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Species found: 952
- Ablepharus bivittatus (MENETRIES, 1832)
- Acanthocercus atricollis (SMITH, 1849)
- Acanthodactylus boskianus (DAUDIN, 1802)
- Acanthodactylus cantoris GÜNTHER, 1864
- Acanthophis antarcticus (SHAW, 1802)
- Acanthophis praelongus RAMSAY, 1877
- Acanthophis rugosus LOVERIDGE, 1948
- Achalinus formosanus BOULENGER, 1908
- Acontias plumbeus BIANCONI, 1849
- Acrantophis dumerili JAN, 1860
- Acrantophis madagascariensis (DUMÉRIL & BIBRON, 1844)
- Acrochordus arafurae MCDOWELL, 1979
- Acrochordus granulatus (SCHNEIDER, 1799)
- Acrochordus javanicus HORNSTEDT, 1787
- Adelphicos veraepacis STUART, 1941
- Adelphostigma occipitalis (JAN, 1863)
- Afrotyphlops lineolatus (JAN, 1864)
- Afrotyphlops schlegelii (BIANCONI, 1849)
- Agama aculeata MERREM, 1820
- Agama africana (HALLOWELL, 1844)
- Agama agama (LINNAEUS, 1758)
- Agama atra DAUDIN, 1802
- Agkistrodon bilineatus GÜNTHER, 1863
- Agkistrodon contortrix (LINNAEUS, 1766)
- Agkistrodon laticinctus GLOYD & CONANT, 1934
- Agkistrodon piscivorus (LACÉPÈDE, 1789)
- Ahaetulla flavescens (WALL, 1910)
- Ahaetulla prasina (BOIE, 1827)
- Alsophis rijgersmaei COPE, 1870
- Amalosia lesueurii (DUMÉRIL & BIBRON, 1836)
- Amastridium sapperi (WERNER, 1903)
- Amblyodipsas concolor (SMITH, 1849)
- Ameiva ameiva (LINNAEUS, 1758)
- Ameivula ocellifera (SPIX, 1825)
- Amerotyphlops reticulatus (LINNAEUS, 1758)
- Amphiesma stolatum (LINNAEUS, 1758)
- Amphisbaena alba LINNAEUS, 1758
- Amphisbaena darwinii DUMÉRIL & BIBRON, 1839
- Amphisbaena fuliginosa LINNAEUS, 1758
- Anguis fragilis LINNAEUS, 1758
- Anilios kimberleyensis (STORR, 1981)
- Anilius scytale (LINNAEUS, 1758)
- Anolis auratus DAUDIN, 1802
- Anolis carolinensis VOIGT, 1832
- Anolis cristatellus DUMÉRIL & BIBRON, 1837
- Anolis fuscoauratus D’ORBIGNY, 1837
- Anolis laeviventris (WIEGMANN, 1834)
- Anolis pulchellus DUMÉRIL & BIBRON, 1837
- Anolis punctatus DAUDIN, 1802
- Anolis sagrei DUMÉRIL & BIBRON, 1837
- Anomochilus monticola DAS, LAKIM, LIM & HUI, 2008
- Apalone spinifera (LESUEUR, 1827)
- Aparallactus lunulatus (PETERS, 1854)
- Aphaniotis fusca (PETERS, 1864)
- Aplopeltura boa (BOIE, 1828)
- Apostolepis flavotorquata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Aprasia parapulchella KLUGE, 1974
- Arrhyton vittatum (GUNDLACH, 1861)
- Aspidelaps lubricus (LAURENTI, 1768)
- Aspidites melanocephalus (KREFFT, 1864)
- Aspidites ramsayi (MACLEAY, 1882)
- Aspidoscelis arizonae (VAN DENBURGH, 1896)
- Aspidoscelis exsanguis (LOWE, 1956)
- Aspidoscelis inornatus (BAIRD, 1859)
- Aspidoscelis marmoratus (BAIRD & GIRARD, 1852)
- Aspidoscelis neomexicanus (LOWE & ZWEIFEL, 1952)
- Aspidoscelis scalaris (COPE, 1892)
- Aspidoscelis sexlineatus (LINNAEUS, 1766)
- Aspidoscelis tesselatus (SAY, 1822)
- Aspidoscelis tigris (BAIRD & GIRARD, 1852)
- Aspidoscelis uniparens (WRIGHT & LOWE, 1965)
- Aspidura desilvai WICKRAMASINGHE, BANDARA, VIDANAPATHIRANA & WICKRAMASINGHE, 2019
- Asthenodipsas jamilinaisi QUAH, GRISMER, LIM, ANUAR & IMBUN, 2019
- Asthenodipsas stuebingi QUAH, GRISMER, LIM, ANUAR & IMBUN, 2019
- Asthenodipsas tropidonotus (LIDTH DE JEUDE, 1923)
- Asthenodipsas vertebralis (BOULENGER, 1900)
- Atheris squamigera HALLOWELL, 1854
- Atractaspis engaddensis HAAS, 1950
- Atractaspis microlepidota GÜNTHER, 1866
- Atractus marthae MENESES-PELAYO & PASSOS, 2019
- Atractus michaelsabini ARTEAGA, QUEZADA, VIEIRA & GUAYASAMIN, 2022
- Atractus ronnie PASSOS, FERNANDES & BORGES-NOJOSA, 2007
- Azemiops feae BOULENGER, 1888
- Bachia beebei MURPHY, SALVI, SANTOS, BRASWELL, CHARLES, BORZÉE & JOWERS, 2019
- Baikia africana GRAY, 1865
- Basiliscus basiliscus (LINNAEUS, 1758)
- Basiliscus vittatus WIEGMANN, 1828
- Batagur baska (GRAY, 1831)
- Bitia hydroides GRAY, 1842
- Bitis arietans (MERREM, 1820)
- Bitis caudalis (SMITH, 1839)
- Bitis gabonica (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Bitis nasicornis (SHAW & NODDER, 1792)
- Bitis schneideri (BOETTGER, 1886)
- Boa constrictor LINNAEUS, 1758
- Boa imperator DAUDIN, 1803
- Boaedon fuliginosus (BOIE, 1827)
- Bogertophis subocularis (BROWN, 1902)
- Boiga guangxiensis WEN, 1998
- Boiga irregularis (BECHSTEIN, 1802)
- Boiga kraepelini STEJNEGER, 1902
- Boiga multomaculata (BOIE, 1827)
- Boiga stoliczkae (WALL, 1909)
- Boiga westermanni (REINHARDT, 1863)
- Boiruna maculata (BOULENGER, 1896)
- Boiruna sertaneja ZAHER, 1996
- Bothriechis supraciliaris (TAYLOR, 1954)
- Bothrochilus boa (SCHLEGEL, 1837)
- Bothrocophias myrringae ANGARITA-SIERRA, CUBIDES-CUBILLOS & HURTADO-GÓMEZ, 2022
