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Species found: 895
- Ablepharus kitaibelii BIBRON & BORY ST-VINCENT, 1833
- Abronia monticola (COPE, 1878)
- Abronia moreletii (BOCOURT, 1872)
- Abronia oaxacae (GÜNTHER, 1885)
- Acanthocercus annectans (BLANFORD, 1870)
- Acanthocercus atricollis (SMITH, 1849)
- Acanthocercus cyanogaster (RÜPPELL, 1835)
- Acanthocercus guentherpetersi LARGEN & SPAWLS, 2006
- Achalinus spinalis PETERS, 1869
- Achalinus yunkaiensis WANG, LI & WANG, 2019
- Acratosaura mentalis (AMARAL, 1933)
- Adelphicos nigrilatum SMITH, 1942
- Adelphostigma occipitalis (JAN, 1863)
- Afrotyphlops punctatus (LEACH, 1819)
- Afrotyphlops schlegelii (BIANCONI, 1849)
- Agama agama (LINNAEUS, 1758)
- Agama congica (PETERS, 1877)
- Agama picticauda PETERS, 1877
- Agama planiceps PETERS, 1862
- Agkistrodon contortrix (LINNAEUS, 1766)
- Ahaetulla prasina (BOIE, 1827)
- Aipysurus duboisii BAVAY, 1869
- Aldabrachelys gigantea (SCHWEIGGER, 1812)
- Alopoglossus plicatus TAYLOR, 1949
- Amastridium veliferum COPE, 1861
- Amblyodipsas microphthalma (BIANCONI, 1852)
- Amblyodipsas polylepis (BOCAGE, 1873)
- Ameiva ameiva (LINNAEUS, 1758)
- Ameiva praesignis (BAIRD & GIRARD, 1852)
- Ameiva tobagana COPE, 1879
- Ameivula ocellifera (SPIX, 1825)
- Amnisiophis amoenus (JAN, 1863)
- Amphibolurus muricatus (WHITE, 1790)
- Amphiesma stolatum (LINNAEUS, 1758)
- Amphisbaena bolivica MERTENS, 1929
- Amphisbaena brasiliana (GRAY, 1865)
- Amphisbaena camura COPE, 1862
- Amphisbaena carvalhoi GANS, 1965
- Amphisbaena pretrei DUMÉRIL & BIBRON, 1839
- Amphisbaena steindachneri STRAUCH, 1881
- Anadia ocellata GRAY, 1845
- Anilios bicolor (PETERS, 1858)
- Anilios bituberculatus (PETERS, 1863)
- Anilios guentheri (PETERS, 1865)
- Anilius scytale (LINNAEUS, 1758)
- Anolis aequatorialis WERNER, 1894
- Anolis agassizi STEJNEGER, 1900
- Anolis altae DUNN, 1930
- Anolis annectens WILLIAMS, 1974
- Anolis antonii BOULENGER, 1908
- Anolis apollinaris BOULENGER, 1919
- Anolis aquaticus TAYLOR, 1956
- Anolis arenal (KÖHLER & VARGAS, 2019)
- Anolis auratus DAUDIN, 1802
- Anolis binotatus PETERS, 1863
- Anolis biporcatus (WIEGMANN, 1834)
- Anolis bitectus COPE, 1864
- Anolis blanquillanus HUMMELINCK, 1940
- Anolis boettgeri BOULENGER, 1911
- Anolis bombiceps COPE, 1875
- Anolis boulengerianus THOMINOT, 1887
- Anolis brianjuliani (KÖHLER, PETERSEN & MÉNDEZ DE LA CRUZ, 2019)
- Anolis capito PETERS, 1863
- Anolis carlliebi KÖHLER, TREJO-PÉREZ, PETERSEN & MÉNDEZ DE LA CRUZ, 2014
- Anolis carolinensis VOIGT, 1832
- Anolis chloris BOULENGER, 1898
- Anolis chrysolepis DUMÉRIL & BIBRON, 1837
- Anolis compressicauda SMITH & KERSTER, 1955
- Anolis cupreus HALLOWELL, 1860
- Anolis cymbops COPE, 1864
- Anolis dollfusianus BOCOURT, 1873
- Anolis dunni SMITH, 1936
- Anolis equestris MERREM, 1820
- Anolis eulaemus BOULENGER, 1908
- Anolis fasciatus BOULENGER, 1885
- Anolis festae PERACCA, 1904
- Anolis fraseri GÜNTHER, 1859
- Anolis frenatus COPE, 1899
- Anolis fuscoauratus D’ORBIGNY, 1837
- Anolis gadovii BOULENGER, 1905
- Anolis gaigei RUTHVEN, 1916
- Anolis gemmosus O’SHAUGHNESSY, 1875
- Anolis gorgonae BARBOUR, 1905
- Anolis gracilipes BOULENGER, 1898
- Anolis grahami GRAY, 1845
- Anolis granuliceps BOULENGER, 1898
- Anolis haguei STUART, 1942
- Anolis heterodermus DUMÉRIL, 1851
- Anolis humilis PETERS, 1863
- Anolis impetigosus COPE, 1864
- Anolis insignis COPE, 1871
- Anolis jacare BOULENGER, 1903
- Anolis kemptoni DUNN, 1940
- Anolis laevis (COPE, 1875)
- Anolis laeviventris (WIEGMANN, 1834)
- Anolis latifrons BERTHOLD, 1846
- Anolis lemniscatus BOULENGER, 1898
- Anolis lemurinus COPE, 1861
- Anolis limifrons COPE, 1863
- Anolis liogaster BOULENGER, 1905
- Anolis lionotus COPE, 1861
- Anolis macrinii SMITH, 1968
- Anolis macrolepis BOULENGER, 1911
- Anolis macrophallus WERNER, 1917
- Anolis maculiventris BOULENGER, 1898
- Anolis mariarum BARBOUR, 1932
- Anolis matudai SMITH, 1956
- Anolis mccraniei (KÖHLER, TOWNSEND & PETERSEN, 2016)
- Anolis meridionalis BOETTGER, 1885
- Anolis microlepidotus DAVIS, 1954
- Anolis microtus COPE, 1871
- Anolis mirus WILLIAMS, 1963
- Anolis nebuloides BOCOURT, 1873
- Anolis nebulosus (WIEGMANN, 1834)
- Anolis nietoi KÖHLER, TREJO-PÉREZ, PETERSEN & MÉNDEZ DE LA CRUZ, 2014
- Anolis nigrolineatus WILLIAMS, 1965
- Anolis notopholis BOULENGER, 1896
