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Species found: 4149
- Ablepharus alaicus ELPATJEVSKY, 1901
- Ablepharus anatolicus SCHMIDTLER, 1997
- Ablepharus bivittatus (MENETRIES, 1832)
- Ablepharus budaki GÖCMEN, KUMLUTAS & TOSUNOGLU, 1996
- Ablepharus chernovi DAREVSKY, 1953
- Ablepharus deserti STRAUCH, 1868
- Ablepharus kitaibelii BIBRON & BORY ST-VINCENT, 1833
- Ablepharus ladacensis (GÜNTHER, 1864)
- Ablepharus lindbergi WETTSTEIN, 1960
- Ablepharus nepalensis (EREMCHENKO & HELFENBERGER, 1998)
- Ablepharus pannonicus (LICHTENSTEIN, 1823)
- Ablepharus rueppellii (GRAY, 1839)
- Ablepharus sikimmensis (BLYTH, 1854)
- Ablepharus tragbulensis (ALCOCK, 1898)
- Abronia antauges (COPE, 1866)
- Abronia anzuetoi CAMPBELL & FROST, 1993
- Abronia frosti CAMPBELL, SASA, ACEVEDO & MENDELSON, 1998
- Abronia graminea (COPE, 1864)
- Abronia leurolepis CAMPBELL & FROST, 1993
- Abronia meledona CAMPBELL & BRODIE, 1999
- Abronia mitchelli CAMPBELL, 1982
- Abronia moreletii (BOCOURT, 1872)
- Abronia ochoterenai (MARTIN DEL CAMPO, 1939)
- Abronia ornelasi CAMPBELL, 1984
- Abronia ramirezi CAMPBELL, 1994
- Abronia reidi WERLER & SHANNON, 1961
- Abronia taeniata (WIEGMANN, 1828)
- Acanthocercus adramitanus (ANDERSON, 1896)
- Acanthocercus atricollis (SMITH, 1849)
- Acanthochelys spixii (DUMÉRIL & BIBRON, 1835)
- Acanthodactylus ahmaddisii WERNER, 2004
- Acanthodactylus blanci DOUMERGUE, 1901
- Acanthodactylus blanfordii BOULENGER, 1919
- Acanthodactylus boskianus (DAUDIN, 1802)
- Acanthodactylus busacki SALVADOR, 1982
- Acanthodactylus cantoris GÜNTHER, 1864
- Acanthodactylus dumerilii (MILNE-EDWARDS, 1829)
- Acanthodactylus erythrurus (SCHINZ, 1833)
- Acanthodactylus grandis BOULENGER, 1909
- Acanthodactylus longipes BOULENGER, 1918
- Acanthodactylus maculatus (GRAY, 1838)
- Acanthodactylus margaritae TAMAR, GENIEZ, BRITO & CROCHET, 2017
- Acanthodactylus micropholis BLANFORD, 1874
- Acanthodactylus nilsoni RASTEGAR-POUYANI, 1998
- Acanthodactylus orientalis ANGEL, 1936
- Acanthodactylus pardalis (LICHTENSTEIN, 1823)
- Acanthodactylus robustus WERNER, 1929
- Acanthodactylus schmidti HAAS, 1957
- Acanthodactylus scutellatus (AUDOUIN, 1827)
- Acanthophis antarcticus (SHAW, 1802)
- Acanthophis cryptamydros MADDOCK, ELLIS, DOUGHTY, SMITH & WÜSTER, 2015
- Acanthophis praelongus RAMSAY, 1877
- Acanthophis pyrrhus BOULENGER, 1898
- Acanthophis wellsi HOSER, 1998
- Acanthosaura armata (GRAY, 1827)
- Acanthosaura bintangensis WOOD, GRISMER, GRISMER, AHMAD, ONN & BAUER, 2009
- Acanthosaura brachypoda ANANJEVA, ORLOV, NGUYEN & RYABOV, 2011
- Achalinus spinalis PETERS, 1869
- Acontias jappi (BROADLEY, 1968)
- Acontias schmitzi WAGNER, BROADLEY & BAUER, 2012
- Acrantophis dumerili JAN, 1860
- Acrantophis madagascariensis (DUMÉRIL & BIBRON, 1844)
- Acritoscincus duperreyi (GRAY, 1839)
- Acritoscincus platynotus (PETERS, 1881)
- Acrochordus granulatus (SCHNEIDER, 1799)
- Acrochordus javanicus HORNSTEDT, 1787
- Actinemys marmorata (BAIRD & GIRARD, 1852)
- Actinemys pallida (SEELIGER, 1945)
- Acutotyphlops solomonis (PARKER, 1939)
- Adelphicos newmanorum TAYLOR, 1950
- Adelphicos quadrivirgatum JAN, 1862
- Adelphostigma occipitalis (JAN, 1863)
- Adercosaurus vixadnexus MYERS & DONNELLY, 2001
- Adolfus jacksoni (BOULENGER, 1899)
- Aeluroscalabotes felinus (GÜNTHER, 1864)
- Afroedura bogerti LOVERIDGE, 1944
- Afroedura gorongosa BRANCH, GUYTON, SCHMITZ, BAREJ, NASKRECKI, FAROOQ, VERBURGT, RÖDEL, 2017
- Afroedura granitica JACOBSEN, KUHN, JACKMAN & BAUER, 2014
- Afroedura karroica (HEWITT, 1925)
- Afroedura loveridgei BROADLEY, 1963
- Afroedura pundomontana CONRADIE, SCHMITZ, LOBÓN-ROVIRA, BECKER, VAZ-PINTO & HAUPTFLEISCH, 2022
- Afroedura rondavelica JACOBSEN, KUHN, JACKMAN & BAUER, 2014
- Afroedura transvaalica (HEWITT, 1925)
- Afronatrix anoscopus (COPE, 1861)
- Afrotyphlops angolensis (BOCAGE, 1866)
- Afrotyphlops dinga (PETERS, 1854)
- Afrotyphlops elegans (PETERS, 1868)
- Afrotyphlops lineolatus (JAN, 1864)
- Afrotyphlops nigrocandidus (BROADLEY & WALLACH, 2000)
- Afrotyphlops punctatus (LEACH, 1819)
- Afrotyphlops schmidti (LAURENT, 1956)
- Agama aculeata MERREM, 1820
- Agama agama (LINNAEUS, 1758)
- Agama armata PETERS, 1854
- Agama bibronii DUMÉRIL, 1851
- Agama boueti CHABANAUD, 1917
- Agama dodomae LOVERIDGE, 1923
- Agama kirkii BOULENGER, 1885
- Agama lionotus BOULENGER, 1896
- Agama lucyae WAGNER & BAUER, 2011
- Agama mwanzae LOVERIDGE, 1923
- Agama picticauda PETERS, 1877
- Agama tassiliensis GENIEZ, PADIAL & CROCHET, 2011
- Agamura cruralis BLANFORD, 1874
- Agamura persica (DUMÉRIL, 1856)
- Agkistrodon bilineatus GÜNTHER, 1863
- Agkistrodon conanti GLOYD, 1969