- Bothrophthalmus lineatus (PETERS, 1863)
- Bothrops alternatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Bothrops asper (GARMAN, 1883)
- Bothrops atrox (LINNAEUS, 1758)
- Bothrops erythromelas (AMARAL, 1923)
- Bothrops insularis (AMARAL, 1922)
- Bothrops jararaca (WIED-NEUWIED, 1824)
- Bothrops jararacussu LACERDA, 1884
- Bothrops moojeni HOGE, 1966
- Bothrops pauloensis AMARAL, 1925
- Broadleysaurus major (DUMÉRIL, 1851)
- Bronchocela cristatella (KUHL, 1820)
- Bungarus caeruleus (SCHNEIDER, 1801)
- Bungarus fasciatus (SCHNEIDER, 1801)
- Bungarus flaviceps REINHARDT, 1843
- Bungarus multicinctus BLYTH, 1861
- Bungarus niger WALL, 1908
- Bungarus wanghaotingi POPE, 1928
- Cachryx defensor COPE, 1866
- Calabaria reinhardtii (SCHLEGEL, 1851)
- Calamaria butonensis HOWARD & GILLESPIE, 2007
- Calamaria thanhi ZIEGLER & QUYET, 2005
- Calliophis bivirgatus (BOIE, 1827)
- Calliophis intestinalis (LAURENTI, 1768)
- Callisaurus draconoides BLAINVILLE, 1835
- Calloselasma rhodostoma (KUHL, 1824)
- Calotes bachae HARTMANN, GEISSLER, POYARKOV, IHLOW, GALOYAN, RÖDDER & BÖHME, 2013
- Calotes mystaceus DUMÉRIL & BIBRON, 1837
- Calotes versicolor (DAUDIN, 1802)
- Candoia aspera (GÜNTHER, 1877)
- Cantoria violacea GIRARD, 1858
- Caretta caretta (LINNAEUS, 1758)
- Carettochelys insculpta RAMSAY, 1886
- Carphophis amoenus (SAY, 1825)
- Causus maculatus (HALLOWELL, 1842)
- Cemophora coccinea (BLUMENBACH, 1788)
- Cerastes cerastes (LINNAEUS, 1758)
- Cerastes vipera (LINNAEUS, 1758)
- Cerberus rynchops (SCHNEIDER, 1799)
- Cerberus schneiderii (SCHLEGEL, 1837)
- Chalcides ocellatus (FORSKÅL, 1775)
- Chamaeleo gracilis HALLOWELL, 1844
- Chamaeleo laevigatus GRAY, 1863
- Charina bottae (BLAINVILLE, 1835)
- Chelodina burrungandjii THOMSON, KENNETT & GEORGES, 2000
- Chelodina kuchlingi CANN, 1997
- Chelonia mydas (LINNAEUS, 1758)
- Chelonoidis carbonarius (SPIX, 1824)
- Chelonoidis denticulatus (LINNAEUS, 1766)
- Chelydra serpentina (LINNAEUS, 1758)
- Chersobius solus (BRANCH, 2007)
- Chilabothrus chrysogaster (COPE, 1871)
- Chironius bicarinatus (WIED-NEUWIED, 1820)
- Chironius flavolineatus (BOETTGER, 1885)
- Chironius flavopictus (WERNER, 1909)
- Chironius foveatus BAILEY, 1955
- Chironius laevicollis (WIED-NEUWIED, 1824)
- Chlamydosaurus kingii GRAY, 1825
- Chlorosoma viridissimum (LINNAEUS, 1758)
- Chondrodactylus bibronii (SMITH, 1846)
- Chrysemys picta (SCHNEIDER, 1783)
- Chrysopelea ornata (SHAW, 1802)
- Chrysopelea paradisi BOIE, 1827
- Clelia clelia (DAUDIN, 1803)
- Clelia plumbea (WIED-NEUWIED, 1820)
- Cnemaspis gracilis (BEDDOME, 1870)
- Cnemidophorus arubensis LIDTH DE JEUDE, 1887
- Coelognathus helena (DAUDIN, 1803)
- Coelognathus radiatus (BOIE, 1827)
- Coleonyx variegatus (BAIRD, 1858)
- Coluber constrictor LINNAEUS, 1758
- Coniophanes imperialis (BAIRD & GIRARD, 1859)
- Coniophanes schmidti BAILEY, 1937
- Conophis lineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Conopsis biserialis (TAYLOR & SMITH, 1942)
- Conopsis lineata (KENNICOTT, 1859)
- Conopsis nasus (GÜNTHER, 1858)
- Cophosaurus texanus TROSCHEL, 1852
- Corallus grenadensis (BARBOUR, 1914)
- Corallus hortulana (LINNAEUS, 1758)
- Corallus ruschenbergerii (COPE, 1875)
- Cordylus cordylus (LINNAEUS, 1758)
- Cordylus vittifer (REICHENOW, 1887)
- Coronella austriaca LAURENTI, 1768
- Craspedocephalus gramineus (SHAW, 1802)
- Craspedocephalus malabaricus (JERDON, 1854)
- Crocodylus moreletii DUMÉRIL & BIBRON, 1851
- Crocodylus niloticus LAURENTI, 1768
- Crocodylus palustris LESSON, 1831
- Crocodylus porosus SCHNEIDER, 1801
- Crocodylus siamensis SCHNEIDER, 1801
- Crotalus adamanteus PALISOT DE BEAUVOIS, 1799
- Crotalus atrox BAIRD & GIRARD, 1853
- Crotalus cerastes HALLOWELL, 1854
- Crotalus cerberus (COUES, 1875)
- Crotalus concolor WOODBURY, 1929
- Crotalus durissus LINNAEUS, 1758
- Crotalus helleri MEEK, 1905
- Crotalus horridus LINNAEUS, 1758
- Crotalus lepidus (KENNICOTT, 1861)
- Crotalus lutosus KLAUBER, 1930
- Crotalus molossus BAIRD & GIRARD, 1853
- Crotalus oreganus HOLBROOK, 1840
- Crotalus polystictus (COPE, 1865)
- Crotalus pricei VAN DENBURGH, 1895
- Crotalus ruber COPE, 1892
- Crotalus scutulatus (KENNICOTT, 1861)
- Crotalus tigris KENNICOTT, 1859
- Crotalus tzabcan KLAUBER, 1952
- Crotalus viridis (RAFINESQUE, 1818)
- Crotalus willardi MEEK, 1905
- Crotaphopeltis degeni (BOULENGER, 1906)
- Crotaphopeltis hotamboeia (LAURENTI, 1768)
- Crotaphytus bicinctores SMITH & TANNER, 1972
- Crotaphytus collaris (SAY, 1822)
- Ctenophorus decresii (DUMÉRIL & BIBRON, 1837)
- Ctenophorus maculosus (MITCHELL, 1948)