- Anolis omiltemanus DAVIS, 1954
- Anolis onca (O’SHAUGHNESSY, 1875)
- Anolis ortonii COPE, 1868
- Anolis oxylophus COPE, 1875
- Anolis pachypus COPE, 1875
- Anolis peraccae BOULENGER, 1898
- Anolis petersii BOCOURT, 1873
- Anolis phyllorhinus MYERS & CARVALHO, 1945
- Anolis planiceps TROSCHEL, 1848
- Anolis poecilopus COPE, 1863
- Anolis polylepis PETERS, 1874
- Anolis porcatus GRAY, 1840
- Anolis princeps BOULENGER, 1902
- Anolis proboscis PETERS & ORCES, 1956
- Anolis punctatus DAUDIN, 1802
- Anolis purpurescens COPE, 1899
- Anolis quercorum FITCH, 1978
- Anolis sacamecatensis KÖHLER, TREJO-PÉREZ, PETERSEN & MÉNDEZ DE LA CRUZ, 2014
- Anolis scypheus COPE, 1864
- Anolis sericeus HALLOWELL, 1856
- Anolis solitarius RUTHVEN, 1916
- Anolis spilorhipis ÁLVAREZ DEL TORO & SMITH, 1956
- Anolis squamulatus PETERS, 1863
- Anolis subocularis DAVIS, 1954
- Anolis sulcifrons COPE, 1899
- Anolis taylori SMITH & SPIELER, 1945
- Anolis tigrinus PETERS, 1863
- Anolis tolimensis WERNER, 1916
- Anolis townsendi STEJNEGER, 1900
- Anolis transversalis DUMÉRIL, 1851
- Anolis tropidogaster HALLOWELL, 1856
- Anolis tropidolepis BOULENGER, 1885
- Anolis tropidonotus PETERS, 1863
- Anolis uniformis COPE, 1885
- Anolis unilobatus KÖHLER & VESELY, 2010
- Anolis ventrimaculatus BOULENGER, 1911
- Anolis vittigerus COPE, 1863
- Anolis wampuensis (MCCRANIE & KÖHLER, 2001)
- Anolis wilsoni (KÖHLER, TOWNSEND & PETERSEN, 2016)
- Anolis woodi DUNN, 1940
- Anomalepis mexicana JAN, 1860
- Antaresia childreni (GRAY, 1842)
- Antaresia maculosa (PETERS, 1873)
- Aparallactus lineatus (PETERS, 1870)
- Aparallactus lunulatus (PETERS, 1854)
- Aparallactus niger BOULENGER, 1897
- Apostolepis assimilis (REINHARDT, 1861)
- Apostolepis cearensis GOMES, 1915
- Argyrophis diardii (SCHLEGEL, 1839)
- Aristelliger georgeensis (BOCOURT, 1873)
- Arthrosaura versteegii LIDTH DE JEUDE, 1904
- Aspidelaps scutatus (SMITH, 1849)
- Aspidites melanocephalus (KREFFT, 1864)
- Aspidoscelis angusticeps (COPE, 1878)
- Aspidoscelis deppii (WIEGMANN, 1834)
- Aspidoscelis sackii (WIEGMANN, 1834)
- Asthenodipsas laevis (BOIE, 1827)
- Atheris squamigera HALLOWELL, 1854
- Atractaspis congica PETERS, 1877
- Atractaspis fallax PETERS, 1867
- Atractus badius (BOIE, 1827)
- Atractus boulengerii PERACCA, 1896
- Atractus clarki DUNN & BAILEY, 1939
- Atractus collaris PERACCA, 1897
- Atractus crassicaudatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Atractus elaps (GÜNTHER, 1858)
- Atractus emigdioi GONZÁLEZ-SPONGA, 1971
- Atractus erythromelas BOULENGER, 1903
- Atractus fuliginosus (HALLOWELL, 1845)
- Atractus iridescens PERACCA, 1896
- Atractus latifrons (GÜNTHER, 1868)
- Atractus lehmanni BOETTGER, 1898
- Atractus maculatus (GÜNTHER, 1858)
- Atractus major BOULENGER, 1894
- Atractus mariselae LANCINI, 1969
- Atractus multicinctus (JAN, 1865)
- Atractus occipitoalbus (JAN, 1862)
- Atractus poeppigi (JAN, 1862)
- Atractus trilineatus WAGLER, 1828
- Atropoides picadoi (DUNN, 1939)
- Bachia bresslaui (AMARAL, 1935)
- Bachia dorbignyi (DUMÉRIL & BIBRON, 1839)
- Bachia flavescens (BONNATERRE, 1789)
- Bachia pallidiceps (COPE, 1862)
- Basiliscus basiliscus (LINNAEUS, 1758)
- Basiliscus plumifrons COPE, 1875
- Bitis gabonica (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Boa constrictor LINNAEUS, 1758
- Boaedon fuliginosus (BOIE, 1827)
- Boiga drapiezii (BOIE, 1827)
- Boiga nigriceps (GÜNTHER, 1863)
- Bothriechis aurifer (SALVIN, 1860)
- Bothriechis bicolor (BOCOURT, 1868)
- Bothriechis lateralis PETERS, 1862
- Bothriechis nigroadspersus (STEINDACHNER, 1870)
- Bothriechis nigroviridis PETERS, 1859
- Bothrocophias campbelli (FREIRE-LASCANO, 1991)
- Bothrocophias colombianus (RENDAHL & VESTERGREN, 1940)
- Bothrocophias hyoprora (AMARAL, 1935)
- Bothrops alternatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Bothrops asper (GARMAN, 1883)
- Bothrops atrox (LINNAEUS, 1758)
- Bothrops bilineatus (WIED-NEUWIED, 1821)
- Bothrops fonsecai HOGE & BELLUOMINI, 1959
- Bothrops jararaca (WIED-NEUWIED, 1824)
- Bothrops jararacussu LACERDA, 1884
- Bothrops mattogrossensis AMARAL, 1925
- Bothrops neuwiedi WAGLER, 1824
- Bothrops pulcher (PETERS, 1862)
- Bothrops punctatus (GARCIA, 1896)
- Bothrops taeniatus WAGLER, 1824
- Bothrops venezuelensis SANDNER-MONTILLA, 1952
- Bronchocela jubata DUMÉRIL & BIBRON, 1837
- Caaeteboia amarali (WETTSTEIN, 1930)