- Agkistrodon contortrix (LINNAEUS, 1766)
- Agkistrodon laticinctus GLOYD & CONANT, 1934
- Agkistrodon piscivorus (LACÉPÈDE, 1789)
- Ahaetulla anomala (ANNANDALE, 1906)
- Ahaetulla mycterizans (LINNAEUS, 1758)
- Ahaetulla nasuta (LACÉPÈDE, 1789)
- Ahaetulla perroteti (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Ahaetulla prasina (BOIE, 1827)
- Ailuronyx seychellensis (DUMÉRIL & BIBRON, 1836)
- Aipysurus duboisii BAVAY, 1869
- Aipysurus eydouxii (GRAY, 1849)
- Aipysurus laevis LACÉPÈDE, 1804
- Aldabrachelys gigantea (SCHWEIGGER, 1812)
- Algyroides hidalgoi BOSCA, 1916
- Algyroides moreoticus BIBRON & BORY, 1833
- Algyroides nigropunctatus (DUMÉRIL & BIBRON, 1839)
- Alinea lanceolata (COPE, 1863)
- Alinea luciae (GARMAN, 1887)
- Alligator mississippiensis (DAUDIN, 1801)
- Alligator sinensis FAUVEL, 1879
- Alopecion guttatum (SMITH, 1843)
- Alopoglossus amazonius RUTHVEN, 1924
- Alopoglossus angulatus (LINNAEUS, 1758)
- Alopoglossus atriventris DUELLMAN, 1973
- Alopoglossus bicolor (WERNER, 1916)
- Alopoglossus brevifrontalis (BOULENGER, 1912)
- Alopoglossus buckleyi (O’SHAUGHNESSY, 1881)
- Alopoglossus carinicaudatus (COPE, 1876)
- Alopoglossus embera PELOSO & MORALES, 2017
- Alopoglossus eurylepis (HARRIS & RUEDA, 1985)
- Alopoglossus grandisquamatus (RUEDA, 1985)
- Alopoglossus harrisi HERNÁNDEZ-MORALES, STURARO, SALES-NUNES, LOTZKAT & PELOSO, 2020
- Alopoglossus lehmanni AYALA & HARRIS, 1984
- Alopoglossus romaleos (HARRIS, 1994)
- Alsophylax pipiens (PALLAS, 1827)
- Alsophylax tadjikiensis GOLUBEV, 1979
- Altiphylax stoliczkai (STEINDACHNER, 1867)
- Amalosia lesueurii (DUMÉRIL & BIBRON, 1836)
- Amalosia rhombifer (GRAY, 1845)
- Amalosia robusta (BOULENGER, 1885)
- Amapasaurus tetradactylus CUNHA, 1970
- Amastridium sapperi (WERNER, 1903)
- Amblyodipsas polylepis (BOCAGE, 1873)
- Amblyodipsas unicolor (REINHARDT, 1843)
- Amblyrhynchus cristatus BELL, 1825
- Ameiva ameiva (LINNAEUS, 1758)
- Ameiva praesignis (BAIRD & GIRARD, 1852)
- Ameiva provitaae GARCIA-PEREZ, 1995
- Ameivula abalosi (CABRERA, 2012)
- Ameivula cipoensis ARIAS, CARVALHO, ZAHER & RODRIGUES, 2014
- Ameivula confusioniba (ARIAS, DE CARVALHO, RODRIGUES & ZAHER, 2011)
- Ameivula nigrigula (ARIAS, DE CARVALHO, RODRIGUES & ZAHER, 2011)
- Ameivula ocellifera (SPIX, 1825)
- Amerotyphlops brongersmianus (VANZOLINI, 1976)
- Amerotyphlops microstomus (COPE, 1866)
- Amerotyphlops reticulatus (LINNAEUS, 1758)
- Amerotyphlops tenuis (SALVIN, 1860)
- Amphibolurus burnsi (WELLS & WELLINGTON, 1985)
- Amphibolurus muricatus (WHITE, 1790)
- Amphiesma stolatum (LINNAEUS, 1758)
- Amphisbaena absaberi (STRÜSSMAN & CARVALHO, 2001)
- Amphisbaena acrobeles (RIBEIRO, CASTRO-MELLO & NOGUEIRA, 2009)
- Amphisbaena alba LINNAEUS, 1758
- Amphisbaena arda RODRIGUES, 2003
- Amphisbaena brasiliana (GRAY, 1865)
- Amphisbaena brevis STRÜSSMANN & MOTT, 2009
- Amphisbaena carlgansi THOMAS & HEDGES, 1998
- Amphisbaena carvalhoi GANS, 1965
- Amphisbaena cayemite THOMAS & HEDGES, 2006
- Amphisbaena frontalis VANZOLINI, 1991
- Amphisbaena fuliginosa LINNAEUS, 1758
- Amphisbaena leali THOMAS & HEDGES, 2006
- Amphisbaena littoralis ROBERTO, BRITO & ÁVILA, 2014
- Amphisbaena mertensii STRAUCH, 1881
- Amphisbaena metallurga COSTA, RESENDE, TEIXEIRA, VECHIO & CLEMENTE, 2015
- Amphisbaena miringoera VANZOLINI, 1971
- Amphisbaena myersi HOOGMOED, 1989
- Amphisbaena persephone PINNA, MENDONÇA, BOCCHIGLIERI & FERNANDES, 2014
- Amphisbaena polygrammica WERNER, 1901
- Amphisbaena pretrei DUMÉRIL & BIBRON, 1839
- Amphisbaena rozei LANCINI, 1963
- Amphisbaena sanctaeritae VANZOLINI, 1994
- Amphisbaena silvestrii BOULENGER, 1902
- Amphisbaena stejnegeri RUTHVEN, 1922
- Amphisbaena talisiae VANZOLINI, 1995
- Amphisbaena tragorrhectes VANZOLINI, 1971
- Amphisbaena uroxena MOTT, RODRIGUES, DE FREITAS & SILVA, 2008
- Amphisbaena vermicularis WAGLER, 1824
- Amyda cartilaginea (BODDAERT, 1770)
- Amyda ornata (GRAY, 1861)
- Anadia altaserrania HARRIS & AYALA, 1987
- Anadia bogotensis (PETERS, 1863)
- Anadia hobarti LA-MARCA & GARCIA-PEREZ, 1990
- Ancylodactylus africanus (WERNER, 1895)
- Ancylodactylus gigas (PERRET, 1986)
- Ancylodactylus koehleri (MERTENS, 1937)
- Ancylodactylus petrodroma (PERRET, 1986)
- Ancylodactylus spinicollis MÜLLER, 1907
- Ancylodactylus uzungwae (PERRET, 1986)
- Andinosaura afrania (ARREDONDO & SÁNCHEZ-PACHECO, 2010)
- Andinosaura aurea (SÁNCHEZ-PACHECO, AGUIRRE-PENAFIEL & TORRES-CARVAJAL, 2012)
- Andinosaura crypta (SÁNCHEZ-PACHECO, KIZIRIAN & SALES-NUNES, 2011)
- Andinosaura hyposticta (BOULENGER, 1902)
- Andinosaura kiziriani (SÁNCHEZ-PARECO, AGUIRRE-PENAFIEL & TORRES-CARVAJAL, 2012)
- Andinosaura laevis (BOULENGER, 1908)
