (COPE, 1886)
- Leptodeira maculata (HALLOWELL, 1861)
- Leptodeira nigrofasciata GÜNTHER, 1868
- Leptodeira polysticta (GÜNTHER, 1895)
- Leptodeira punctata (PETERS, 1866)
- Leptodeira rhombifera GÜNTHER, 1872
- Leptodeira rubricata (COPE, 1893)
- Leptodeira septentrionalis (KENNICOTT, 1859)
- Leptodeira splendida GÜNTHER, 1885
- Leptodeira uribei (BAUTISTA & SMITH, 1992)
- Leptodrymus pulcherrimus (COPE, 1874)
- Leptophis ahaetulla (LINNAEUS, 1758)
- Leptophis coeruleodorsus OLIVER, 1942
- Leptophis cupreus (COPE, 1868)
- Leptophis depressirostris (COPE, 1861)
- Leptophis diplotropis (GÜNTHER, 1872)
- Leptophis haileyi MURPHY, CHARLES, LEHTINEN & KOELLER, 2013
- Leptophis mexicanus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Leptophis modestus (GÜNTHER, 1872)
- Leptophis nebulosus OLIVER, 1942
- Leptophis riveti DESPAX, 1910
- Leptophis stimsoni HARDING, 1995
- 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 logonensis TRAPE, 2019
- Letheobia lumbriciformis (PETERS, 1874)
- Letheobia manni (LOVERIDGE, 1941)
- Letheobia mbeerensis MALONZA, BAUER & NGWAVA, 2016
- Letheobia newtoni (BOCAGE, 1890)
- Letheobia pallida COPE, 1868
- 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 zenkeri STERNFELD, 1908
- 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 pygaea (COPE, 1871)
- 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, C’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 beui (AMARAL, 1924)
- Liotyphlops caissara CENTENO, SAWAYA & GERMANO, 2010
- Liotyphlops haadi SILVA-HAAD, FRANCO & MALDONADO, 2008
- Liotyphlops schubarti VANZOLINI, 1948
- Liotyphlops sousai MARRA-SANTOS & REIS, 2018
- Liotyphlops taylori MARRA-SANTOS & REIS, 2018
- Liotyphlops ternetzii (BOULENGER, 1896)
- Liotyphlops trefauti FREIRE, CARAMASCHI, SUZART ARGOLO, 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 anamallensis GÜNTHER, 1864
- Lycodon aulicus (LINNAEUS, 1758)
- Lycodon banksi LUU, BONKOWSKI, NGUYEN, LE, CALAME & ZIEGLER, 2018
- Lycodon bibonius OTA & ROSS, 1994
- 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 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 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 mackinnoni WALL, 1906
- Lycodon meridionalis (BOURRET, 1935)
- Lycodon muelleri DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Lycodon multifasciatus (MAKI, 1931)
- Lycodon multizonatus (ZHAO & JIANG, 1981)
- Lycodon namdongensis LUU, ZIEGLER , HA, LE & HOANG, 2019
- Lycodon nympha (DAUDIN, 1803)
- Lycodon ophiophagus VOGEL, DAVID, PAUWELS, SUMONTHA, NORVAL, HENDRIX, VU & ZIEGLER, 2009
- Lycodon orientalis (HILGENDORF, 1880)
- Lycodon paucifasciatus RENDAHL in SMITH, 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 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 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 carleti (DOMERGUE, 1995)
- 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 depressirostre LAURENT, 1968
- Lycophidion hellmichi LAURENT, 1964
- Lycophidion irroratum (LEACH, 1819)
- 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 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 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, KHOSROVANI, MORADI, AKBARI, SEHHATISABET, SHAFIEI, STÜMPEL & JOGER, 2018
- Macrovipera schweizeri (WERNER, 1935)
- 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 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 ruficaudus (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 mentovarius (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- 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)
- Metlapilcoatlus indomitus (SMITH & FERRARI-CASTRO, 2008)