- Calabaria reinhardtii (SCHLEGEL, 1851)
- Calamaria pavimentata DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Calliophis intestinalis (LAURENTI, 1768)
- Callisaurus draconoides BLAINVILLE, 1835
- Calotes liocephalus GÜNTHER, 1872
- Calotes nigrilabris PETERS, 1860
- Calyptotis scutirostrum (PETERS, 1874)
- Carlia fusca (DUMÉRIL & BIBRON, 1839)
- Causus lichtensteinii (JAN, 1859)
- Causus rhombeatus (LICHTENSTEIN, 1823)
- Cerastes gasperettii LEVITON & ANDERSON, 1967
- Cerastes vipera (LINNAEUS, 1758)
- Cercophis auratus (SCHLEGEL, 1837)
- Cercosaura eigenmanni (GRIFFIN, 1917)
- Cercosaura ocellata WAGLER, 1830
- Cercosaura olivacea (GRAY, 1845)
- Cercosaura schreibersii WIEGMANN, 1834
- Chamaeleo calyptratus DUMÉRIL & DUMÉRIL, 1851
- Chamaeleo dilepis LEACH, 1819
- Chelonoidis chilensis (GRAY, 1870)
- Chelydra acutirostris PETERS, 1862
- Chelydra serpentina (LINNAEUS, 1758)
- Chironius carinatus (LINNAEUS, 1758)
- Chironius exoletus (LINNAEUS, 1758)
- Chironius flavolineatus (BOETTGER, 1885)
- Chironius flavopictus (WERNER, 1909)
- Chironius foveatus BAILEY, 1955
- Chironius fuscus (LINNAEUS, 1758)
- Chironius grandisquamis (PETERS, 1869)
- Chironius monticola ROZE, 1952
- Chironius multiventris SCHMIDT & WALKER, 1943
- Chironius quadricarinatus (BOIE, 1827)
- Chironius scurrula (WAGLER, 1824)
- Chironius spixii (HALLOWELL, 1845)
- Chlorosoma viridissimum (LINNAEUS, 1758)
- Chondrodactylus turneri (GRAY, 1864)
- Chrysemys dorsalis AGASSIZ, 1857
- Chrysemys picta (SCHNEIDER, 1783)
- Clelia equatoriana (AMARAL, 1924)
- Clelia scytalina (COPE, 1867)
- Coleodactylus meridionalis BOULENGER, 1888
- Coleonyx elegans GRAY, 1845
- Coleonyx mitratus (PETERS, 1863)
- Colobosaura modesta (REINHARDT & LÜTKEN, 1862)
- Coniophanes bipunctatus (GÜNTHER, 1858)
- Coniophanes fissidens (GÜNTHER, 1858)
- Coniophanes imperialis (BAIRD & GIRARD, 1859)
- Coniophanes piceivittis COPE, 1870
- Conophis lineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Copeoglossum aurae HEDGES & CONN, 2012
- Copeoglossum nigropunctatum (SPIX, 1825)
- Copeoglossum redondae HEDGES & CONN, 2012
- Cophosaurus texanus TROSCHEL, 1852
- Cophotis ceylanica PETERS, 1861
- Corallus annulatus (COPE, 1875)
- Corallus batesii (GRAY, 1860)
- Corallus blombergi (RENDAHL & VESTERGREN, 1940)
- Coronelaps lepidus (REINHARDT, 1861)
- Coronella austriaca LAURENTI, 1768
- Corytophanes cristatus (MERREM, 1820)
- Corytophanes percarinatus DUMÉRIL, 1856
- Craspedocephalus puniceus (BOIE, 1827)
- Crisantophis nevermanni (DUNN, 1937)
- Crotalus brunneus HARRIS & SIMMONS, 1978
- Crotalus durissus LINNAEUS, 1758
- Crotalus exiguus CAMPBELL & ARMSTRONG, 1979
- Crotalus horridus LINNAEUS, 1758
- Crotalus intermedius TROSCHEL, 1865
- Crotalus molossus BAIRD & GIRARD, 1853
- Crotalus oreganus HOLBROOK, 1840
- Crotalus ravus COPE, 1865
- Crotalus simus LATREILLE, 1801
- Crotalus totonacus GLOYD & KAUFFELD, 1940
- Crotalus triseriatus (WAGLER, 1830)
- Crotalus viridis (RAFINESQUE, 1818)
- Crotaphytus collaris (SAY, 1822)
- Ctenosaura quinquecarinata (GRAY, 1842)
- Ctenotus schomburgkii (PETERS, 1863)
- Cyclanorbis senegalensis (DUMÉRIL & BIBRON, 1835)
- Cycloderma frenatum PETERS, 1854
- Cyrtodactylus consobrinus (PETERS, 1871)
- Cyrtodactylus marmoratus GRAY, 1831
- Dasia olivacea GRAY, 1839
- Dasia vittata (EDELING, 1865)
- Dasypeltis medici BIANCONI, 1859
- Dasypeltis scabra (LINNAEUS, 1758)
- Dendroaspis polylepis GÜNTHER, 1864
- Dendrophidion bivittatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Dendrophidion clarkii DUNN, 1933
- Dendrophidion dendrophis (SCHLEGEL, 1837)
- Dendrophidion paucicarinatum (COPE, 1894)
- Dendrophidion percarinatum (COPE, 1893)
- Diadophis punctatus (LINNAEUS, 1766)
- Diaphorolepis laevis WERNER, 1923
- Diaphorolepis wagneri JAN, 1863
- Dibamus novaeguineae DUMÉRIL & BIBRON, 1839
- Dibernardia affinis (GÜNTHER, 1858)
- Dibernardia persimilis (COPE, 1869)
- Dibernardia poecilopogon (COPE, 1863)
- Diplodactylus vittatus GRAY, 1832
- Diploglossus fasciatus (GRAY, 1831)
- Diploglossus lessonae PERACCA, 1890
- Diploglossus monotropis (KUHL, 1820)
- Dipsas alternans (FISCHER, 1885)
- Dipsas articulata (COPE, 1868)
- Dipsas bicolor (GÜNTHER, 1895)
- Dipsas brevifacies (COPE, 1866)
- Dipsas catesbyi (SENTZEN, 1796)
- Dipsas ellipsifera (BOULENGER, 1898)