- Andinosaura oculata (O'SHAUGHNESSY, 1879)
- Andinosaura petrorum (KIZIRIAN, 1996)
- Andinosaura stellae (SÁNCHEZ-PACHECO, 2010)
- Andinosaura vespertina (KIZIRIAN, 1996)
- Andinosaura vieta (KIZIRIAN, 1996)
- Anepischetosia maccoyi (LUCAS & FROST, 1894)
- Anguiculus rappii (GÜNTHER, 1860)
- Anguis cephallonica WERNER, 1894
- Anguis fragilis LINNAEUS, 1758
- Anguis graeca BEDRIAGA, 1881
- Anilios affinis (BOULENGER, 1889)
- Anilios batillus (WAITE, 1894)
- Anilios bicolor (PETERS, 1858)
- Anilios bituberculatus (PETERS, 1863)
- Anilios endoterus (WAITE, 1918)
- Anilios leptosoma (ROBB, 1972)
- Anilios ligatus (PETERS, 1879)
- Anilios nigrescens GRAY, 1845
- Anilios obtusifrons ELLIS & DOUGHTY, 2017
- Anilios proximus (WAITE, 1893)
- Anilios systenos ELLIS & DOUGHTY, 2017
- Anilios wiedii (PETERS, 1867)
- Anilius scytale (LINNAEUS, 1758)
- Anniella alexanderae PAPENFUSS & PARHAM, 2013
- Anniella campi PAPENFUSS & PARHAM, 2013
- Anniella grinnelli PAPENFUSS & PARHAM, 2013
- Anolis aequatorialis WERNER, 1894
- Anolis agassizi STEJNEGER, 1900
- Anolis alfaroi GARRIDO & HEDGES, 1992
- Anolis allisoni BARBOUR, 1928
- Anolis allogus BARBOUR & RAMSDEN, 1919
- Anolis altae DUNN, 1930
- Anolis altavelensis NOBLE & HASSLER, 1933
- Anolis altitudinalis GARRIDO, 1985
- Anolis alutaceus COPE, 1861
- Anolis alvarezdeltoroi NIETO MONTES DE OCA, 1996
- Anolis amplisquamosus (MCCRANIE, WILSON & WILLIAMS, 1993)
- Anolis angusticeps HALLOWELL, 1856
- Anolis anisolepis SMITH, BURLEY & FRITTS, 1968
- Anolis annectens WILLIAMS, 1974
- Anolis anoriensis VELASCO, GUTIÉRREZ-CÁRDENAS & QUINTERO-ANGEL, 2010
- Anolis antonii BOULENGER, 1908
- Anolis apletolepis KÖHLER & HEDGES, 2016
- Anolis apletophallus KÖHLER & SUNYER, 2008
- Anolis aquaticus TAYLOR, 1956
- Anolis auratus DAUDIN, 1802
- Anolis aurifer SCHWARTZ, 1968
- Anolis barbatus (GARRIDO, 1982)
- Anolis bartschi (COCHRAN, 1928)
- Anolis bellipeniculus (MYERS & DONNELLY, 1996)
- Anolis bicaorum (KÖHLER, 1996)
- Anolis bimaculatus (SPARRMAN, 1784)
- Anolis biporcatus (WIEGMANN, 1834)
- Anolis birama GARRIDO, 1990
- Anolis bonairensis RUTHVEN, 1923
- Anolis boulengerianus THOMINOT, 1887
- Anolis brevirostris BOCOURT, 1870
- Anolis brooksi (BARBOUR, 1923)
- Anolis calimae AYALA, HARRIS & WILLIAMS, 1983
- Anolis campbelli (KÖHLER & SMITH, 2008)
- Anolis capito PETERS, 1863
- Anolis caquetae WILLIAMS, 1974
- Anolis carlliebi KÖHLER, TREJO-PÉREZ, PETERSEN & MÉNDEZ DE LA CRUZ, 2014
- Anolis carlostoddi (WILLIAMS, PRADERIO & GORZULA, 1996)
- Anolis carolinensis VOIGT, 1832
- Anolis carpenteri ECHELLE, ECHELLE & FITCH, 1971
- Anolis chlorodius KÖHLER & HEDGES, 2016
- Anolis chrysolepis DUMÉRIL & BIBRON, 1837
- Anolis compressicauda SMITH & KERSTER, 1955
- Anolis crassulus COPE, 1864
- Anolis cristatellus DUMÉRIL & BIBRON, 1837
- Anolis cryptolimifrons KÖHLER & SUNYER, 2008
- Anolis cupreus HALLOWELL, 1860
- Anolis cusuco (MCCRANIE, KÖHLER & WILSON, 2000)
- Anolis cyanostictus MERTENS, 1939
- Anolis cymbops COPE, 1864
- Anolis damulus COPE, 1864
- Anolis delafuentei GARRIDO, 1982
- Anolis demissus SCHWARTZ, 1969
- Anolis desechensis HEATWOLE, 1976
- Anolis desiradei LAZELL, 1964
- Anolis dissimilis WILLIAMS, 1965
- Anolis distichus COPE, 1861
- Anolis divius KÖHLER & HEDGES, 2016
- Anolis eladioi KÖHLER & HEDGES, 2016
- Anolis equestris MERREM, 1820
- Anolis ernestwilliamsi LAZELL, 1983
- Anolis eugenegrahami SCHWARTZ, 1978
- Anolis fortunensis AROSEMENA & IBÁÑEZ, 1993
- Anolis fuscoauratus D’ORBIGNY, 1837
- Anolis gaigei RUTHVEN, 1916
- Anolis garridoi DIAZ, ESTRADA & MORENO, 1996
- Anolis gemmosus O’SHAUGHNESSY, 1875
- Anolis gibbiceps COPE, 1864
- Anolis gonavensis KÖHLER & HEDGES, 2016
- Anolis gorgonae BARBOUR, 1905
- Anolis griseus GARMAN, 1887
- Anolis gruuo KÖHLER, PONCE, SUNYER & BATISTA, 2007
- Anolis gundlachi PETERS, 1877
- Anolis haguei STUART, 1942
- Anolis heteropholidotus MERTENS, 1952
- Anolis homolechis (COPE, 1864)
- Anolis humilis PETERS, 1863
- Anolis hyacinthogularis TORRES-CARVAJAL, AYALA-VARELA, LOBOS, POE & NARVÁEZ, 2017
- Anolis ibague WILLIAMS, 1975
- Anolis incredulus GARRIDO & MORENO, 1998
- Anolis insignis COPE, 1871
- Anolis juangundlachi GARRIDO, 1975
- Anolis kathydayae POE & RYAN, 2017
- Anolis laevis (COPE, 1875)
- Anolis laeviventris (WIEGMANN, 1834)
- Anolis lamari WILLIAMS, 1992
- Anolis landestoyi MAHLER, LAMBERT, GENEVA, NG, HEDGES, LOSOS & GLOR, 2016
- Anolis latifrons BERTHOLD, 1846
- Anolis lemniscatus BOULENGER, 1898
- Anolis lemurinus COPE, 1861
- Anolis limifrons COPE, 1863
- Anolis lineatus DAUDIN, 1802
- Anolis lionotus COPE, 1861
- Anolis longiceps SCHMIDT, 1919