- Ctenophorus ornatus (GRAY, 1845)
- Cubophis caymanus (GARMAN, 1887)
- Cyclemys dentata (GRAY, 1831)
- Cylindrophis ruffus (LAURENTI, 1768)
- Daboia palaestinae (WERNER, 1938)
- Daboia russelii (SHAW & NODDER, 1797)
- Daboia siamensis (SMITH, 1917)
- Dasypeltis confusa TRAPE & MANÉ, 2006
- Deinagkistrodon acutus (GÜNTHER, 1888)
- 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 flavescens GAULKE, 1994
- Dendrelaphis formosus (BOIE, 1827)
- 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 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 pictus (GMELIN, 1789)
- Dendrelaphis proarchos (WALL, 1909)
- Dendrelaphis punctulatus (GRAY, 1826)
- Dendrelaphis schokari (KUHL, 1820)
- Dendrelaphis striatus (COHN, 1905)
- Dendrelaphis striolatus (PETERS, 1867)
- Dendrelaphis subocularis (BOULENGER, 1888)
- Dendrelaphis terrificus (PETERS, 1872)
- Dendrelaphis tristis (DAUDIN, 1803)
- Dendrelaphis underwoodi VAN ROOIJEN & VOGEL, 2008
- Dendrelaphis walli VOGEL & VAN ROOIJEN, 2011
- Dendroaspis angusticeps (SMITH, 1849)
- Dendroaspis jamesoni (TRAILL, 1843)
- Dendroaspis polylepis GÜNTHER, 1864
- Dendrophidion paucicarinatum (COPE, 1894)
- Denisonia devisi (WAITE & LONGMAN, 1920)
- Dermatemys mawii GRAY, 1847
- Dermochelys coriacea (VANDELLI, 1761)
- Diadophis punctatus (LINNAEUS, 1766)
- Diporiphora pindan STORR, 1980
- Dipsadoboa flavida (BROADLEY & STEVENS, 1971)
- Dipsadoboa montisilva BRANCH, CONRADIE & TOLLEY, 2019
- Dipsas alternans (FISCHER, 1885)
- Dipsas andiana (BOULENGER, 1896)
- Dipsas articulata (COPE, 1868)
- Dipsas bobridgelyi (ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018)
- Dipsas catesbyi (SENTZEN, 1796)
- Dipsas elegans (BOULENGER, 1896)
- Dipsas ellipsifera (BOULENGER, 1898)
- Dipsas georgejetti ARTEAGA, SALAZAR-VALENZUELA, MEBERT, PEÑAFIEL, AGUIAR, SÁNCHEZ-NIVICELA, PYRON, COLSTON, CISNEROS-HEREDIA, YÁNEZ-MUÑOZ, VENEGAS, GUAYASAMIN & TORRES-CARVAJAL, 2018
- Dipsas indica LAURENTI, 1768
- Dipsas mikanii SCHLEGEL, 1837
- Dipsas nicholsi (DUNN, 1933)
- 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 sanctijoannis (BOULENGER, 1911)
- Dipsas temporalis (WERNER, 1909)
- Dipsas variegata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Dipsas viguieri (BOCOURT, 1884)
- Dipsosaurus dorsalis (BAIRD & GIRARD, 1852)
- Dispholidus typus (SMITH, 1828)
- Dolichophis caspius (GMELIN, 1789)
- Draco maculatus (GRAY, 1845)
- Draco volans LINNAEUS, 1758
- Drepanoides anomalus (JAN, 1863)
- Dromicodryas bernieri (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Drymarchon corais (BOIE, 1827)
- Drymarchon couperi (HOLBROOK, 1842)
- Drymarchon melanurus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Drymobius margaritiferus (SCHLEGEL, 1837)
- Drymoluber brazili (GOMES, 1918)
- Dryophiops rubescens (GRAY, 1834)
- Dryophylax dixoni (BAILEY & THOMAS, 2007)
- Duberria atriventris (STERNFELD, 1912)
- Duberria lutrix (LINNAEUS, 1758)
- Echinanthera cephalostriata DI BERNARDO, 1996
- Echis carinatus (SCHNEIDER, 1801)
- Echis coloratus GÜNTHER, 1878
- Elaphe quadrivirgata (BOIE, 1826)
- Elaphe taeniura COPE, 1861
- Emydoidea blandingii (HOLBROOK, 1838)
- Emydura macquarii (GRAY, 1830)
- Enhydris enhydris (SCHNEIDER, 1799)
- Enhydris jagorii (PETERS, 1863)
- Enuliophis sclateri (BOULENGER, 1894)
- Enulius flavitorques (COPE, 1868)
- Epicrates cenchria (LINNAEUS, 1758)
- Epictia borapeliotes (VANZOLINI, 1996)
- Eretmochelys imbricata (LINNAEUS, 1766)
- Erpeton tentaculatum LACÉPÈDE, 1800
- Erythrolamprus aesculapii (LINNAEUS, 1758)
- Erythrolamprus ingeri (ROZE, 1958)
- Erythrolamprus miliaris (LINNAEUS, 1758)
- Erythrolamprus poecilogyrus (WIED-NEUWIED, 1824)
- Erythrolamprus typhlus (LINNAEUS, 1758)
- Erythrolamprus viridis (GÜNTHER, 1862)
- Erythrolamprus vitti (DIXON, 2000)
- Erythrolamprus zweifeli (ROZE, 1959)
- Eryx colubrinus (LINNAEUS, 1758)
- Eryx conicus (SCHNEIDER, 1801)
- Eryx johnii (RUSSELL, 1801)
- Eunectes murinus (LINNAEUS, 1758)
- Eutropis longicaudata (HALLOWELL, 1857)
- Farancia abacura (HOLBROOK, 1836)
- Fordonia leucobalia (SCHLEGEL, 1837)
- Fowlea flavipunctata (HALLOWELL, 1860)
- Fowlea piscator (SCHNEIDER, 1799)
- Fowlea schnurrenbergeri (KRAMER, 1977)
- Furcifer oustaleti (MOCQUARD, 1894)
- Gambelia sila (STEJNEGER, 1890)
- Gambelia wislizenii (BAIRD & GIRARD, 1852)
- Gekko gecko (LINNAEUS, 1758)
- Gekko hokouensis POPE, 1928
- Gekko kuhli (STEJNEGER, 1902)
- Geophis sartorii (COPE, 1863)
- Geophis semidoliatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Gerarda prevostiana (EYDOUX & GERVAIS, 1837)
- Gerrhonotus infernalis BAIRD, 1859