- Dipsas gracilis (BOULENGER, 1902)
- Dipsas indica LAURENTI, 1768
- Dipsas latifrontalis (BOULENGER, 1905)
- Dipsas mikanii SCHLEGEL, 1837
- Dipsas pavonina SCHLEGEL, 1837
- Dipsas peruana (BOETTGER, 1898)
- Dipsas pratti (BOULENGER, 1897)
- Dipsas sanctijoannis (BOULENGER, 1911)
- Dipsas temporalis (WERNER, 1909)
- Dipsas tenuissima TAYLOR, 1954
- Dipsas turgida (COPE, 1868)
- Dipsas variegata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Dipsas ventrimaculata (BOULENGER, 1885)
- Dipsas vermiculata PETERS, 1960
- Dipsas viguieri (BOCOURT, 1884)
- Dolichophis caspius (GMELIN, 1789)
- Drepanoides anomalus (JAN, 1863)
- Drymobius melanotropis (COPE, 1875)
- Drymobius rhombifer (GÜNTHER, 1860)
- Drymoluber dichrous (PETERS, 1863)
- Dryophylax hypoconia (COPE, 1860)
- Dryophylax nattereri (MIKAN, 1820)
- Echinanthera melanostigma (WAGLER, 1824)
- Echinanthera undulata (WIED-NEUWIED, 1824)
- Echinosaura horrida BOULENGER, 1890
- Echinosaura palmeri BOULENGER, 1911
- Echinosaura panamensis BARBOUR, 1924
- Echis pyramidum (GEOFFROY SAINT-HILAIRE, 1827)
- Egernia cunninghami (GRAY, 1832)
- Egernia striolata (PETERS, 1870)
- Eirenis modestus (MARTIN, 1838)
- Elaphe quatuorlineata (LACÉPÈDE, 1789)
- Elaphe schrenckii STRAUCH, 1873
- Elapomorphus quinquelineatus (RADDI, 1820)
- Elapsoidea sundevallii SMITH, 1848
- Emoia impar (WERNER, 1898)
- Enulius flavitorques (COPE, 1868)
- Enyalioides heterolepis (BOCOURT, 1874)
- Enyalius bibronii BOULENGER, 1885
- Enyalius catenatus (WIED-NEUWIED, 1821)
- Epicrates crassus COPE, 1862
- Epicrates maurus GRAY, 1849
- Epictia albifrons (WAGLER, 1824)
- Epictia albipuncta (BURMEISTER, 1861)
- Epictia ater (TAYLOR, 1940)
- Epictia goudotii (DUMÉRIL & BIBRON, 1844)
- Epictia magnamaculata (TAYLOR, 1940)
- Epictia tenella (KLAUBER, 1939)
- Eremias argus PETERS, 1869
- Eremias lineolata (NIKOLSKY, 1897)
- Eremias nigrocellata NIKOLSKY, 1896
- Erythrolamprus aesculapii (LINNAEUS, 1758)
- Erythrolamprus almadensis (WAGLER, 1824)
- Erythrolamprus breviceps (COPE, 1860)
- Erythrolamprus epinephalus (COPE, 1862)
- Erythrolamprus jaegeri (GÜNTHER, 1858)
- Erythrolamprus lamonae (DUNN, 1944)
- Erythrolamprus macrosomus (AMARAL, 1936)
- Erythrolamprus melanotus (SHAW, 1802)
- Erythrolamprus miliaris (LINNAEUS, 1758)
- Erythrolamprus mimus (COPE, 1868)
- Erythrolamprus poecilogyrus (WIED-NEUWIED, 1824)
- Erythrolamprus pygmaeus (COPE, 1868)
- Erythrolamprus reginae (LINNAEUS, 1758)
- Erythrolamprus subocularis (BOULENGER, 1902)
- Erythrolamprus typhlus (LINNAEUS, 1758)
- Eryx conicus (SCHNEIDER, 1801)
- Eryx jaculus (LINNAEUS, 1758)
- Eryx miliaris (PALLAS, 1773)
- Eulamprus heatwolei WELLS & WELLINGTON, 1983
- Eumeces schneiderii (DAUDIN, 1802)
- Eutropis carinata (SCHNEIDER, 1801)
- Eutropis longicaudata (HALLOWELL, 1857)
- Eutropis rugifera (STOLICZKA, 1870)
- Exila nigropalmata (ANDERSSON, 1918)
- Furcifer major (BRYGOO, 1971)
- Furcifer verrucosus (CUVIER, 1829)
- Garthia gaudichaudii (DUMÉRIL & BIBRON, 1836)
- Geochelone elegans (SCHOEPFF, 1795)
- Geophis brachycephalus (COPE, 1871)
- Geophis godmani BOULENGER, 1894
- Geophis hoffmanni (PETERS, 1859)
- Geophis nasalis (COPE, 1868)
- Geophis nigroalbus BOULENGER, 1908
- Geophis ruthveni WERNER, 1925
- Geophis sartorii (COPE, 1863)
- Gerrhonotus rhombifer PETERS, 1876
- Gloydius blomhoffii (BOIE, 1826)
- Gloydius halys (PALLAS, 1776)
- Gloydius intermedius (STRAUCH, 1868)
- Gloydius strauchi (BEDRIAGA, 1912)
- Gonatodes albogularis (DUMÉRIL & BIBRON, 1836)
- Gonatodes caudiscutatus (GÜNTHER, 1859)
- Gonatodes humeralis (GUICHENOT, 1855)
- Gonyosoma boulengeri (MOCQUARD, 1897)
- Gonyosoma frenatum (GRAY, 1853)
- Gonyosoma oxycephalum (BOIE, 1827)
- Gonyosoma prasinum (BLYTH, 1855)
- Gopherus agassizii (COOPER, 1861)
- Gowidon longirostris (BOULENGER, 1883)
- Grypotyphlops acutus (DUMÉRIL & BIBRON, 1844)
- Gymnodactylus geckoides SPIX, 1825
- Gymnophthalmus speciosus (HALLOWELL, 1861)
- Hebius vibakari (BOIE, 1826)
- Helicops angulatus (LINNAEUS, 1758)
- Helicops carinicaudus (WIED-NEUWIED, 1824)
- Helicops danieli AMARAL, 1938
- Helicops hagmanni ROUX, 1910
- Helicops pastazae SHREVE, 1934
- Helicops petersi ROSSMAN, 1976
- Helicops polylepis GÜNTHER, 1861
- Helicops scalaris JAN, 1865
- Helminthophis flavoterminatus (PETERS, 1858)
- Helminthophis frontalis (PETERS, 1860)
- Hemibungarus calligaster (WIEGMANN, 1835)