- Anolis lososi TORRES-CARVAJAL, AYALA-VARELA, LOBOS, POE & NARVÁEZ, 2017
- Anolis loveridgei SCHMIDT, 1936
- Anolis loysiana (COCTEAU, 1836)
- Anolis luciae GARMAN, 1887
- Anolis luteogularis NOBLE & HASSLER, 1935
- Anolis luteosignifer GARMAN, 1888
- Anolis macilentus GARRIDO & HEDGES, 1992
- Anolis macrinii SMITH, 1968
- Anolis mariarum BARBOUR, 1932
- Anolis marmoratus DUMÉRIL & BIBRON, 1837
- Anolis marsupialis TAYLOR, 1956
- Anolis mccraniei (KÖHLER, TOWNSEND & PETERSEN, 2016)
- Anolis menta AYALA, HARRIS & WILLIAMS, 1984
- Anolis meridionalis BOETTGER, 1885
- Anolis mestrei BARBOUR & RAMSDEN, 1916
- Anolis microlepidotus DAVIS, 1954
- Anolis morazani TOWNSEND & WILSON, 2009
- Anolis muralla (KÖHLER, MCCRANIE & WILSON, 1999)
- Anolis nasofrontalis AMARAL, 1933
- Anolis naufragus (CAMPBELL, HILLIS & LAMAR, 1989)
- Anolis neblininus (MYERS, WILLIAMS & MCDIARMID, 1993)
- Anolis nebuloides BOCOURT, 1873
- Anolis nebulosus (WIEGMANN, 1834)
- Anolis nubilus GARMAN, 1887
- Anolis ocelloscapularis (KÖHLER, MCCRANIE & WILSON, 2001)
- Anolis onca (O’SHAUGHNESSY, 1875)
- Anolis ophiolepis COPE, 1861
- Anolis oporinus GARRIDO & HEDGES, 2001
- Anolis ortonii COPE, 1868
- Anolis oxylophus COPE, 1875
- Anolis pachypus COPE, 1875
- Anolis parvauritus WILLIAMS, 1966
- Anolis parvicirculatus ÁLVAREZ DEL TORO & SMITH, 1956
- Anolis pecuarius SCHWARTZ, 1969
- Anolis peruensis POE, LATELLA, AYALA-VARELA, YAÑEZ-MIRANDA & TORRES-CARVAJAL, 2015
- Anolis petersii BOCOURT, 1873
- Anolis peynadoi MERTENS, 1939
- Anolis pinchoti COCHRAN, 1931
- Anolis planiceps TROSCHEL, 1848
- Anolis poecilopus COPE, 1863
- Anolis polylepis PETERS, 1874
- Anolis porcatus GRAY, 1840
- Anolis prasinorius KÖHLER & HEDGES, 2016
- Anolis propinquus WILLIAMS, 1984
- Anolis pseudotigrinus AMARAL, 1933
- Anolis pulchellus DUMÉRIL & BIBRON, 1837
- Anolis punctatus DAUDIN, 1802
- Anolis purpurgularis (MCCRANIE, CRUZ & HOLM, 1993)
- Anolis pygmaeus ÁLVAREZ DEL TORO & SMITH, 1956
- Anolis quadriocellifer BARBOUR & RAMSDEN, 1919
- Anolis quaggulus COPE, 1885
- Anolis quercorum FITCH, 1978
- Anolis rimarum THOMAS & SCHWARTZ, 1967
- Anolis roatanensis (KÖHLER & MCCRANIE, 2001)
- Anolis rubribarbaris (KÖHLER, MCCRANIE & WILSON, 1999)
- Anolis rubribarbus BARBOUR & RAMSDEN, 1919
- Anolis ruibali NAVARRO & GARRIDO, 2004
- Anolis sabanus GARMAN, 1887
- Anolis sacamecatensis KÖHLER, TREJO-PÉREZ, PETERSEN & MÉNDEZ DE LA CRUZ, 2014
- Anolis sagrei DUMÉRIL & BIBRON, 1837
- Anolis santamartae WILLIAMS, 1982
- Anolis savagei POE & RYAN, 2017
- Anolis sericeus HALLOWELL, 1856
- Anolis singularis WILLIAMS, 1965
- Anolis sminthus DUNN & EMLEN, 1932
- Anolis solitarius RUTHVEN, 1916
- Anolis spilorhipis ÁLVAREZ DEL TORO & SMITH, 1956
- Anolis sulcifrons COPE, 1899
- Anolis tenorioensis KÖHLER, 2011
- Anolis toldo FONG & GARRIDO, 2000
- Anolis tolimensis WERNER, 1916
- Anolis townsendi STEJNEGER, 1900
- Anolis trachyderma COPE, 1875
- Anolis trinitatis REINHARDT & LÜTKEN, 1862
- Anolis triumphalis (NICHOLSON & KÖHLER, 2014)
- Anolis tropidogaster HALLOWELL, 1856
- Anolis tropidonotus PETERS, 1863
- Anolis uniformis COPE, 1885
- Anolis unilobatus KÖHLER & VESELY, 2010
- Anolis urraoi GRISALES-MARTÍNEZ, VELASCO, BOLÍVAR, WILLIAMS & DAZA, 2017
- Anolis utilensis (KÖHLER, 1996)
- Anolis vermiculatus COCTEAU, 1837
- Anolis vescus GARRIDO & HEDGES, 1992
- Anolis vicarius WILLIAMS, 1986
- Anolis villai FITCH & HENDERSON, 1976
- Anolis viridius KÖHLER & HEDGES, 2016
- Anolis vittigerus COPE, 1863
- Anolis wampuensis (MCCRANIE & KÖHLER, 2001)
- Anolis wattsii BOULENGER, 1894
- Anolis wermuthi (KÖHLER & OBERMEIER, 1998)
- Anolis williamsmittermeierorum POE & YAÑEZ-MIRANDA, 2007
- Anolis wilsoni (KÖHLER, TOWNSEND & PETERSEN, 2016)
- Anolis woodi DUNN, 1940
- Anolis zeus (KÖHLER & MCCRANIE, 2001)
- Anomalepis mexicana JAN, 1860
- Anomalopus leuckartii (WEINLAND, 1863)
- Anomalopus mackayi GREER & COGGER, 1985
- Anomalopus swansoni GREER & COGGER, 1985
- Anomalopus verreauxii DUMÉRIL, 1851
- Anotosaura vanzolinia DIXON, 1974
- Antaresia maculosa (PETERS, 1873)
- Apalone ferox (SCHNEIDER, 1783)
- Apalone mutica (LESUEUR, 1827)
- Apalone spinifera (LESUEUR, 1827)
- Aparallactus guentheri BOULENGER, 1895
- Aparallactus jacksonii (GÜNTHER, 1888)
- Aparallactus lunulatus (PETERS, 1854)
- Aparallactus turneri LOVERIDGE, 1935
- Aphaniotis fusca (PETERS, 1864)
- Aplopeltura boa (BOIE, 1828)
- Apodora papuana (PETERS & DORIA, 1878)
- Apostolepis assimilis (REINHARDT, 1861)
- Apostolepis borellii PERACCA, 1904
- Apostolepis cearensis GOMES, 1915
- Apostolepis dimidiata (JAN, 1862)