- Gloydius shedaoensis (ZHAO, 1979)
- Gloydius ussuriensis (EMELIANOV, 1929)
- Glyptemys insculpta (LE CONTE, 1830)
- Gonatodes albogularis (DUMÉRIL & BIBRON, 1836)
- Gonatodes hasemani GRIFFIN, 1917
- Gonatodes humeralis (GUICHENOT, 1855)
- Gongylosoma frenata (GÜNTHER, 1858)
- Gonionotophis grantii (GÜNTHER, 1863)
- Gonocephalus grandis (GRAY, 1845)
- Gonyosoma oxycephalum (BOIE, 1827)
- Gonyosoma prasinum (BLYTH, 1855)
- Gopherus agassizii (COOPER, 1861)
- Gyalopion quadrangulare (GÜNTHER, 1893)
- Hapsidophrys lineata FISCHER, 1856
- Hapsidophrys smaragdina (SCHLEGEL, 1837)
- Hebius leucomystax (DAVID, BAIN, QUANG TRUONG, ORLOV, VOGEL, NGOC THANH & ZIEGLER, 2007)
- Hebius vibakari (BOIE, 1826)
- Helicops angulatus (LINNAEUS, 1758)
- Helicops boitata MORAES-DA-SILVA, CECÍLIA AMARO, SALES-NUNES, STRÜSSMANN, TEIXEIRA, ANDRADE, SUDRÉ, RECODER, RODRIGUES & CURCIO, 2019
- Helicops hagmanni ROUX, 1910
- Helicops leopardinus (SCHLEGEL, 1837)
- Helicops pastazae SHREVE, 1934
- Heliobolus lugubris (SMITH, 1838)
- Heloderma suspectum COPE, 1869
- Hemibungarus calligaster (WIEGMANN, 1835)
- Hemibungarus gemianulis PETERS, 1872
- Hemibungarus mcclungi TAYLOR, 1922
- Hemidactylus flaviviridis RÜPPELL, 1835
- Hemidactylus frenatus DUMÉRIL & BIBRON, 1836
- Hemidactylus homoeolepis BLANFORD, 1881
- Hemidactylus mabouia (MOREAU DE JONNÈS, 1818)
- Hemidactylus platyurus (SCHNEIDER, 1797)
- Hemidactylus turcicus (LINNAEUS, 1758)
- Hemiphyllodactylus typus BLEEKER, 1860
- Hemorrhois nummifer (REUSS, 1834)
- Heosemys spinosa (GRAY, 1831)
- Herpetoreas murlen LALREMSANGA, BAL, VOGEL & BIAKZUALA, 2022
- Herpetoreas tpser REN, JIANG, HUANG, DAVID & LI, 2022
- Herpetoreas xenura (WALL, 1907)
- Heterodon nasicus BAIRD & GIRARD, 1852
- Heterodon platirhinos LATREILLE, 1801
- Hierophis viridiflavus (LACÉPÈDE, 1789)
- Holbrookia lacerata COPE, 1880
- Holbrookia maculata GIRARD, 1851
- Homalopsis buccata (LINNAEUS, 1758)
- Hoplocephalus bungaroides (SCHLEGEL, 1837)
- Hydrodynastes gigas (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Hydrophis curtus (SHAW, 1802)
- Hydrophis elegans (GRAY, 1842)
- Hydrophis melanocephalus GRAY, 1849
- Hydrophis ornatus (GRAY, 1842)
- Hydrophis platurus (LINNAEUS, 1766)
- Hydrophis schistosus DAUDIN, 1803
- Hydrophis semperi GARMAN, 1881
- Hydrophis zweifeli (KHARIN, 1985)
- Hypsiglena tanzeri DIXON & LIEB, 1972
- Hypsiglena torquata (GÜNTHER, 1860)
- Hypsiscopus plumbeus (BOIE, 1827)
- Iguana iguana (LINNAEUS, 1758)
- Imantodes cenchoa (LINNAEUS, 1758)
- Imantodes gemmistratus (COPE, 1861)
- Imantodes lentiferus (COPE, 1894)
- 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
- Karusasaurus polyzonus (SMITH, 1838)
- Kentropyx altamazonica (COPE, 1875)
- Kentropyx calcarata SPIX, 1825
- Kinixys belliana GRAY, 1831
- Kinosternon flavescens (AGASSIZ, 1857)
- Kinosternon vogti LÓPEZ-LUNA, CUPUL-MAGAÑA, ESCOBEDO-GALVÁN, GONZÁLEZ-HERNÁNDEZ, CENTENERO-ALCALÁ, RANGEL-MENDOZA, RAMÍREZ-RAMÍREZ & CAZARES-HERNÁNDEZ, 2018
- Kladirostratus acutus (GÜNTHER, 1888)
- Lacerta agilis LINNAEUS, 1758
- Lampropeltis californiae (BLAINVILLE, 1835)
- Lampropeltis calligaster (HARLAN, 1827)
- Lampropeltis elapsoides (HOLBROOK, 1838)
- Lampropeltis extenuata (BROWN, 1890)
- Lampropeltis floridana (BLANCHARD, 1919)
- Lampropeltis getula (LINNAEUS, 1766)
- Lampropeltis mexicana (GARMAN, 1884)
- Lampropeltis polyzona COPE, 1860
- Lampropeltis pyromelana (COPE, 1866)
- Lampropeltis triangulum (LACÉPÈDE, 1789)
- Lampropholis delicata (DE VIS, 1888)
- Langaha madagascariensis BONATERRE, 1790
- Laticauda colubrina (SCHNEIDER, 1799)
- Laticauda laticaudata (LINNAEUS, 1758)
- Laticauda saintgironsi COGGER & HEATWOLE, 2006
- Laticauda semifasciata (REINWARDT, 1837)
- Laudakia stellio (LINNAEUS, 1758)
- Laudakia vulgaris (SONNINI & LATREILLE, 1802)
- Lepidochelys olivacea (ESCHSCHOLTZ, 1829)
- Leposternon microcephalus WAGLER, 1824
- Leptodeira annulata (LINNAEUS, 1758)
- Leptodeira ashmeadii (HALLOWELL, 1845)
- Leptodeira nigrofasciata GÜNTHER, 1868
- Leptodeira pulchriceps DUELLMAN, 1958
- Leptodeira septentrionalis (KENNICOTT, 1859)
- Leptophis ahaetulla (LINNAEUS, 1758)
- Leptophis bocourti BOULENGER, 1898
- Leptophis bolivianus OLIVER, 1942
- Leptophis dibernardoi ALBUQUERQUE, SANTOS, BORGES-NOJOSA & ÁVILA, 2022
- Leptophis liocercus (WIED, 1824)
- Leptophis marginatus (COPE, 1862)
- Leptophis mexicanus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Leptophis nigromarginatus (GÜNTHER, 1866)
- Leptophis occidentalis (GÜNTHER, 1859)
- Leptophis praestans (COPE, 1868)
- Leptophis urostictus (PETERS, 1873)