- Hemidactylus angulatus HALLOWELL, 1854
- Hemidactylus brookii GRAY, 1845
- Hemidactylus flaviviridis RÜPPELL, 1835
- Hemidactylus guineensis PETERS, 1869
- Hemidactylus mabouia (MOREAU DE JONNÈS, 1818)
- Hemirhagerrhis nototaenia (GÜNTHER, 1864)
- Hemorrhois nummifer (REUSS, 1834)
- Hemorrhois ravergieri (MÉNÉTRIES, 1832)
- Heremites vittatus (OLIVIER, 1804)
- Heteronotia binoei (GRAY, 1845)
- Holcosus festivus (LICHTENSTEIN & MARTENS, 1856)
- Holcosus leptophrys (COPE, 1893)
- Holcosus quadrilineatus (HALLOWELL, 1861)
- Holcosus undulatus (WIEGMANN, 1834)
- Hoplocercus spinosus FITZINGER, 1843
- Hormonotus modestus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Hydrodynastes bicinctus (HERMANN, 1804)
- Hydrodynastes gigas (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Hydromedusa maximiliani (MIKAN, 1825)
- Hydromorphus concolor PETERS, 1859
- Hydrophis cyanocinctus DAUDIN, 1803
- Hydrophis fasciatus (SCHNEIDER, 1799)
- Hydrophis platurus (LINNAEUS, 1766)
- Ichnotropis bivittata BOCAGE, 1866
- Ichnotropis capensis (SMITH, 1838)
- Ichnotropis grandiceps BROADLEY, 1967
- Ichnotropis microlepidota MARX, 1956
- Imantodes cenchoa (LINNAEUS, 1758)
- Imantodes gemmistratus (COPE, 1861)
- Imantodes inornatus (BOULENGER, 1896)
- Imantodes lentiferus (COPE, 1894)
- Indotyphlops braminus (DAUDIN, 1803)
- Kentropyx calcarata SPIX, 1825
- Kentropyx paulensis (BOETTGER, 1893)
- Kentropyx pelviceps (COPE, 1868)
- Kinosternon acutum GRAY, 1831
- Kinosternon sonoriense LE CONTE, 1854
- Lacerta agilis LINNAEUS, 1758
- Lacerta citrovittata WERNER, 1938
- Lacerta trilineata BEDRIAGA, 1886
- Lacerta viridis (LAURENTI, 1768)
- Lacertaspis reichenowii (PETERS, 1874)
- Lachesis muta (LINNAEUS, 1766)
- Lachesis rhombeata (WIED, 1824)
- Lachesis stenophrys COPE, 1875
- Lamprolepis smaragdina (LESSON, 1829)
- Lampropeltis abnorma (BOCOURT, 1886)
- Lampropeltis micropholis COPE, 1860
- Lampropeltis polyzona COPE, 1860
- Lampropeltis triangulum (LACÉPÈDE, 1789)
- Lampropholis guichenoti (DUMÉRIL & BIBRON, 1839)
- Lankascincus fallax (PETERS, 1860)
- Laticauda colubrina (SCHNEIDER, 1799)
- Leiolepis belliana (HARDWICKE & GRAY, 1827)
- Leiolepis guttata CUVIER, 1829
- Leiopython albertisii (PETERS & DORIA, 1878)
- Lepidochelys olivacea (ESCHSCHOLTZ, 1829)
- Lepidodactylus lugubris (DUMÉRIL & BIBRON, 1836)
- Lepidophyma flavimaculatum DUMÉRIL, 1851
- Lepidophyma reticulatum TAYLOR, 1955
- Leptodeira annulata (LINNAEUS, 1758)
- Leptodeira ashmeadii (HALLOWELL, 1845)
- Leptodeira bakeri RUTHVEN, 1936
- Leptodeira frenata (COPE, 1886)
- Leptodeira nigrofasciata GÜNTHER, 1868
- Leptodeira rhombifera GÜNTHER, 1872
- Leptodeira rubricata (COPE, 1893)
- Leptodrymus pulcherrimus (COPE, 1874)
- Leptomicrurus narduccii (JAN, 1863)
- Leptophis ahaetulla (LINNAEUS, 1758)
- Leptophis bocourti BOULENGER, 1898
- Leptophis coeruleodorsus OLIVER, 1942
- Leptophis cupreus (COPE, 1868)
- Leptophis depressirostris (COPE, 1861)
- 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 riveti DESPAX, 1910
- Leptophis urostictus (PETERS, 1873)
- Leptotyphlops incognitus (BROADLEY & WATSON, 1976)
- Leptotyphlops scutifrons (PETERS, 1854)
- Lialis burtonis GRAY, 1834
- Liasis dunni STULL, 1932
- Liasis fuscus PETERS, 1873
- Liasis mackloti DUMÉRIL & BIBRON, 1844
- Liasis savuensis BRONGERSMA, 1956
- Limaformosa capensis (SMITH, 1847)
- Liolaemus multimaculatus (DUMÉRIL & BIBRON, 1837)
- Liolaemus walkeri SHREVE, 1938
- Liotyphlops albirostris (PETERS, 1858)
- Liotyphlops anops (COPE, 1899)
- Liotyphlops haadi SILVA-HAAD, FRANCO & MALDONADO, 2008
- Liotyphlops ternetzii (BOULENGER, 1896)
- Liotyphlops wilderi (GARMAN, 1883)
- Lissemys punctata (BONNATERRE, 1789)
- Lissemys scutata (PETERS, 1868)
- Loxopholis rugiceps COPE, 1869
- Loxopholis southi (RUTHVEN & GAIGE, 1924)
- Lycodon jara (SHAW, 1802)
- Lycodon rufozonatus CANTOR, 1842
- Lycodon striatus (SHAW, 1802)
- Lycodryas gaimardi (SCHLEGEL, 1837)
- Lygophis dilepis COPE, 1862
- Lygophis lineatus (LINNAEUS, 1758)
- Lytorhynchus diadema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Lytorhynchus paradoxus (GÜNTHER, 1875)
- Mabuya dominicana GARMAN, 1887
- Macrochelys temminckii (TROOST, 1835)
- Macropholidus ruthveni NOBLE, 1921
- Macrovipera lebetinus (LINNAEUS, 1758)
- Malayopython timoriensis (PETERS, 1876)