- Apostolepis flavotorquata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Apostolepis multicincta HARVEY, 1999
- Apostolepis nigrolineata (PETERS, 1869)
- Apostolepis polylepis AMARAL, 1922
- Apostolepis quinquelineata (BOULENGER, 1896)
- Apostolepis rondoni AMARAL, 1925
- Apostolepis serrana DE LEMA & RENNER, 2006
- Apostolepis striata DE LEMA, 2004
- Apostolepis thalesdelemai BORGES-NOJOSA, LIMA, BEZERRA & JAMES, 2016
- Apostolepis underwoodi DE LEMA & CAMPBELL, 2017
- Aprasia inaurita KLUGE, 1974
- Aprasia parapulchella KLUGE, 1974
- Aprasia wicherina MARYAN, ADAMS & APLIN, 2015
- Argyrophis fuscus (DUMÉRIL, 1851)
- Aristelliger georgeensis (BOCOURT, 1873)
- Aristelliger lar COPE, 1862
- Aristelliger praesignis (HALLOWELL, 1856)
- Arizona elegans KENNICOTT, 1859
- Arrhyton taeniatum GÜNTHER, 1858
- Arrhyton vittatum (GUNDLACH, 1861)
- Arthrosaura kockii (LIDTH DE JEUDE, 1904)
- Arthrosaura reticulata (O’SHAUGHNESSY, 1881)
- Arthrosaura testigensis GORZULA & SENARIS, 1999
- Asaccus andersoni TORKI, FATHINIA, ROSTAMI, GHARZI & NAZARI-SERENJEH, 2011
- Asaccus arnoldi SIMÓ-RIUDALBAS, TARROSO, PAPENFUSS, AL-SARIRI & CARRANZA, 2017
- Asaccus barani TORKI, AHMADZADEH, ILGAZ, AVCI & KUMLUTAS, 2011
- Asaccus elisae (WERNER, 1896)
- Asaccus gallagheri (ARNOLD, 1972)
- Asaccus griseonotus DIXON & ANDERSON, 1973
- Asaccus ingae EISELT, 1973
- Asaccus iranicus TORKI, AHMADZADEH, ILGAZ, AVCI & KUMLUTAS, 2011
- Asaccus kurdistanensis RASTEGAR-POUYANI, NILSON & FAIZI, 2006
- Asaccus saffinae AFRASIAB & MOHAMAD, 2009
- Asaccus zagrosicus TORKI, AHMADZADEH, ILGAZ, AVCI & KUMLUTAS, 2011
- Aspidelaps scutatus (SMITH, 1849)
- Aspidites ramsayi (MACLEAY, 1882)
- Aspidoscelis carmenensis (MASLIN & SECOY, 1986)
- Aspidoscelis communis (COPE, 1878)
- Aspidoscelis costatus (COPE, 1878)
- Aspidoscelis cozumela (GADOW, 1906)
- Aspidoscelis deppii (WIEGMANN, 1834)
- Aspidoscelis espiritensis (VAN DENBURGH & SLEVIN, 1921)
- Aspidoscelis franciscensis (VAN DENBURGH & SLEVIN, 1921)
- Aspidoscelis inornatus (BAIRD, 1859)
- Aspidoscelis martyris (STEJNEGER, 1891)
- Aspidoscelis neomexicanus (LOWE & ZWEIFEL, 1952)
- Aspidoscelis pictus (VAN DENBURGH & SLEVIN, 1921)
- Aspidoscelis rodecki (MCCOY & MASLIN, 1962)
- Aspidoscelis sackii (WIEGMANN, 1834)
- Aspidoscelis sexlineatus (LINNAEUS, 1766)
- Aspidoscelis tesselatus (SAY, 1822)
- Aspidoscelis tigris (BAIRD & GIRARD, 1852)
- Aspidoscelis uniparens (WRIGHT & LOWE, 1965)
- Aspidura ravanai WICKRAMASINGHE, VIDANAPATHIRANA, KANDAMBI, PYRON & WICKRAMASINGHE, 2017
- Aspidura trachyprocta COPE, 1860
- Aspronema dorsivittatum (COPE, 1862)
- Asthenodipsas laevis (BOIE, 1827)
- Astrochelys radiata (SHAW, 1802)
- Astrochelys yniphora (VAILLANT, 1885)
- Atheris ceratophora WERNER, 1896
- Atheris hirsuta ERNST & RÖDEL, 2002
- Atheris nitschei TORNIER, 1902
- Atheris squamigera HALLOWELL, 1854
- Atractaspis aterrima GÜNTHER, 1863
- Atractaspis bibronii SMITH, 1849
- Atractaspis dahomeyensis BOCAGE, 1887
- Atractaspis engaddensis HAAS, 1950
- Atractaspis microlepidota GÜNTHER, 1866
- Atractaspis micropholis GÜNTHER, 1872
- Atractaspis watsoni BOULENGER, 1908
- Atractus badius (BOIE, 1827)
- Atractus bocourti BOULENGER, 1894
- Atractus cerberus ARTEAGA, MEBERT, VALENCIA, CISNEROS-HEREDIA, PEÑAFIEL, REYES-PUIG, VIEIRA-FERNANDES & GUAYASAMIN, 2017
- Atractus crassicaudatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Atractus dunni SAVAGE, 1955
- Atractus esepe ARTEAGA, MEBERT, VALENCIA, CISNEROS-HEREDIA, PEÑAFIEL, REYES-PUIG, VIEIRA-FERNANDES & GUAYASAMIN, 2017
- Atractus flammigerus (BOIE, 1827)
- Atractus iridescens PERACCA, 1896
- Atractus lehmanni BOETTGER, 1898
- Atractus maculatus (GÜNTHER, 1858)
- Atractus manizalesensis PRADO, 1940
- Atractus medusa PASSOS, MUESES-CISNEROS, LYNCH & FERNANDES, 2009
- Atractus melas BOULENGER, 1908
- Atractus occipitoalbus (JAN, 1862)
- Atractus pachacamac MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
- Atractus pantostictus FERNANDES & PUORTO, 1993
- Atractus potschi FERNANDES, 1995
- Atractus reticulatus (BOULENGER, 1885)
- Atractus riveroi ROZE, 1961
- Atractus roulei DESPAX, 1910
- Atractus torquatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Atractus turikensis BARROS, 2000
- Atractus typhon PASSOS, MUESES-CISNEROS, LYNCH & FERNANDES, 2009
- Atractus ukupacha MELO-SAMPAIO, PASSOS, PRUDENTE, VENEGAS & TORRES-CARVAJAL, 2021
- Atractus zebrinus (JAN, 1862)
- Aurivela longicauda (BELL, 1843)
- Austrelaps labialis (JAN, 1859)
- Austrelaps ramsayi (KREFFT, 1864)
- Austrelaps superbus (GÜNTHER, 1858)
- Austroablepharus barrylyoni (COUPER, LIMPUS, MCDONALD & AMEY, 2010)
- Austroablepharus kinghorni (COPLAND, 1947)
- Azemiops feae BOULENGER, 1888