- Metlapilcoatlus mexicanus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Metlapilcoatlus nummifer (RÜPPELL, 1845)
- Metlapilcoatlus occiduus (HOGE, 1966)
- Metlapilcoatlus olmec (PEREZ-HIGAREDA, SMITH, JULIA-ZERTUCHE, 1985)
- Micrelaps bicoloratus STERNFELD, 1908
- Micrelaps muelleri BOETTGER, 1880
- Micrelaps vaillanti (MOCQUARD, 1888)
- 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 annellatus PETERS, 1871
- Micrurus averyi SCHMIDT, 1939
- Micrurus baliocoryphus (COPE, 1860)
- Micrurus bernadi (COPE, 1887)
- Micrurus bocourti (JAN, 1872)
- Micrurus bogerti ROZE, 1967
- Micrurus boicora BERNARDE, TURCI, ABEGG & FRANCO, 2018
- Micrurus brasiliensis ROZE, 1967
- Micrurus browni SCHMIDT & SMITH, 1943
- Micrurus camilae RENJIFO & LUNDBERG, 2003
- Micrurus circinalis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus clarki SCHMIDT, 1936
- Micrurus collaris (SCHLEGEL, 1837)
- 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 fulvius (LINNAEUS, 1766)
- Micrurus hemprichii (JAN, 1858)
- Micrurus hippocrepis (PETERS, 1862)
- Micrurus ibiboboca (MERREM, 1820)
- Micrurus isozonus (COPE, 1860)
- 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 mipartitus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus mosquitensis SCHMIDT, 1933
- Micrurus multifasciatus JAN, 1858
- Micrurus multiscutatus RENDAHL & VESTERGREN, 1940
- Micrurus narduccii (JAN, 1863)
- Micrurus nattereri SCHMIDT, 1952
- Micrurus nebularis ROZE, 1989
- Micrurus nigrocinctus (GIRARD, 1854)
- Micrurus obscurus (JAN, 1872)
- Micrurus oligoanellatus AYERBE & LÓPEZ, 2005
- Micrurus ornatissimus (JAN, 1858)
- Micrurus pacaraimae MORATO DE CARVALHO, 2002
- Micrurus pachecogili CAMPBELL, 2000
- Micrurus paraensis DA CUNHA & NASCIMENTO, 1973
- Micrurus peruvianus SCHMIDT, 1936
- Micrurus petersi ROZE, 1967
- Micrurus potyguara PIRES, DA SILVA Jr, FEITOSA, PRUDENTE, PREIRA-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 renjifoi (LAMAR, 2003)
- Micrurus ruatanus (GÜNTHER, 1895)
- Micrurus sangilensis NICEFORO MARIA, 1942
- Micrurus scutiventris (COPE, 1869)
- 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)
- 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 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 & MANE, 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)
- 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 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 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)
- 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 (SEOANE, 1885)
- Natrix helvetica (LACÉPÈDE, 1789)
- Natrix maura (LINNAEUS, 1758)
- Natrix natrix (LINNAEUS, 1758)
- Natrix tessellata (LAURENTI, 1768)
- Nawaran oenpelliensis (GOW, 1977)
- Neelaps calonotus (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 hudsoni PARKER, 1940
- Ninia maculata (PETERS, 1861)
- Ninia pavimentata (BOCOURT, 1883)
- Ninia psephota (COPE, 1875)
- Ninia sebae (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Ninia teresitae ANGARITA-SIERRA & LYNCH, 2017
- Notechis scutatus (PETERS, 1861)
- Nothopsis rugosus COPE, 1871
- 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 arenarius VASSILIEVA, 2015
- Oligodon arnensis (SHAW, 1802)
- Oligodon barroni (SMITH, 1916)
- Oligodon bitorquatus BOIE, 1827
- Oligodon booliati LEONG & GRISMER, 2004
- Oligodon brevicauda GÜNTHER, 1862
- Oligodon calamarius (LINNAEUS, 1758)
- Oligodon catenatus (BLYTH, 1854)
- Oligodon cattienensis VASSILIEVA, GEISSLER, GALOYAN, POYARKOV Jr, VAN DEVENDER & BÖHME, 2013
- Oligodon chinensis (GÜNTHER, 1888)
- 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, 1917
- Oligodon planiceps (BOULENGER, 1888)
- Oligodon praefrontalis WERNER, 1913