- Leptotyphlops scutifrons (PETERS, 1854)
- Letheobia sudanensis (SCHMIDT, 1923)
- Lialis burtonis GRAY, 1834
- Liasis fuscus PETERS, 1873
- Liodytes rigida (SAY, 1825)
- Liolaemus bellii GRAY, 1845
- Lophognathus gilberti GRAY, 1842
- Loxocemus bicolor COPE, 1861
- Loxopholis percarinatum (MÜLLER, 1923)
- Lycodon anakradaya NGUYEN, DUONG, WOOD & GRISMER, 2022
- Lycodon aulicus (LINNAEUS, 1758)
- Lycodon fasciatus (ANDERSON, 1879)
- Lycodon flavicollis MUKHERJEE & BHUPATHY, 2007
- Lycodon flavozonatus (POPE, 1928)
- Lycodon jara (SHAW, 1802)
- Lycodon paucifasciatus RENDAHL, 1943
- Lycodon rufozonatus CANTOR, 1842
- Lycodon ruhstrati (FISCHER, 1886)
- Lycodon semicarinatus (COPE, 1860)
- Lycodon striatus (SHAW, 1802)
- Lycodon subannulatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Lycodon tristrigatus (GÜNTHER, 1858)
- Lycodon truongi NGUYEN, DUONG, WOOD & GRISMER, 2022
- Lycodon walli (STEJNEGER, 1907)
- Lycophidion capense (SMITH, 1831)
- Lycophidion ornatum PARKER, 1936
- Lygodactylus angularis GÜNTHER, 1893
- Lygodactylus gutturalis (BOCAGE, 1873)
- Lygodactylus heeneni DE WITTE, 1933
- Lygodactylus paurospilus (LAURENT, 1952)
- Lytorhynchus diadema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Macrocalamus chanardi DAVID & PAUWELS, 2005
- Macrochelys temminckii (TROOST, 1835)
- Madagascarophis colubrinus (SCHLEGEL, 1837)
- Madagascarophis lolo RUANE, BURBRINK, RANDRIAMAHATANTSOA & RAXWORTHY, 2016
- Madagascarophis meridionalis DOMERGUE, 1987
- Malacochersus tornieri (SIEBENROCK, 1903)
- Malayemys macrocephala (GRAY, 1859)
- Malayemys subtrijuga (SCHLEGEL & MÜLLER, 1845)
- Malayopython reticulatus (SCHNEIDER, 1801)
- Malpolon insignitus (GEOFFROY SAINT-HILAIRE, 1827)
- Malpolon moilensis (REUSS, 1834)
- Malpolon monspessulanus (HERMANN, 1804)
- Manouria emys (SCHLEGEL & MÜLLER, 1844)
- Masticophis flagellum (SHAW, 1802)
- Masticophis lateralis (HALLOWELL, 1853)
- Masticophis piceus (COPE, 1892)
- Masticophis taeniatus (HALLOWELL, 1852)
- Mastigodryas boddaerti (SENTZEN, 1796)
- Mastigodryas melanolomus (COPE, 1868)
- Meroles anchietae (BOCAGE, 1867)
- Meroles cuneirostris (STRAUCH, 1867)
- Meroles suborbitalis (PETERS, 1869)
- Mesotes rutilus (PRADO, 1942)
- Mesotes strigatus (GÜNTHER, 1858)
- Metlapilcoatlus mexicanus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Microcephalophis gracilis (SHAW, 1802)
- Micrurus albicinctus AMARAL, 1925
- Micrurus apiatus (JAN, 1858)
- Micrurus camilae RENJIFO & LUNDBERG, 2003
- Micrurus corallinus (MERREM, 1820)
- Micrurus decoratus (JAN, 1858)
- Micrurus diastema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus distans KENNICOTT, 1860
- Micrurus dumerilii (JAN, 1858)
- Micrurus frontalis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus fulvius (LINNAEUS, 1766)
- Micrurus helleri SCHMIDT & SCHMIDT, 1925
- Micrurus hemprichii (JAN, 1858)
- Micrurus ibiboboca (MERREM, 1820)
- Micrurus lemniscatus (LINNAEUS, 1758)
- Micrurus medemi ROZE, 1967
- Micrurus nigrocinctus (GIRARD, 1854)
- Micrurus ortoni (SCHMIDT, 1953)
- Micrurus surinamensis (CUVIER, 1816)
- Mintonophis pakistanicus (MERTENS, 1959)
- Mochlus sundevallii (SMITH, 1849)
- Morelia imbricata (SMITH, 1981)
- Morelia spilota (LACÉPÈDE, 1804)
- Morelia viridis (SCHLEGEL, 1872)
- Mussurana bicolor (PERACCA, 1904)
- Mussurana montana (FRANCO, MARQUES & PUORTO, 1997)
- Mussurana quimi (FRANCO, MARQUES & PUORTO, 1997)
- Myriopholis rouxestevae (TRAPE & MANÉ, 2004)
- Myrrophis chinensis (GRAY, 1842)
- Naja atra CANTOR, 1842
- Naja haje (LINNAEUS, 1758)
- Naja kaouthia LESSON, 1831
- Naja melanoleuca HALLOWELL, 1857
- Naja mossambica PETERS, 1854
- Naja naja (LINNAEUS, 1758)
- Naja oxiana (EICHWALD, 1831)
- Naja pallida BOULENGER, 1896
- Naja siamensis LAURENTI, 1768
- Naja subfulva LAURENT, 1955
- Namazonurus peersi (HEWITT, 1932)
- Natriciteres olivacea (PETERS, 1854)
- Natrix helvetica (LACÉPÈDE, 1789)
- Natrix maura (LINNAEUS, 1758)
- Natrix natrix (LINNAEUS, 1758)
- Natrix tessellata (LAURENTI, 1768)
- Nephrurus asper GÜNTHER, 1876
- Nerodia clarkii (BAIRD & GIRARD, 1853)
- Nerodia erythrogaster (FORSTER, 1771)
- Nerodia fasciata (LINNAEUS, 1766)
- Nerodia floridana (GOFF, 1936)
- Nerodia rhombifer (HALLOWELL, 1852)
- Nerodia sipedon (LINNAEUS, 1758)
- Ninia atrata (HALLOWELL, 1845)
- Ninia maculata (PETERS, 1861)
- Ninia pavimentata (BOCOURT, 1883)
- Ninia sebae (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Notechis scutatus (PETERS, 1861)
- Oligodon brevicauda GÜNTHER, 1862
- Oligodon chinensis (GÜNTHER, 1888)