- Azemiops kharini ORLOV, RYABOV & NGUYEN, 2013
- Bachia alleni (BARBOUR, 1914)
- Bachia bicolor (COPE, 1896)
- Bachia didactyla DE FREITAS, STRÜSSMANN, DE CARVALHO, KAWASHITA-RIBEIRO & MOTT, 2011
- Bachia dorbignyi (DUMÉRIL & BIBRON, 1839)
- Bachia flavescens (BONNATERRE, 1789)
- Bachia heteropa (LICHTENSTEIN & MARTENS, 1856)
- Bachia lineata BOULENGER, 1903
- Bachia marcelae DONOSO-BARROS & GARRIDO, 1964
- Bachia micromela RODRIGUES, PAVAN & CURCIO, 2007
- Bachia panoplia THOMAS, 1965
- Bachia peruana (WERNER, 1901)
- Bachia psamophila RODRIGUES, PAVAN & CURCIO, 2007
- Bachia pyburni KIZIRIAN & MCDIARMID, 1998
- Bachia remota RIBEIRO-JÚNIOR, DA SILVA & LIMA, 2016
- Bachia scaea TEIXEIRA, DAL VECHIO, SALES-NUNES, MOLLO-NETO, MOREIRA-LOBO, STORTI, JUNQUEIRA-GAIGA, FREIRE-DIAS & RODRIGUES, 2013
- Bachia scolecoides VANZOLINI, 1961
- Bachia trinitatis (BARBOUR, 1914)
- Bachia trisanale (COPE, 1868)
- Baikia africana GRAY, 1865
- Bamanophis dorri (LATASTE, 1888)
- Barisia ciliaris (SMITH, 1942)
- Barisia imbricata (WIEGMANN, 1828)
- Barkudia melanosticta (SCHNEIDER, 1801)
- Basiliscus basiliscus (LINNAEUS, 1758)
- Basiliscus galeritus DUMÉRIL, 1851
- Basiliscus plumifrons COPE, 1875
- Basiliscus vittatus WIEGMANN, 1828
- Batagur affinis (CANTOR, 1847)
- Batagur baska (GRAY, 1831)
- Batagur dhongoka (GRAY, 1834)
- Batagur kachuga (GRAY, 1831)
- Batagur trivittata (DUMÉRIL & BIBRON, 1835)
- Bavayia exsuccida BAUER, WHITAKER & SADLIER, 1998
- Bavayia pulchella BAUER, WHITAKER & SADLIER, 1998
- Bellatorias frerei (GÜNTHER, 1897)
- Bellatorias major (GRAY, 1845)
- Bitis arietans (MERREM, 1820)
- Bitis gabonica (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Blaesodactylus microtuberculatus JONO, BAUER, BRENNAN & MORI, 2015
- Blaesodactylus victori INEICH, GLAW & VENCES, 2016
- Blythia hmuifang VOGEL, LALREMSANGA & VANLALHRIMA, 2017
- Boa constrictor LINNAEUS, 1758
- Boa imperator DAUDIN, 1803
- Boa sigma (SMITH, 1943)
- Boaedon angolensis (BOCAGE, 1895)
- Boaedon capensis DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Boaedon fuliginosus (BOIE, 1827)
- Boaedon lineatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Boaedon olivaceus (DUMÉRIL, 1856)
- Boaedon perisilvestris TRAPE & MEDIANNIKOV, 2016
- Boaedon variegatus (BOCAGE, 1867)
- Bogertophis subocularis (BROWN, 1902)
- Boiga cyanea (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Boiga cynodon (BOIE, 1827)
- Boiga dendrophila (BOIE, 1827)
- Boiga drapiezii (BOIE, 1827)
- Boiga forsteni (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Boiga guangxiensis WEN, 1998
- Boiga irregularis (BECHSTEIN, 1802)
- Boiga jaspidea (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Boiga melanota (BOULENGER, 1896)
- Boiga multomaculata (BOIE, 1827)
- Boiga nigriceps (GÜNTHER, 1863)
- Boiga trigonata (SCHNEIDER, 1802)
- Boiga westermanni (REINHARDT, 1863)
- Boiruna sertaneja ZAHER, 1996
- Bolyeria multocarinata (BOIE, 1827)
- Borikenophis portoricensis (REINHARDT & LÜTKEN, 1862)
- Bothriechis nigroadspersus (STEINDACHNER, 1870)
- Bothriechis nitidus (GÜNTHER, 1859)
- Bothriechis rowleyi (BOGERT, 1968)
- Bothriechis schlegelii (BERTHOLD, 1846)
- Bothriechis torvus (POSADA-ARANGO, 1889)
- Bothrochilus boa (SCHLEGEL, 1837)
- Bothrops alternatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Bothrops asper (GARMAN, 1883)
- Bothrops atrox (LINNAEUS, 1758)
- Bothrops bilineatus (WIED-NEUWIED, 1821)
- Bothrops erythromelas (AMARAL, 1923)
- Bothrops fonsecai HOGE & BELLUOMINI, 1959
- Bothrops jararaca (WIED-NEUWIED, 1824)
- Bothrops jararacussu LACERDA, 1884
- Bothrops leucurus WAGLER, 1824
- Bothrops lutzi (MIRANDA-RIBEIRO, 1915)
- Bothrops mattogrossensis AMARAL, 1925
- Bothrops moojeni HOGE, 1966
- Bothrops neuwiedi WAGLER, 1824
- Bothrops pubescens (COPE, 1870)
- Bothrops punctatus (GARCIA, 1896)
- Brachylophus gau FISHER, NIUKULA, WATLING & HARLOW, 2017
- Brachymeles dalawangdaliri DAVIS, GEHEBER, WATTERS, PENROD, FELLER, ASHFORD, KOURI, NGUYEN, SHAUBERGER, SHEATSLEY, WINFREY, WONG, SANGUILA, BROWN & SILER, 2016
- Brachymeles isangdaliri DAVIS, FELLER, BROWN & SILER, 2014
- Brachymeles ligtas GEHEBER, DAVIS, WATTERS, PENROD, FELLER, DAVEY, ELLSWORTH, FLANAGAN, HEITZ, MOORE, NGUYEN, ROBERTS, SUTTON, SANGUILA, LINKEM, BROWN & SILER, 2016
- Brachymeles lukbani SILER, BALETE, DIESMOS & BROWN, 2010
- Brachymeles miriamae (HEYER, 1972)
- Brachymeles wrighti TAYLOR, 1925
- Brachyseps mandady (ANDREONE & GREER, 2002)
- Brachyseps spilostichus (ANDREONE & GREER, 2002)
- Brachyurophis australis (KREFFT, 1864)
- Brachyurophis fasciolatus (GÜNTHER, 1872)
- Brachyurophis incinctus (STORR, 1968)