- 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, YUSHENKO & POYARKOV, 2020
- Oligodon saintgironsi DAVID, VOGEL & PAUWELS, 2008
- Oligodon saiyok SUMONTHA, KUNYA, DANGSRI & PAUWELS, 2017
- Oligodon signatus (GÜNTHER, 1864)
- Oligodon splendidus (GÜNTHER, 1875)
- Oligodon sublineatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Oligodon taeniatus (GÜNTHER, 1861)
- Oligodon taeniolatus (JERDON, 1853)
- Oligodon theobaldi (GÜNTHER, 1868)
- Oligodon torquatus (BOULENGER, 1888)
- Oligodon travancoricus BEDDOME, 1877
- Oligodon trilineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- 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 & CASTANEDA, 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, CUONG THE PHAM, TRUONG QUANG 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 makazayazaya (TAKAHASHI, 1922)
- 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 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 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
- 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 ramspotti CROTHER, WHITE, SAVAGE, ECKSTUT, GRAHAM & GARDNER, 2011
- Pantherophis slowinskii (BURBRINK, 2002)
- Pantherophis spiloides (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- 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)
- Paratapinophis praemaxillaris ANGEL, 1929
- Pareas andersonii (BOULENGER, 1888)
- Pareas atayal YOU, POYARKOV & LIN, 2015
- Pareas boulengeri (ANGEL, 1920)
- Pareas carinatus (WAGLER, 1830)
- Pareas chinensis (BARBOUR, 1912)
- Pareas formosensis (VAN DENBURGH, 1909)
- Pareas geminatus DING, CHEN, SUWANNAPOOM, NGUYEN, POGARKOV & VOGEL, 2020
- Pareas hamptoni (BOULENGER, 1905)
- Pareas iwasakii (MAKI, 1937)
- Pareas komaii (MAKI, 1931)
- Pareas macularius THEOBALD, 1868
- Pareas margaritophorus (JAN, 1866)
- Pareas menglaensis WANG, CHE, LIU, KI, JIN, JIANG, SHI & GUO, 2020
- Pareas mengziensis WANG, CHE, LIU, KI, JIN, JIANG, SHI & GUO, 2020
- Pareas modestus THEOBALD, 1868
- Pareas monticola (CANTOR, 1839)
- Pareas nigriceps GUO & DENG, 2009
- Pareas nuchalis (BOULENGER, 1900)
- Pareas stanleyi (BOULENGER, 1914)
- Pareas vindumi VOGEL, 2015
- Paroplocephalus atriceps (STORR, 1980)
- Persiophis fahimii RAJABIZADEH, PYRON, NAZAROV, POYARKOV, ADRIAENS & HERREL, 2020
- Phalotris cerradensis SILVEIRA, 2020
- Phalotris concolor FERRAREZZI, 1993
- Phalotris cuyanus (CEI, 1984)
- Phalotris labiomaculatus DE LEMA, 2002
- Phalotris lativittatus FERRAREZZI, 1993
- Phalotris lemniscatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Phalotris matogrossensis LEMA, D’AGOSTINI & CAPPELARI, 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 tricolor (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Philodryas aestiva (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Philodryas amaru ZAHER, ARREDONDO, VALENCIA, ARBELÁEZ, RODRIGUES & ALTAMIRANO-BENAVIDES, 2014
- 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 psammophidea GÜNTHER, 1872
- Philodryas simonsii BOULENGER, 1900
- Philodryas tachymenoides (SCHMIDT & WALKER, 1943)
- Philodryas trilineata (BURMEISTER, 1861)
- Philodryas varia (JAN, 1863)
- Philothamnus angolensis BOCAGE, 1882
- Philothamnus battersbyi LOVERIDGE, 1951
- Philothamnus bequaerti (SCHMIDT, 1923)
- Philothamnus carinatus (ANDERSSON, 1901)
- Philothamnus dorsalis (BOCAGE, 1866)
- Philothamnus girardi BOCAGE, 1893
- Philothamnus heterodermus (HALLOWELL, 1857)
- Philothamnus heterolepidotus (GÜNTHER, 1863)
- Philothamnus hoplogaster (GÜNTHER, 1863)
- Philothamnus hughesi TRAPE & ROUX-ESTEVE, 1990
- Philothamnus irregularis (LEACH, 1819)
- Philothamnus macrops (BOULENGER, 1895)
- 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 iarakaensis (DOMERGUE, 1994)