- Oligodon formosanus (GÜNTHER, 1872)
- Oligodon huahin PAUWELS, LARSEN, SUTHANTHANGJAI, DAVID & SUMONTHA, 2017
- Oligodon joynsoni (SMITH, 1917)
- Oligodon taeniolatus (JERDON, 1853)
- Oocatochus rufodorsatus (CANTOR, 1842)
- Opheodrys aestivus (LINNAEUS, 1766)
- Opheodrys carinatus GROBMAN, 1984
- Opheodrys vernalis (HARLAN, 1827)
- Ophiodes striatus (SPIX, 1824)
- Ophiophagus hannah (CANTOR, 1836)
- Opisthotropis alcalai BROWN & LEVITON, 1961
- Opisthotropis andersonii (BOULENGER, 1888)
- Opisthotropis atra GÜNTHER, 1872
- Opisthotropis cheni ZHAO, 1999
- Opisthotropis cucae DAVID, PHAM, NGUYEN & ZIEGLER, 2011
- Opisthotropis daovantieni ORLOV, DAREVSKY & MURPHY, 1998
- Opisthotropis guangxiensis ZHAO, JIANG & HUANG, 1978
- 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 spenceri SMITH, 1918
- Opisthotropis tamdaoensis ZIEGLER, DAVID & VU, 2008
- Opisthotropis typica (MOCQUARD, 1890)
- Oreocryptophis porphyraceus (CANTOR, 1839)
- Ouroborus cataphractus (BOIE, 1828)
- Ovophis okinavensis (BOULENGER, 1892)
- Oxybelis aeneus (WAGLER, 1824)
- Oxybelis fulgidus (DAUDIN, 1803)
- Oxybelis transandinus TORRES-CARVAJAL, MEJÍA-GUERRERO & TERÁN, 2021
- Oxybelis wilsoni VILLA & MCCRANIE, 1995
- 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 temporalis DOUGHTY, MARYAN, DONNELLAN & HUTCHINSON, 2007
- Pachydactylus rangei (ANDERSSON, 1908)
- Paleosuchus palpebrosus (CUVIER, 1807)
- Panaspis cabindae (BOCAGE, 1866)
- Panaspis maculicollis JACOBSEN & BROADLEY, 2000
- Panaspis massaiensis (ANGEL, 1924)
- Panaspis namibiana CERÍACO, BRANCH & BAUER, 2018
- Panaspis seydeli (DE WITTE, 1933)
- Panaspis tancredii (BOULENGER, 1909)
- Panaspis wahlbergii (SMITH, 1849)
- Pantherophis alleghaniensis (HOLBROOK, 1836)
- Pantherophis guttatus (LINNAEUS, 1766)
- Pantherophis obsoletus (SAY, 1823)
- Pantherophis quadrivittatus (HOLBROOK, 1836)
- Paraphimophis rusticus (COPE, 1878)
- Pareas andersonii BOULENGER, 1888
- Pareas atayal YOU, POYARKOV & LIN, 2015
- Pareas carinatus WAGLER, 1830
- Pareas formosensis (VAN DENBURGH, 1909)
- Pareas hamptoni (BOULENGER, 1905)
- Pareas macularius THEOBALD, 1868
- Pareas margaritophorus (JAN, 1866)
- Pareas modestus THEOBALD, 1868
- Pedioplanis lineoocellata (DUMÉRIL & BIBRON, 1839)
- Pedioplanis namaquensis (DUMÉRIL & BIBRON, 1839)
- Pelochelys cantorii GRAY, 1864
- Pelodiscus sinensis (WIEGMANN, 1835)
- Pelomedusa subrufa (BONNATERRE, 1789)
- Phalotris multipunctatus PUORTO & FERRAREZZI, 1993
- Philodryas aestiva (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Philodryas chamissonis (WIEGMANN, 1835)
- Philodryas nattereri (STEINDACHNER, 1870)
- Philodryas olfersii (LICHTENSTEIN, 1823)
- Philodryas patagoniensis (GIRARD, 1858)
- Philothamnus angolensis BOCAGE, 1882
- Philothamnus bequaerti (SCHMIDT, 1923)
- Philothamnus heterolepidotus (GÜNTHER, 1863)
- Philothamnus natalensis (SMITH, 1848)
- Philothamnus occidentalis BROADLEY, 1966
- Philothamnus ruandae LOVERIDGE, 1951
- Philothamnus semivariegatus (SMITH, 1840)
- Philothamnus thomensis BOCAGE, 1882
- Phimophis guerini (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Phrynonax poecilonotus (GÜNTHER, 1858)
- Phrynosoma braconnieri BOCOURT, 1870
- Phrynosoma cornutum (HARLAN, 1825)
- Phrynosoma mcallii (HALLOWELL, 1852)
- Phrynosoma modestum GIRARD, 1852
- Phrynosoma platyrhinos GIRARD, 1852
- Phyllorhynchus decurtatus (COPE, 1868)
- Phytolopsis punctata GRAY, 1849
- Pituophis catenifer (BLAINVILLE, 1835)
- Pituophis deppei (DUMÉRIL, 1853)
- Pituophis insulanus KLAUBER, 1946
- Pituophis melanoleucus (DAUDIN, 1803)
- Platyceps josephi DEEPAK, NARAYANAN, MOHAPATRA, DUTTA, MELVINSELVAN, KHAN, MAHLOW & TILLACK, 2021
- Platyceps plinii (MERREM, 1820)
- Platysaurus broadleyi BRANCH & WHITING, 1997
- Platysternon megacephalum GRAY, 1831
- Plestiodon anthracinus BAIRD, 1849
- Plestiodon fasciatus (LINNAEUS, 1758)
- Plestiodon gilberti (VAN DENBURGH, 1896)
- Plestiodon inexpectatus (TAYLOR, 1932)
- Plestiodon laticeps (SCHNEIDER, 1801)
- Plestiodon obsoletus BAIRD & GIRARD, 1852
- Pletholax gracilis (COPE, 1864)
- Plica umbra (LINNAEUS, 1758)
- Pliocercus elapoides COPE, 1860
- Podarcis muralis (LAURENTI, 1768)
- Podarcis pityusensis (BOSCÁ, 1883)
- Podarcis siculus (RAFINESQUE-SCHMALTZ, 1810)
- Polemon ater PORTILLO, BRANCH, TILBURY, NAGY, HUGHES, KUSAMBA, MUNINGA, ARISTOTE, BEHANGANA & GREENBAUM, 2019
- Polemon christyi (BOULENGER, 1903)
- Polemon collaris (PETERS, 1881)
- Polychrus acutirostris SPIX, 1825
- Porthidium nasutum (BOCOURT, 1868)
- Porthidium porrasi LAMAR, 2003
- Prosymna ambigua BOCAGE, 1873