- Malpolon insignitus (GEOFFROY SAINT-HILAIRE, 1827)
- Manciola guaporicola (DUNN, 1935)
- Masticophis mentovarius (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Mastigodryas alternatus (BOCOURT, 1884)
- Mastigodryas boddaerti (SENTZEN, 1796)
- Mastigodryas heathii (COPE, 1875)
- Mastigodryas melanolomus (COPE, 1868)
- Mastigodryas pleei (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Mastigodryas pulchriceps (COPE, 1868)
- Matobosaurus validus (SMITH, 1849)
- Mauremys caspica (GMELIN, 1774)
- Mediodactylus kotschyi (STEINDACHNER, 1870)
- Mediodactylus sagittifer (NIKOLSKY, 1900)
- Medopheos edracanthus (BOCOURT, 1874)
- Meizodon semiornatus (PETERS, 1854)
- Menetia greyii GRAY, 1845
- Meroles reticulatus (BOCAGE, 1867)
- Mesalina guttulata (LICHTENSTEIN, 1823)
- Mesoamericus bilobatus (O'SHAUGHNESSY, 1874)
- Mesoscincus managuae (DUNN, 1933)
- Mesotes strigatus (GÜNTHER, 1858)
- Metlapilcoatlus mexicanus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrablepharus maximiliani (REINHARDT & LÜTKEN, 1862)
- Microlophus occipitalis (PETERS, 1871)
- Micropechis ikaheca (LESSON, 1830)
- Micrurus albicinctus AMARAL, 1925
- Micrurus apiatus (JAN, 1858)
- Micrurus carvalhoi ROZE, 1967
- Micrurus diastema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus dissoleucus COPE, 1860
- Micrurus dumerilii (JAN, 1858)
- Micrurus helleri SCHMIDT & SCHMIDT, 1925
- Micrurus hemprichii (JAN, 1858)
- Micrurus langsdorffi (WAGLER, 1824)
- Micrurus laticollaris PETERS, 1870
- Micrurus lemniscatus (LINNAEUS, 1758)
- Micrurus medemi ROZE, 1967
- Micrurus mipartitus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus multifasciatus (JAN, 1858)
- Micrurus obscurus (JAN, 1872)
- Micrurus ornatissimus (JAN, 1858)
- Micrurus ortoni (SCHMIDT, 1953)
- Micrurus psyches (DAUDIN, 1803)
- Micrurus spixii WAGLER, 1824
- Micrurus spurrelli (BOULENGER, 1914)
- Micrurus surinamensis (CUVIER, 1816)
- Mochlus sundevallii (SMITH, 1849)
- Montivipera xanthina (GRAY, 1849)
- Morenia petersi (ANDERSON, 1879)
- Myriopholis longicauda (PETERS, 1854)
- Nactus pelagicus (GIRARD, 1858)
- Naja annulata PETERS, 1876
- Naja annulifera PETERS, 1854
- Naja atra CANTOR, 1842
- Naja haje (LINNAEUS, 1758)
- Naja melanoleuca HALLOWELL, 1857
- Naja mossambica PETERS, 1854
- Naja nubiae WÜSTER & BROADLEY, 2003
- Naja sumatrana MÜLLER, 1887
- Natriciteres olivacea (PETERS, 1854)
- Natrix natrix (LINNAEUS, 1758)
- Natrix tessellata (LAURENTI, 1768)
- Ninia atrata (HALLOWELL, 1845)
- Ninia diademata BAIRD & GIRARD, 1853
- Ninia hudsoni PARKER, 1940
- Ninia maculata (PETERS, 1861)
- Ninia psephota (COPE, 1875)
- Ninia sebae (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Notechis scutatus (PETERS, 1861)
- Nothopsis rugosus COPE, 1871
- Ophiodes striatus (SPIX, 1824)
- Ophisops elegans MÉNÉTRIES, 1832
- Oplurus quadrimaculatus DUMÉRIL & BIBRON, 1851
- Orientocoluber spinalis (PETERS, 1866)
- Orlitia borneensis GRAY, 1873
- Ornithuroscincus noctua (LESSON, 1830)
- Oxybelis brevirostris (COPE, 1861)
- Oxybelis fulgidus (DAUDIN, 1803)
- Oxyrhopus clathratus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Oxyrhopus formosus (WIED-NEUWIED, 1820)
- Oxyrhopus leucomelas (WERNER, 1916)
- 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
- Oxyuranus scutellatus (PETERS, 1867)
- Pachydactylus punctatus PETERS, 1854
- Palusophis bifossatus (RADDI, 1820)
- Panaspis breviceps (PETERS, 1873)
- Pantherophis alleghaniensis (HOLBROOK, 1836)
- Paralaudakia badakhshana (ANDERSON & LEVITON, 1969)
- Paralaudakia bochariensis (NIKOLSKY, 1897)
- Paralaudakia caucasia (EICHWALD, 1831)
- Paralaudakia erythrogaster (NIKOLSKY, 1896)
- Paralaudakia himalayana (STEINDACHNER, 1867)
- Paralaudakia lehmanni (NIKOLSKY, 1896)
- Paralaudakia microlepis (BLANFORD, 1874)
- Paralaudakia stoliczkana (BLANFORD, 1875)
- Paraphimophis rusticus (COPE, 1878)
- Pelodiscus maackii (BRANDT, 1858)
- Pelodiscus sinensis (WIEGMANN, 1835)
- Pelomedusa subrufa (BONNATERRE, 1789)
- Pelusios gabonensis (DUMÉRIL, 1856)
- Pelusios niger (DUMÉRIL & BIBRON, 1835)
- Pelusios sinuatus (SMITH, 1838)
- Phelsuma guentheri BOULENGER, 1885
- Phelsuma parva MEIER, 1983
- Philodryas agassizii (JAN, 1863)
- Philodryas nattereri (STEINDACHNER, 1870)
- Philodryas olfersii (LICHTENSTEIN, 1823)
- Philodryas patagoniensis (GIRARD, 1858)