- Phisalixella tulearensis (DOMERGUE, 1995)
- Phisalixella variabilis (BOULENGER, 1896)
- Phrynonax poecilonotus (GÜNTHER, 1858)
- Phrynonax polylepis (PETERS, 1867)
- 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 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 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 somalicus (BOULENGER, 1896)
- Platyceps taylori (PARKER, 1949)
- Platyceps thomasi (PARKER, 1931)
- Platyceps variabilis (BOULENGER, 1905)
- Platyceps ventromaculatus (GRAY, 1834)
- Platyplectrurus madurensis BEDDOME, 1877
- Platyplectrurus trilineatus (BEDDOME, 1867)
- Plectrurus aureus BEDDOME, 1880
- Plectrurus guentheri BEDDOME, 1863
- Plectrurus perroteti DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Plesiodipsas perijanensis (ALEMAN, 1953)
- Pliocercus elapoides COPE, 1860
- Pliocercus euryzonus COPE, 1862
- Poecilopholis cameronensis BOULENGER, 1903
- Polemon acanthias (REINHARDT, 1860)
- 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 SOLORZANO, 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 frontalis (PETERS, 1867)
- Prosymna greigerti MOCQUARD, 1906
- Prosymna janii BIANCONI, 1862
- Prosymna lineata (PETERS, 1871)
- 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 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 namibensis BROADLEY, 1975
- 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 (FORSKAL, 1775)
- Psammophis sibilans (LINNAEUS, 1758)
- Psammophis subtaeniatus PETERS, 1882
- Psammophis sudanensis WERNER, 1919
- Psammophis tanganicus LOVERIDGE, 1940
- Psammophis trigrammus GÜNTHER, 1865
- Psammophis trinasalis WERNER, 1902
- 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
- Pseudablabes agassizii (JAN, 1863)
- Pseudablabes arnaldoi (AMARAL, 1932)
- Pseudablabes patagoniensis (GIRARD, 1858)
- 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 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
- 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)
- Pseudotomodon trigonatus (LEYBOLD, 1873)
- 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, 1858)
- 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, 1854)
- Ptyas semicarinata (HALLOWELL, 1861)
- Ptychophis flavovirgatus GOMES, 1915
- Python anchietae BOCAGE, 1887
- Python bivittatus KUHL, 1820
- Python breitensteini STEINDACHNER, 1881
- Python brongersmai STULL, 1938
- Python curtus SCHLEGEL, 1872
- Python kyaiktiyo ZUG, GOTTE & JACOBS, 2011
- Python molurus (LINNAEUS, 1758)
- Python natalensis SMITH, 1840
- Python regius (SHAW, 1802)
- Python sebae (GMELIN, 1789)
- Pythonodipsas carinata GÜNTHER, 1868
- Rabdion forsteni DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Rabdion grovesi AMARASINGHE, VOGEL, MCGUIRE, SIDIK, SUPRIATNA & INEICH, 2015
- Raclitia indica GRAY, 1842
- Ramphotyphlops acuticaudus (PETERS, 1877)
- Ramphotyphlops adocetus WYNN, REYNOLDS, BUDEN, FALANRUW & LYNCH, 2012
- Ramphotyphlops angusticeps (PETERS, 1877)
- Ramphotyphlops becki (TANNER, 1948)
- Ramphotyphlops bipartitus (SAUVAGE, 1879)
- Ramphotyphlops conradi (PETERS, 1875)
- Ramphotyphlops cumingii (GRAY, 1845)
- Ramphotyphlops depressus PETERS, 1880
- 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 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 dissecta (COPE, 1896)
- Rena dugesii (BOCOURT, 1881)
- Rena dulcis BAIRD & GIRARD, 1853
- Rena humilis BAIRD & GIRARD, 1853
- Rena iversoni (SMITH, BREUKELEN, AUTH & CHISZAR, 1998)
- Rena maxima (LOVERIDGE, 1932)
- Rena myopica (GARMAN, 1884)
- 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 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 conspicillatus (GÜNTHER, 1872)