- Protobothrops flavoviridis (HALLOWELL, 1861)
- Protobothrops jerdonii (GÜNTHER, 1875)
- Protobothrops mangshanensis (ZHAO, 1990)
- Psammodynastes pictus GÜNTHER, 1858
- Psammodynastes pulverulentus (BOIE, 1827)
- Psammophis aegyptius MARX, 1958
- Psammophis elegans (SHAW, 1802)
- Psammophis mossambicus PETERS, 1882
- Psammophis phillipsii (HALLOWELL, 1844)
- Psammophis sibilans (LINNAEUS, 1758)
- Psammophis subtaeniatus PETERS, 1882
- Psammophis sudanensis WERNER, 1919
- Psammophylax rhombeatus (LINNAEUS, 1758)
- Pseudagkistrodon rudis (BOULENGER, 1906)
- Pseudalsophis hephaestus ZAHER, YÁNEZ-MUÑOZ, RODRIGUES, GRABOSKI, MACHADO, ALTAMIRANO-BENAVIDES, BONATTO & GRAZZIOTIN, 2018
- Pseudaspis cana (LINNAEUS, 1758)
- Pseudechis porphyriacus (SHAW, 1794)
- 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
- Pseudocordylus melanotus (SMITH, 1838)
- Pseudoxenodon macrops (BLYTH, 1855)
- Psomophis genimaculatus (BOETTGER, 1885)
- Ptyas carinata (GÜNTHER, 1864)
- Ptyas major (GÜNTHER, 1858)
- Ptyas mucosa (LINNAEUS, 1758)
- Ptyas multicincta (ROUX, 1907)
- Ptyas semicarinata (HALLOWELL, 1861)
- Python bivittatus KUHL, 1820
- Python molurus (LINNAEUS, 1758)
- Python natalensis SMITH, 1840
- Python regius (SHAW, 1802)
- Python sebae (GMELIN, 1789)
- Pythonodipsas carinata GÜNTHER, 1868
- Regina septemvittata (SAY, 1825)
- Rhabdophis chrysargos (SCHLEGEL, 1837)
- Rhabdophis conspicillatus (GÜNTHER, 1872)
- Rhabdophis helleri (SCHMIDT, 1925)
- Rhabdophis plumbicolor (CANTOR, 1839)
- Rhabdophis siamensis (MELL, 1931)
- Rhabdophis subminiatus (SCHLEGEL, 1837)
- Rhabdophis tigrinus (BOIE, 1826)
- Rhabdops aquaticus GIRI, DEEPAK, CAPTAIN & GOWER, 2017
- Rhabdops olivaceus (BEDDOME, 1863)
- Rhachidelus brazili BOULENGER, 1908
- Rhadinaea decorata (GÜNTHER, 1858)
- Rhadinaea flavilata (COPE, 1871)
- Rhamphiophis maradiensis CHIRIO & INEICH, 1991
- Rhamphiophis rostratus PETERS, 1854
- Rheodytes leukops LEGLER, 1980
- Rhinocheilus lecontei BAIRD & GIRARD, 1853
- Rhinoclemmys pulcherrima (GRAY, 1855)
- Rhinophis blythii KELAART, 1853
- Rhynchocalamus melanocephalus (JAN, 1862)
- Rieppeleon brevicaudatus (MATSCHIE, 1892)
- Riopa punctata (LINNAEUS, 1758)
- Rodriguesophis chui (RODRIGUES, 1993)
- Rodriguesophis iglesiasi (GOMES, 1915)
- Rodriguesophis scriptorcibatus (RODRIGUES, 1993)
- Salvadora hexalepis (COPE, 1867)
- Salvadora mexicana (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Sarada deccanensis (JERDON, 1870)
- Sauromalus ater DUMÉRIL, 1856
- Sceloporus chrysostictus COPE, 1866
- Sceloporus consobrinus BAIRD & GIRARD, 1854
- Sceloporus cowlesi LOWE & NORRIS, 1956
- Sceloporus cyanostictus AXTELL & AXTELL, 1971
- Sceloporus gadoviae BOULENGER, 1905
- Sceloporus graciosus BAIRD & GIRARD, 1852
- Sceloporus jarrovii COPE, 1875
- Sceloporus merriami STEJNEGER, 1904
- Sceloporus occidentalis BAIRD & GIRARD, 1852
- Sceloporus orcutti STEJNEGER, 1893
- Sceloporus scalaris WIEGMANN, 1828
- Sceloporus sugillatus SMITH, 1942
- Sceloporus torquatus WIEGMANN, 1828
- Sceloporus tristichus COPE, 1875
- Sceloporus undulatus (BOSC & DAUDIN, 1801)
- Sceloporus vandenburgianus COPE, 1896
- Sceloporus virgatus SMITH, 1938
- Scincella lateralis (SAY, 1822)
- Scolecophis atrocinctus (SCHLEGEL, 1837)
- Shinisaurus crocodilurus AHL, 1930
- Sibon argus (COPE, 1875)
- Sibon ayerbeorum VERA-PÉREZ, 2019
- Sibon irmelindicaprioae ARTEAGA & BATISTA, 2023
- Sibon longifrenis (STEJNEGER, 1909)
- Sibon marleyae ARTEAGA & BATISTA, 2023
- Sibon nebulatus (LINNAEUS, 1758)
- Siebenrockiella crassicollis (GRAY, 1831)
- Simophis rhinostoma (SCHLEGEL, 1837)
- Sinomicrurus japonicus (GÜNTHER, 1868)
- Sinomicrurus kelloggi (POPE, 1928)
- Sinomicrurus sauteri (STEINDACHNER, 1913)
- 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)
- Sitana ponticeriana CUVIER, 1829
- Smaug giganteus (SMITH, 1844)
- Smithophis atemporalis GIRI, GOWER, DAS, LALREMSANGA, LALRONUNGA, CAPTAIN & DEEPAK, 2019
- Sonora episcopa (KENNICOTT, 1859)
- Sordellina punctata (PETERS, 1880)
- Spalerosophis diadema (SCHLEGEL, 1837)
- Sphenomorphus maculatus (BLYTH, 1853)
- Spilotes pullatus (LINNAEUS, 1758)
- Spilotes sulphureus (WAGLER, 1824)
- Stegonotus admiraltiensis RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- Stegonotus australis (GÜNTHER, 1872)
- Stegonotus cucullatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Stegonotus guentheri BOULENGER, 1895
- Stegonotus heterurus BOULENGER, 1893
- Stegonotus lividus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Stegonotus melanolabiatus RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- Stegonotus modestus (SCHLEGEL, 1837)