- Bradypodion melanocephalum (GRAY, 1865)
- Bradypodion ngomeense TILBURY & TOLLEY, 2009
- Bradypodion thamnobates RAW, 1976
- Brasiliscincus heathi (SCHMIDT & INGER, 1951)
- Broadleysaurus major (DUMÉRIL, 1851)
- Bronchocela burmana BLANFORD, 1878
- Bronchocela cristatella (KUHL, 1820)
- Bronchocela marmorata GRAY, 1845
- Bronchocela orlovi HALLERMANN, 2004
- Bronchocela shenlong GRISMER, WOOD, LEE, QUAH, ANUAR, NGADI & SITES, 2015
- Bronchocela smaragdina GÜNTHER, 1864
- Bronchocela vietnamensis HALLERMANN & ORLOV, 2005
- Brookesia antakarana RAXWORTHY & NUSSBAUM, 1995
- Brookesia bekolosy RAXWORTHY & NUSSBAUM, 1995
- Brookesia bonsi RAMANANTSOA, 1980
- Brookesia brunoi CROTTINI, MIRALLES, GLAW, HARRIS, LIMA & VENCES, 2012
- Brookesia confidens GLAW, KÖHLER, TOWNSEND & VENCES, 2012
- Brookesia desperata GLAW, KÖHLER, TOWNSEND & VENCES, 2012
- Brookesia lambertoni BRYGOO & DOMERGUE, 1970
- Brookesia micra GLAW, KÖHLER, TOWNSEND & VENCES, 2012
- Brookesia peyrierasi BRYGOO & DOMERGUE, 1974
- Brookesia stumpffi BOETTGER, 1894
- Brookesia superciliaris (KUHL, 1820)
- Brookesia tuberculata MOCQUARD, 1894
- Bufoniceps laungwalaensis (SHARMA, 1978)
- Buhoma procterae (LOVERIDGE, 1922)
- Bungarus caeruleus (SCHNEIDER, 1801)
- Bungarus candidus (LINNAEUS, 1758)
- Bungarus fasciatus (SCHNEIDER, 1801)
- Bungarus flaviceps REINHARDT, 1843
- Bungarus lividus CANTOR, 1839
- Bungarus niger WALL, 1908
- Bungarus slowinskii KUCH, KIZIRIAN, NGUYEN, LAWSON, DONNELLY & MEBS, 2005
- Bungarus walli WALL, 1907
- Bunopus blanfordii STRAUCH, 1887
- Bunopus orientalis (BLANFORD, 1876)
- Bunopus tuberculatus BLANFORD, 1874
- Cachryx alfredschmidti (KÖHLER, 1995)
- Cachryx defensor COPE, 1866
- Cacophis harriettae KREFFT, 1869
- Cacophis krefftii GÜNTHER, 1863
- Cacophis squamulosus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Caiman crocodilus (LINNAEUS, 1758)
- Caiman latirostris (DAUDIN, 1801)
- Calamaria berezowskii GÜNTHER, 1896
- Calamaria bicolor DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Calamaria javanica BOULENGER, 1891
- Calamaria lateralis MOCQUARD, 1890
- Calamaria linnaei BOIE, 1827
- Calamaria lovii BOULENGER, 1887
- Calamaria lumbricoidea BOIE, 1827
- Calamaria modesta DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Calamaria pavimentata DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Calamaria schlegeli DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Calamaria virgulata BOIE, 1827
- Caledoniscincus cryptos SADLIER, BAUER & COLGAN, 1999
- Caledoniscincus pelletieri SADLIER, WHITAKER, WOOD & BAUER, 2014
- Caledoniscincus terma SADLIER, BAUER & COLGAN, 1999
- Calliophis bibroni (JAN, 1858)
- Calliophis bivirgatus (BOIE, 1827)
- Calliophis castoe SMITH, OGALE, DEEPAK & GIRI, 2012
- Calliophis intestinalis (LAURENTI, 1768)
- Callisaurus draconoides BLAINVILLE, 1835
- Calloselasma rhodostoma (KUHL, 1824)
- Calodactylodes aureus (BEDDOME, 1870)
- Calodactylodes illingworthorum DERANIYAGALA, 1953
- Calorodius thorntonensis (GREER, 1983)
- Calotes bhutanensis BISWAS, 1975
- Calotes calotes (LINNAEUS, 1758)
- Calotes ceylonensis MÜLLER, 1887
- Calotes desilvai BAHIR & MADUWAGE, 2005
- Calotes emma GRAY, 1845
- Calotes jerdoni GÜNTHER, 1870
- Calotes liolepis BOULENGER, 1885
- Calotes manamendrai AMARASINGHE & KARUNARATHNA, 2014
- Calotes maria GRAY, 1845
- Calotes mystaceus DUMÉRIL & BIBRON, 1837
- Calotes nigrilabris PETERS, 1860
- Calotes nigriplicatus HALLERMANN, 2000
- Calotes paulus SMITH, 1935
- Calotes versicolor (DAUDIN, 1802)
- Calotes yunnanensis ANNANDALE, 1905
- Calumma brevicorne (GÜNTHER, 1879)
- Calumma crypticum RAXWORTHY & NUSSBAUM, 2006
- Calumma gehringi PRÖTZEL, VENCES, SCHERZ, VIEITES & GLAW, 2017
- Calumma globifer (GÜNTHER, 1879)
- Calumma guibei (HILLENIUS, 1959)
- Calumma jejy RAXWORTHY & NUSSBAUM, 2006
- Calumma malthe (GÜNTHER, 1879)
- Calumma marojezense (BRYGOO, BLANC & DOMERGUE, 1970)
- Calumma parsonii (CUVIER, 1825)
- Calumma peyrierasi (BRYGOO, BLANC & DOMERGUE, 1974)
- Calyptommatus confusionibus RODRIGUES, ZAHER & CURCIO, 2001
- Calyptommatus leiolepis RODRIGUES, 1991
- Calyptommatus nicterus RODRIGUES, 1991
- Calyptommatus sinebrachiatus RODRIGUES, 1991
- Calyptotis ruficauda GREER, 1983
- Calyptotis scutirostrum (PETERS, 1874)
- Candoia bibroni (DUMÉRIL & BIBRON, 1844)
- Cantoria violacea GIRARD, 1858
- Capitellum mariagalantae HEDGES & CONN, 2012
- Capitellum metallicum (BOCOURT, 1879)
- Capitellum parvicruzae HEDGES & CONN, 2012
- Caraiba andreae (REINHARDT & LÜTKEN, 1862)
- Caretta caretta (LINNAEUS, 1758)
- Carettochelys insculpta RAMSAY, 1886
- Caribicus anelpistus (SCHWARTZ, GRAHAM, & DUVAL, 1979)