- Rhabdophis flaviceps (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Rhabdophis guangdongensis ZHU, WANG, TAKEUCHI & ZHAO, 2014
- Rhabdophis himalayanus (GÜNTHER, 1864)
- 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 spilogaster (BOIE, 1827)
- 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-DÎAZ, 1994)
- Rhadinella xerophila ARIANO-SÁNCHEZ & CAMPBELL, 2018
- Rhadinophanes monticola MYERS & CAMPBELL, 1981
- Rhamnophis aethiopissa GÜNTHER, 1862
- Rhamnophis batesii (BOULENGER, 1908)
- 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 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 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 scortecci (GANS & LAURENT, 1965)
- Rhinotyphlops unitaeniatus (PETERS, 1878)
- Rhynchocalamus arabicus SCHMIDT, 1933
- Rhynchocalamus dayanae TAMAR, ŠMÍD, GÖÇMEN, MEIRI & CARRANZA, 2016
- Rhynchocalamus levitoni TORKI, 2017
- Rhynchocalamus melanocephalus (JAN, 1862)
- Rhynchocalamus satunini (NIKOLSKY, 1899)
- Rodriguesophis chui (RODRIGUES, 1993)
- Rodriguesophis iglesiasi (GOMES, 1915)
- Rodriguesophis scriptorcibatus (RODRIGUES, 1993)
- 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 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)
- Senticolis triaspis (COPE, 1866)
- Siagonodon acutirostris PINTO & CURCIO, 2011
- Siagonodon borrichianus (DEGERBØL, 1923)
- Siagonodon cupinensis (BAILEY & CARVALHO, 1946)
- 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 carri (SHREVE, 1951)
- Sibon dimidiatus (GÜNTHER, 1872)
- Sibon dunni PETERS, 1957
- Sibon lamari SOLORZANO, 2001
- Sibon linearis PEREZ-HIGAREDA, LOPEZ-LUNA & SMITH, 2002
- Sibon longifrenis (STEJNEGER, 1909)
- Sibon manzanaresi MCCRANIE, 2007
- 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 sanniolus (COPE, 1866)
- 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 bimaculatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Simoselaps littoralis (STORR, 1968)
- Simoselaps minimus (WORRELL, 1960)
- Sinomicrurus hatori (TAKAHASHI, 1930)
- Sinomicrurus houi WANG, PENG & HUANG, 2018
- Sinomicrurus japonicus (GÜNTHER, 1868)
- Sinomicrurus kelloggi (POPE, 1928)
- Sinomicrurus macclellandi (REINHARDT, 1844)
- Sinomicrurus nigriventer (WALL, 1908)
- Sinomicrurus peinani LIU, YAN, HOU, WANG, NGUYEN, MURPHY, CHE & GUO, 2020
- Sinomicrurus sauteri (STEINDACHNER, 1913)
- 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, 1854)
- 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, 1884)
- 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 pullatus (LINNAEUS, 1758)
- Spilotes sulphureus (WAGLER, 1824)
- Stegonotus admiraltiensis RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- 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 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 borneensis (BOULENGER, 1899)
- Stoliczkia khasiensis JERDON, 1870
- 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 (ROSEN, 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 affinis BOULENGER, 1896
- Tachymenis attenuata WALKER, 1945
- Tachymenis chilensis (SCHLEGEL, 1837)
- Tachymenis elongata DESPAX, 1910
- Tachymenis peruviana WIEGMANN, 1834
- Tachymenis tarmensis WALKER, 1945
- Taeniophallus affinis (GÜNTHER, 1858)
- Taeniophallus bilineatus (FISCHER, 1885)
- Taeniophallus brevirostris (PETERS, 1863)
- Taeniophallus nebularis SCHARGEL, RIVAS & MYERS, 2005
- Taeniophallus nicagus (COPE, 1868)
- Taeniophallus occipitalis (JAN, 1863)
- Taeniophallus persimilis (COPE, 1869)
- Taeniophallus poecilopogon (COPE, 1863)
- Taeniophallus quadriocellatus SANTOS, DI-BERNARDO & DI LEMA, 2008
- 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 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, MENDELSOHN & GUTIÉRREZ-MAYÉN, 2002