- Philothamnus hoplogaster (GÜNTHER, 1863)
- Phimophis guerini (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Phimophis guianensis (TROSCHEL, 1848)
- Phrynocephalus axillaris BLANFORD, 1875
- Phrynocephalus erythrurus ZUGMAYER, 1909
- Phrynocephalus guttatus (GMELIN, 1789)
- Phrynocephalus helioscopus (PALLAS, 1771)
- Phrynocephalus horvathi MEHELY, 1894
- Phrynocephalus mystaceus (PALLAS, 1776)
- Phrynocephalus persicus DE FILIPPI, 1863
- Phrynocephalus przewalskii STRAUCH, 1876
- Phrynocephalus putjatai BEDRIAGA, 1909
- Phrynocephalus theobaldi BLYTH, 1863
- Phrynocephalus versicolor STRAUCH, 1876
- Phrynocephalus vlangalii STRAUCH, 1876
- Phrynonax poecilonotus (GÜNTHER, 1858)
- Phrynonax sexcarinatus (WAGLER, 1824)
- Phrynonax shropshirei BARBOUR & AMARAL, 1924
- Phrynops tuberosus (PETERS, 1870)
- Phyllodactylus galapagensis PETERS, 1869
- Phyllopezus pollicaris (SPIX, 1825)
- Phyllopezus przewalskii KOSLOWSKY, 1895
- Phyllopezus selmae DUBEUX, GONÇALVES, PALMEIRA, NUNES, CASSIMIRO, GAMBLE, WERNECK, RODRIGUES & MOTT, 2022
- Pituophis catenifer (BLAINVILLE, 1835)
- Pituophis lineaticollis (COPE, 1861)
- Pituophis melanoleucus (DAUDIN, 1803)
- Platyceps najadum (EICHWALD, 1831)
- Plesiodipsas perijanensis (ALEMÁN, 1953)
- Plestiodon brevirostris (GÜNTHER, 1860)
- Plestiodon japonicus (PETERS, 1864)
- Plestiodon septentrionalis BAIRD, 1858
- Pliocercus elapoides COPE, 1860
- Pliocercus euryzonus COPE, 1862
- Polychrus acutirostris SPIX, 1825
- Polychrus femoralis WERNER, 1910
- Polychrus gutturosus BERTHOLD, 1846
- Polychrus marmoratus (LINNAEUS, 1758)
- Porthidium lansbergii (SCHLEGEL, 1841)
- Porthidium nasutum (BOCOURT, 1868)
- Porthidium ophryomegas (BOCOURT, 1868)
- Prosymna lineata (PETERS, 1871)
- Psammophis brevirostris PETERS, 1881
- Psammophis leightoni BOULENGER, 1902
- Psammophis leithii GÜNTHER, 1869
- Psammophis mossambicus PETERS, 1882
- Psammophis punctulatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Psammophis sibilans (LINNAEUS, 1758)
- Psammophis subtaeniatus PETERS, 1882
- Pseudalsophis elegans (TSCHUDI, 1845)
- Pseudelaphe flavirufa (COPE, 1867)
- Pseudoboa coronata SCHNEIDER, 1801
- Pseudoboa neuwiedii (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Pseudoboa nigra (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Pseudoeryx plicatilis (LINNAEUS, 1758)
- Ptenopus garrulus (SMITH, 1849)
- Ptenopus maculatus (GRAY, 1866)
- Ptyctolaemus gularis (PETERS, 1864)
- Python molurus (LINNAEUS, 1758)
- Rena humilis BAIRD & GIRARD, 1853
- Rhadinaea calligaster (COPE, 1875)
- Rhadinaea decorata (GÜNTHER, 1858)
- Rhadinaea pulveriventris BOULENGER, 1896
- Rhadinaea taeniata (PETERS, 1863)
- Rhadinella godmani (GÜNTHER, 1865)
- Rhadinella serperaster (COPE, 1871)
- Rhamphiophis maradiensis CHIRIO & INEICH, 1991
- Rhinobothryum bovallii (ANDERSSON, 1916)
- Rhinobothryum lentiginosum (SCOPOLI, 1785)
- Rhinoclemmys rubida (COPE, 1870)
- Rhoptropus afer PETERS, 1869
- Rhynchocalamus melanocephalus (JAN, 1862)
- Rhynchocalamus satunini (NIKOLSKY, 1899)
- Rodriguesophis iglesiasi (GOMES, 1915)
- Salvator merianae DUMÉRIL & BIBRON, 1839
- Saphenophis antioquiensis (DUNN, 1943)
- Saphenophis boursieri (JAN, 1867)
- Scaphiodontophis annulatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Scaphiodontophis venustissimus (GÜNTHER, 1894)
- Sceloporus formosus WIEGMANN, 1834
- Sceloporus grammicus WIEGMANN, 1828
- Sceloporus siniferus COPE, 1870
- Scincella assata (COPE, 1864)
- Scincella cherriei (COPE, 1893)
- Scincella devorator (DAREVSKY, ORLOV & CUC, 2004)
- Scincella incerta (STUART, 1940)
- Scincella potanini (GÜNTHER, 1896)
- Scincella rufocaudata (DAREVSKY & NGUYEN VAN SANG, 1983)
- Scolecophis atrocinctus (SCHLEGEL, 1837)
- Senticolis triaspis (COPE, 1866)
- Sepsina angolensis BOCAGE, 1866
- Sepsina bayonii (BOCAGE, 1866)
- Sibon annulatus (GÜNTHER, 1872)
- Sibon argus (COPE, 1875)
- Sibon dimidiatus (GÜNTHER, 1872)
- Sibon longifrenis (STEJNEGER, 1909)
- Sibon nebulatus (LINNAEUS, 1758)
- Sibynophis chinensis (GÜNTHER, 1889)
- Siderolamprus cyanochloris (COPE, 1894)
- Siphlophis cervinus (LAURENTI, 1768)
- Siphlophis compressus (DAUDIN, 1803)
- Siphlophis longicaudatus (ANDERSSON, 1901)
- Siphlophis pulcher (RADDI, 1820)
- Sphaerodactylus glaucus COPE, 1866
- Sphenomorphus cryptotis DAREVSKY, ORLOV & CUC, 2004
- Spilotes pullatus (LINNAEUS, 1758)