- Stegonotus parvus (MEYER, 1874)
- Stenorrhina freminvillei (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Sternotherus odoratus (LATREILLE, 1802)
- Stichophanes ningshaanensis (YUAN, 1983)
- Stigmochelys pardalis (BELL, 1828)
- Storeria dekayi (HOLBROOK, 1839)
- Storeria occipitomaculata (STORER, 1839)
- Subsessor bocourti (JAN, 1865)
- Sumatranus albomaculata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Suta flagellum (MCCOY, 1878)
- Symphimus mayae (GAIGE, 1936)
- Tachymenis peruviana WIEGMANN, 1834
- Taeniophallus brevirostris (PETERS, 1863)
- Takydromus tachydromoides (SCHLEGEL, 1838)
- Tantilla cuniculator SMITH, 1939
- Tantilla melanocephala (LINNAEUS, 1758)
- Tantillita canula (COPE, 1875)
- Tantillita lintoni (SMITH, 1940)
- Telescopus dhara (FORSKÅL, 1775)
- Telescopus fallax FLEISCHMANN, 1831
- Telescopus hoogstraali SCHMIDT & MARX, 1956
- Telescopus somalicus (PARKER, 1949)
- Teratoscincus sistanense AKBARPOUR, SHAFIEI, SEHHATISABET & DAMADI, 2017
- Terrapene carolina (LINNAEUS, 1758)
- Tetracheilostoma carlae (HEDGES, 2008)
- Thamnophis atratus KENNICOTT, 1860
- Thamnophis brachystoma (COPE, 1892)
- Thamnophis couchii (KENNICOTT, 1859)
- Thamnophis elegans (BAIRD & GIRARD, 1853)
- Thamnophis eques (REUSS, 1834)
- Thamnophis hammondii (KENNICOTT, 1860)
- Thamnophis marcianus (BAIRD & GIRARD, 1853)
- Thamnophis ordinoides (BAIRD & GIRARD, 1852)
- Thamnophis proximus (SAY, 1823)
- Thamnophis pulchrilatus (COPE, 1885)
- Thamnophis radix (BAIRD & GIRARD, 1853)
- Thamnophis rufipunctatus (COPE, 1875)
- Thamnophis saurita (LINNAEUS, 1766)
- Thamnophis sirtalis (LINNAEUS, 1758)
- Thecadactylus rapicauda (HOUTTUYN, 1782)
- Thelotornis kirtlandii (HALLOWELL, 1844)
- Thermophis shangrila PENG, LU, HUANG, GUO & ZHANG, 2014
- Tiliqua rugosa (GRAY, 1825)
- Toxicocalamus buergersi (STERNFELD, 1913)
- Toxicocalamus grandis (BOULENGER, 1914)
- Toxicocalamus holopelturus MCDOWELL, 1969
- Toxicocalamus loennbergii (BOULENGER, 1908)
- Toxicocalamus longissimus BOULENGER, 1896
- Toxicocalamus loriae (BOULENGER, 1898)
- Toxicocalamus mintoni KRAUS, 2009
- Toxicocalamus misimae MCDOWELL, 1969
- Toxicocalamus nymani (LÖNNBERG, 1900)
- Toxicocalamus pachysomus KRAUS, 2009
- Toxicocalamus preussi (STERNFELD, 1913)
- Toxicocalamus stanleyanus BOULENGER, 1903
- Trachemys scripta (THUNBERG, 1792)
- Trachylepis maculilabris (GRAY, 1845)
- Trachylepis megalura (PETERS, 1878)
- Trachylepis notabilis (PETERS, 1879)
- Trachylepis occidentalis (PETERS, 1867)
- Trachylepis perrotetii (DUMÉRIL & BIBRON, 1839)
- Trachylepis quinquetaeniata (LICHTENSTEIN, 1823)
- Trachylepis spilogaster (PETERS, 1882)
- Trachylepis striata (PETERS, 1844)
- Trachylepis variegata (PETERS, 1870)
- Trimeresurus albolabris GRAY, 1842
- Trimeresurus insularis KRAMER, 1977
- Trimeresurus macrops KRAMER, 1977
- Trimeresurus stejnegeri SCHMIDT, 1925
- Trimerodytes balteatus COPE, 1895
- Trimerodytes percarinatus (BOULENGER, 1899)
- Tropidoclonion lineatum (HALLOWELL, 1856)
- Tropidodipsas fischeri (BOULENGER, 1894)
- Tropidodipsas zweifeli (LINER & WILSON, 1970)
- Tropidophis canus (COPE, 1868)
- Tropidophis curtus (GARMAN, 1887)
- Tropidophis melanurus (SCHLEGEL, 1837)
- Tropidurus hispidus (SPIX, 1825)
- Tupinambis teguixin (LINNAEUS, 1758)
- Uma exsul SCHMIDT & BOGERT, 1947
- Uromacer catesbyi (SCHLEGEL, 1837)
- Uromastyx aegyptia (FORSKÅL, 1775)
- Uropeltis bhupathyi JINS, SAMPAIO & GOWER, 2018
- Urosaurus ornatus (BAIRD & GIRARD, 1852)
- Uta stansburiana BAIRD & GIRARD, 1852
- Varanus bengalensis (DAUDIN, 1802)
- Varanus caspius (EICHWALD, 1831)
- Varanus dumerilii SCHLEGEL, 1839
- Varanus flavescens (HARDWICKE & GRAY, 1827)
- Varanus griseus (DAUDIN, 1803)
- Varanus niloticus (LINNAEUS, 1766)
- Varanus salvator (LAURENTI, 1768)
- Vermicella annulata (GRAY, 1841)
- Vermicella parscauda DEREZ, ARBUCKLE, RUAN, XIE, HUANG, DIBBEN, SHI, VONK & FRY, 2018
- Vipera ammodytes (LINNAEUS, 1758)
- Vipera berus (LINNAEUS, 1758)
- Vipera meridionalis BOULENGER, 1903
- Wallaceophis gujaratensis MIRZA, VYAS, PATEL, MAHETA & SANAP, 2016
- Wallophis brachyura (GÜNTHER, 1866)
- Xantusia gracilis GRISMER & GALVAN, 1986
- Xenochrophis trianguligerus (BOIE, 1827)
- Xenodon guentheri BOULENGER, 1894
- Xenodon histricus (JAN, 1863)
- Xenodon neuwiedii GÜNTHER, 1863
- Xenodon rabdocephalus (WIED-NEUWIED, 1824)
- Xenopholis scalaris (WUCHERER, 1861)
- Zamenis longissimus (LAURENTI, 1768)
- Zamenis scalaris (SCHINZ, 1822)
- Zamenis situla (LINNAEUS, 1758)
- Zootoca vivipara (LICHTENSTEIN, 1823)