- Tantilla rubra COPE, 1875
- Tantilla ruficeps (COPE, 1894)
- Tantilla schistosa (BOCOURT, 1883)
- 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 (FORSKAL, 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 rhodogaster WALL, 1921
- Teretrurus sanguineus (BEDDOME, 1867)
- Tetracheilostoma bilineatum (SCHLEGEL, 1839)
- Tetracheilostoma breuili (HEDGES, 2008)
- Tetracheilostoma carlae (HEDGES, 2008)
- Tetralepis fruhstorferi BOETTGER, 1892
- Thamnodynastes almae FRANCO & FERREIRA, 2003
- Thamnodynastes ceibae BAILEY & THOMAS, 2007
- Thamnodynastes chaquensis BERGNA & ALVAREZ, 1993
- Thamnodynastes chimanta ROZE, 1958
- Thamnodynastes corocoroensis GORZULA & AYARZAGÜENA, 1996
- Thamnodynastes dixoni BAILEY & THOMAS, 2007
- Thamnodynastes duida MYERS & DONNELLY, 1996
- Thamnodynastes gambotensis PEREZ-SANTOS & MORENO, 1989
- Thamnodynastes hypoconia (COPE, 1860)
- Thamnodynastes lanei BAILEY, THOMAS & DA SILVA, 2005
- Thamnodynastes longicaudus FRANCO, FERREIRA, MARQUES & SAZIMA, 2003
- Thamnodynastes marahuaquensis GORZULA & AYARZAGÜENA, 1996
- Thamnodynastes pallidus (LINNAEUS, 1758)
- Thamnodynastes paraguanae BAILEY & THOMAS, 2007
- Thamnodynastes phoenix FRANCO, TREVINE, MONTINGELLI & ZAHER, 2017
- Thamnodynastes ramonriveroi MANZANILLA & SÁNCHEZ, 2005
- Thamnodynastes rutilus (PRADO, 1942)
- Thamnodynastes sertanejo BAILEY, THOMAS & DA SILVA, 2005
- Thamnodynastes strigatus (GÜNTHER, 1858)
- Thamnodynastes yavi MYERS & DONNELLY, 1996
- 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 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 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
- Tomodon ocellatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Tomodon orestes HARVEY & MUÑOZ, 2004
- Toxicocalamus buergersi (STERNFELD, 1913)
- Toxicocalamus cratermontanus KRAUS, 2017
- Toxicocalamus ernstmayri O'SHEA, PARKER & KAISER, 2015
- Toxicocalamus grandis (BOULENGER, 1914)
- Toxicocalamus holopelturus MCDOWELL, 1969
- 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 pachysomus KRAUS, 2009
- Toxicocalamus preussi (STERNFELD, 1913)
- Toxicocalamus pumehanae O'SHEA, ALLISON & KAISER, 2018
- Toxicocalamus spilolepidotus MCDOWELL, 1969
- Toxicocalamus stanleyanus BOULENGER, 1903
- Toxicodryas blandingii (HALLOWELL, 1844)
- Toxicodryas pulverulenta (FISCHER, 1856)
- Trachischium apteii BHOSALE, GOWANDE & MIRZA, 2019
- Trachischium fuscum (BLYTH, 1854)
- Trachischium guentheri BOULENGER, 1890
- Trachischium laeve PERACCA, 1904
- Trachischium monticola (CANTOR, 1839)
- Trachischium sushantai RAHA, DAS, BAG, DEBNATH & PRAMANICK, 2018
- Trachischium tenuiceps (BLYTH, 1854)
- Trachyboa boulengeri PERACCA, 1910
- Trachyboa gularis PETERS, 1860
- 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 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 guayaquilensis (OREJAS-MIRANDA & PETERS, 1970)
- 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 andalasensis DAVID, VOGEL, VIJAYAKUMAR & VIDAL, 2006
- Trimeresurus andersonii THEOBALD, 1868
- Trimeresurus arunachalensis CAPTAIN, DEEPAK, PANDIT, BHATT & ATHREYA, 2019
- Trimeresurus borneensis (PETERS, 1872)
- Trimeresurus brongersmai HOGE, 1969
- Trimeresurus cantori (BLYTH, 1846)
- Trimeresurus cardamomensis (MALHOTRA, THORPE, MRINALINI & STUART, 2011)
- Trimeresurus caudornatus CHEN, DING, VOGEL & SHI, 2020
- Trimeresurus davidi CHANDRAMOULI, CAMPBELL & VOGEL, 2020
- Trimeresurus erythrurus (CANTOR, 1839)
- Trimeresurus fasciatus (BOULENGER, 1896)
- Trimeresurus flavomaculatus (GRAY, 1842)
- Trimeresurus gracilis OSHIMA, 1920
- Trimeresurus gramineus (SHAW, 1802)
- Trimeresurus gumprechti DAVID, VOGEL, PAUWELS & VIDAL, 2002