- Spilotes sulphureus (WAGLER, 1824)
- Stenocercus caducus (COPE, 1863)
- Stenocercus chrysopygus BOULENGER, 1900
- Stenocercus sinesaccus TORRES-CARVAJAL, 2005
- Stenolepis ridleyi BOULENGER, 1887
- Stenorrhina degenhardtii (BERTHOLD, 1846)
- Stenorrhina freminvillei (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Sternotherus odoratus (LATREILLE, 1802)
- Storeria dekayi (HOLBROOK, 1839)
- Storeria occipitomaculata (STORER, 1839)
- Strobilurus torquatus WIEGMANN, 1834
- Subdoluseps bowringii (GÜNTHER, 1864)
- Suta dwyeri (WORRELL, 1956)
- Synophis bicolor PERACCA, 1896
- Synophis lasallei (NICÉFORO-MARIA, 1950)
- Taeniophallus brevirostris (PETERS, 1863)
- Takydromus sexlineatus DAUDIN, 1802
- Tantilla alticola (BOULENGER, 1903)
- Tantilla armillata COPE, 1875
- Tantilla capistrata COPE, 1875
- Tantilla melanocephala (LINNAEUS, 1758)
- Tantilla moesta (GÜNTHER, 1863)
- Tantilla nigra (BOULENGER, 1914)
- Tantilla reticulata (COPE, 1860)
- Tantilla schistosa (BOCOURT, 1883)
- Tantilla semicincta (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Tantilla supracincta (PETERS, 1863)
- Tantilla vermiformis (HALLOWELL, 1861)
- Tarentola fascicularis (DAUDIN, 1802)
- Tarentola mauritanica (LINNAEUS, 1758)
- Tenuidactylus caspius (EICHWALD, 1831)
- Teratoscincus przewalskii STRAUCH, 1887
- Terrapene carolina (LINNAEUS, 1758)
- Terrapene ornata (AGASSIZ, 1857)
- Testudo graeca LINNAEUS, 1758
- Thamnodynastes pallidus (LINNAEUS, 1758)
- Thamnophis cyrtopsis (KENNICOTT, 1860)
- Thamnophis fulvus (BOCOURT, 1893)
- Thamnophis marcianus (BAIRD & GIRARD, 1853)
- Thamnophis proximus (SAY, 1823)
- Thamnophis sirtalis (LINNAEUS, 1758)
- Thecadactylus rapicauda (HOUTTUYN, 1782)
- Thrasops flavigularis (HALLOWELL, 1852)
- Timon pater (LATASTE, 1880)
- Tomodon dorsatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Trachemys dorbigni (DUMÉRIL & BIBRON, 1835)
- Trachemys scripta (THUNBERG, 1792)
- Trachylepis affinis (GRAY, 1839)
- Trachylepis albilabris (HALLOWELL, 1857)
- Trachylepis brevicollis (WIEGMANN, 1837)
- Trachylepis comorensis (PETERS, 1854)
- Trachylepis damarana (PETERS, 1870)
- Trachylepis elegans (PETERS, 1854)
- Trachylepis maculilabris (GRAY, 1845)
- Trachylepis margaritifer (PETERS, 1854)
- Trachylepis perrotetii (DUMÉRIL & BIBRON, 1839)
- Trachylepis socotrana (PETERS, 1882)
- Trachylepis striata (PETERS, 1844)
- Tretanorhinus mocquardi BOCOURT, 1891
- Tretanorhinus nigroluteus COPE, 1861
- Tretanorhinus taeniatus BOULENGER, 1903
- Trilepida macrolepis (PETERS, 1858)
- Trimetopon pliolepis COPE, 1894
- Trimetopon simile DUNN, 1930
- Trimetopon viquezi DUNN, 1937
- Trimorphodon biscutatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Trimorphodon tau COPE, 1870
- Trionyx triunguis (FORSKÅL, 1775)
- Tropidodipsas fischeri (BOULENGER, 1894)
- Tropidodryas serra (SCHLEGEL, 1837)
- Tropidodryas striaticeps (COPE, 1870)
- Tropidolaemus wagleri (BOIE, 1827)
- Tropidophis boulengeri (PERACCA, 1910)
- Tropidophis paucisquamis (MÜLLER, 1901)
- Tropidophis semicinctus (GUNDLACH & PETERS, 1864)
- Tropidurus hispidus (SPIX, 1825)
- Tropidurus semitaeniatus (SPIX, 1825)
- Tropidurus torquatus (WIED-NEUWIED, 1820)
- Tupinambis teguixin (LINNAEUS, 1758)
- Tympanocryptis lineata PETERS, 1863
- Ungaliophis panamensis SCHMIDT, 1933
- Uropeltis macrolepis (PETERS, 1862)
- Urosaurus bicarinatus (DUMÉRIL, 1856)
- Urotheca decipiens (GÜNTHER, 1893)
- Urotheca fulviceps (COPE, 1886)
- Urotheca guentheri (DUNN, 1938)
- Urotheca lateristriga (BERTHOLD, 1859)
- Urotheca multilineata (PETERS, 1863)
- Urotheca pachyura (COPE, 1875)
- Varanus griseus (DAUDIN, 1803)
- Varanus komodoensis OUWENS, 1912
- Varanus salvator (LAURENTI, 1768)
- Vipera ammodytes (LINNAEUS, 1758)
- Vipera berus (LINNAEUS, 1758)
- Vipera dinniki NIKOLSKY, 1913
- Vipera eriwanensis (REUSS, 1933)
- Vipera meridionalis BOULENGER, 1903
- Xantusia riversiana COPE, 1883
- Xantusia vigilis BAIRD, 1859
- Xenodon merremii (WAGLER, 1824)
- Xenodon neuwiedii GÜNTHER, 1863
- Xenodon rabdocephalus (WIED-NEUWIED, 1824)
- Xenodon severus (LINNAEUS, 1758)
- Xenopholis scalaris (WUCHERER, 1861)
- Xenosaurus agrenon KING & THOMPSON, 1968
- Xenosaurus platyceps KING & THOMPSON, 1968
- Xenoxybelis argenteus (DAUDIN, 1803)
- Xerotyphlops vermicularis (MERREM, 1820)
- Zamenis longissimus (LAURENTI, 1768)