- Trimeresurus gunaleni VOGEL, DAVID & SIDIK, 2014
- Trimeresurus hageni (LIDTH DE JEUDE, 1886)
- Trimeresurus honsonensis (GRISMER, NGO & GRISMER, 2008)
- Trimeresurus insularis KRAMER, 1977
- Trimeresurus kanburiensis SMITH, 1943
- Trimeresurus labialis (STEINDACHNER, 1867)
- Trimeresurus macrolepis BEDDOME, 1862
- Trimeresurus macrops KRAMER, 1977
- Trimeresurus malabaricus (JERDON, 1854)
- Trimeresurus malcolmi LOVERIDGE, 1938
- 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 puniceus (BOIE, 1827)
- 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 strigatus GRAY, 1842
- Trimeresurus sumatranus (RAFFLES, 1822)
- Trimeresurus tibetanus HUANG, 1982
- Trimeresurus trigonocephalus (LATREILLE, 1801)
- Trimeresurus truongsonensis ORLOV, RYABOV, THANH & H CUC, 2004
- Trimeresurus venustus VOGEL, 1991
- Trimeresurus vogeli DAVID, VIDAL & PAUWELS, 2001
- Trimeresurus wiroti TRUTNAU, 1981
- Trimeresurus yingjiangensis CHEN, ZHANG, SHI, TANG, GUO, SONG & DING, 2019
- Trimeresurus yunnanensis SCHMIDT, 1925
- Trimerodytes aequifasciatus (BARBOUR, 1908)
- Trimerodytes annularis (HALLOWELL, 1856)
- Trimerodytes balteatus COPE, 1895
- Trimerodytes percarinatus (BOULENGER, 1899)
- 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, 1938
- Trimorphodon quadruplex SMITH, 1941
- Trimorphodon tau COPE, 1870
- Trimorphodon vilkinsonii COPE, 1886
- Tropidechis carinatus (KREFFT, 1863)
- Tropidoclonion lineatum (HALLOWELL, 1856)
- Tropidodipsas annulifera BOULENGER, 1894
- Tropidodipsas fasciata GÜNTHER, 1858
- Tropidodipsas fischeri (BOULENGER, 1894)
- Tropidodipsas philippii (JAN, 1863)
- Tropidodipsas repleta SMITH, LEMOS-ESPINAL, HARTMAN & CHISZAR, 2005
- Tropidodipsas sartorii COPE, 1863
- 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, 1897)
- 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 statisticus MALNATE & UNDERWOOD, 1988
- Tropidonophis truncatus (PETERS, 1863)
- Tropidophis battersbyi LAURENT, 1949
- Tropidophis bucculentus (COPE, 1868)
- Tropidophis canus (COPE, 1868)
- Tropidophis caymanensis BATTERSBY, 1938
- Tropidophis celiae HEDGES, ESTRADA & DIAZ, 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 haetianus (COPE, 1879)
- Tropidophis hardyi SCHWARTZ & GARRIDO, 1975
- Tropidophis hendersoni HEDGES & GARRIDO, 2002
- Tropidophis jamaicensis STULL, 1928
- 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 DOMINGUEZ, FONG & ITURRIAGA, 2013
- Typhlops lumbricalis (LINNAEUS, 1758)
- Typhlops oxyrhinus DOMINGUEZ & DIAZ, 2011
- Typhlops pachyrhinus DOMINGUEZ & DIAZ, 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 ceylanica CUVIER, 1829
- Uropeltis dindigalensis (BEDDOME, 1877)
- Uropeltis ellioti (GRAY, 1858)
- Uropeltis grandis (BEDDOME, 1867)
- 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 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, TUNIYEV, 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 valeriae BAIRD & GIRARD, 1853
- Wallaceophis gujaratensis MIRZA, VYAS, PATEL, MAHETA & SANAP, 2016
- 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 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 argentea (DAUDIN, 1803)
- Xenoxybelis boulengeri (PROCTER, 1923)
- Xerotyphlops etheridgei (WALLACH, 2002)
- Xerotyphlops luristanicus TORKI, 2017
- 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 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)
Advanced search
Please use the following text boxes to conduct your search. To see a complete list of every species in the Reptile Database, leave the text boxes blank and click on 'Search'. To perform an exact match against the parameters you enter, check the boxes beside the fields. More details in search tips