- Carinascincus coventryi (RAWLINSON, 1975)
- Carinascincus ocellatus (GRAY, 1845)
- Carinascincus palfreymani (RAWLINSON, 1974)
- Carlia bomberai ZUG & ALLISON, 2006
- Carlia insularis AFONSO-SILVA, SANTOS, OGILVIE & MORITZ, 2017
- Carlia isostriacantha AFONSO-SILVA, SANTOS, OGILVIE & MORITZ, 2017
- Carlia johnstonei STORR, 1974
- Carlia nigrauris ZUG, 2010
- Carlia sukur ZUG & KAISER, 2014
- Carlia tetradactyla (O'SHAUGHNESSY, 1879)
- Carlia triacantha (MITCHELL, 1953)
- Carlia vivax (DE VIS, 1884)
- Carlia wundalthini HOSKIN, 2014
- Carphophis amoenus (SAY, 1825)
- Causus defilippii (JAN, 1863)
- Causus maculatus (HALLOWELL, 1842)
- Causus resimus (PETERS, 1862)
- Celatiscincus euryotis (WERNER, 1910)
- Celestus macrotus THOMAS & HEDGES, 1989
- Celestus microblepharis (UNDERWOOD, 1959)
- Celestus occiduus (SHAW, 1802)
- Celestus striatus GRAY, 1839
- Cemophora coccinea (BLUMENBACH, 1788)
- Cemophora lineri WILLIAMS, BROWN & WILSON, 1966
- Centrochelys sulcata (MILLER, 1779)
- Cerastes cerastes (LINNAEUS, 1758)
- Cerastes gasperettii LEVITON & ANDERSON, 1967
- Cerastes vipera (LINNAEUS, 1758)
- Ceratophora aspera GÜNTHER, 1864
- Ceratophora erdeleni PETHIYAGODA & MANAMENDRA-ARACHCHI, 1998
- Ceratophora karu PETHIYAGODA & MANAMENDRA-ARACHCHI, 1998
- Ceratophora stoddartii GRAY, 1834
- Ceratophora tennentii GÜNTHER, 1861
- Cerberus rynchops (SCHNEIDER, 1799)
- Cerberus schneiderii (SCHLEGEL, 1837)
- Cercosaura argulus PETERS, 1862
- Cercosaura bassleri RUIBAL, 1952
- Cercosaura eigenmanni (GRIFFIN, 1917)
- Cercosaura hypnoides DOAN & LAMAR, 2012
- Cercosaura ocellata WAGLER, 1830
- Cercosaura olivacea (GRAY, 1845)
- Cercosaura oshaughnessyi (BOULENGER, 1885)
- Cercosaura parkeri (RUIBAL, 1952)
- Cercosaura schreibersii WIEGMANN, 1834
- Cercosaura steyeri (TEDESCO, 1998)
- Cerrophidion wilsoni JADIN, TOWNSEND, CASTOE & CAMPBELL, 2012
- Chalcides boulengeri ANDERSON, 1892
- Chalcides chalcides (LINNAEUS, 1758)
- Chalcides delislei (LATASTE & ROCHEBRUNE, 1876)
- Chalcides mertensi KLAUSEWITZ, 1954
- Chalcides minutus CAPUTO, 1993
- Chalcides ocellatus (FORSKÅL, 1775)
- Chalcides pentadactylus (BEDDOME, 1870)
- Chalcides sepsoides (AUDOUIN, 1829)
- Chalcides sphenopsiformis (DUMÉRIL, 1856)
- Chalcides viridanus (GRAVENHORST, 1851)
- Chalcidoseps thwaitesi (GÜNTHER, 1872)
- Chamaeleo africanus LAURENTI, 1768
- Chamaeleo calyptratus DUMÉRIL & DUMÉRIL, 1851
- Chamaeleo chamaeleon (LINNAEUS, 1758)
- Chamaeleo dilepis LEACH, 1819
- Chamaeleo gracilis HALLOWELL, 1844
- Chamaeleo zeylanicus LAURENTI, 1768
- Chapinophis xanthocheilus CAMPBELL & SMITH, 1998
- Charina bottae (BLAINVILLE, 1835)
- Chelodina expansa GRAY, 1857
- Chelodina longicollis (SHAW, 1794)
- Chelodina mccordi RHODIN, 1994
- Chelodina oblonga GRAY, 1841
- Chelonia mydas (LINNAEUS, 1758)
- Chelonoidis carbonarius (SPIX, 1824)
- Chelonoidis chilensis (GRAY, 1870)
- Chelonoidis denticulatus (LINNAEUS, 1766)
- Chelonoidis niger (QUOY & GAIMARD, 1824)
- Chelus fimbriata (SCHNEIDER, 1783)
- Chelydra serpentina (LINNAEUS, 1758)
- Chersobius boulengeri (DUERDEN, 1906)
- Chersodromus liebmanni REINHARDT, 1861
- Chilabothrus chrysogaster (COPE, 1871)
- Chironius bicarinatus (WIED-NEUWIED, 1820)
- Chironius brazili HAMDAN & FERNANDES, 2015
- Chironius carinatus (LINNAEUS, 1758)
- Chironius diamantina FERNANDES & HAMDAN, 2014
- Chironius exoletus (LINNAEUS, 1758)
- Chironius flavolineatus (BOETTGER, 1885)
- Chironius fuscus (LINNAEUS, 1758)
- Chironius grandisquamis (PETERS, 1869)
- Chironius quadricarinatus (BOIE, 1827)
- Chironius septentrionalis DIXON, WIEST & CEI, 1993
- Chitra indica (GRAY, 1831)
- Chitra vandijki MCCORD & PRITCHARD, 2003
- Chondrodactylus bibronii (SMITH, 1846)
- Chondrodactylus pulitzerae (SCHMIDT, 1933)
- Chondrodactylus turneri (GRAY, 1864)
- Christinus marmoratus (GRAY, 1845)
- Chrysemys dorsalis AGASSIZ, 1857
- Chrysemys picta (SCHNEIDER, 1783)
- Chrysopelea ornata (SHAW, 1802)
- Chrysopelea paradisi BOIE, 1827
- Chrysopelea pelias (LINNAEUS, 1758)
- Chrysopelea taprobanica SMITH, 1943
- Claudius angustatus COPE, 1865
- Clelia clelia (DAUDIN, 1803)
- Clelia plumbea (WIED-NEUWIED, 1820)
- Clelia scytalina (COPE, 1867)
- Clemmys guttata (SCHNEIDER, 1792)
- Clonophis kirtlandii (KENNICOTT, 1856)
- Cnemaspis aceh ISKANDAR, MCGUIRE & AMARASINGHE, 2017
- Cnemaspis adii SRINIVASULU, KUMAR & SRINIVASULU, 2015
- Cnemaspis alwisi MENDIS WICKRAMASINGHE & MUNINDRADASA, 2007
- Cnemaspis amith MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis andalas ISKANDAR, MCGUIRE & AMARASINGHE, 2017
- Cnemaspis andersonii (ANNANDALE, 1905)
- Cnemaspis assamensis DAS & SENGUPTA, 2000
- Cnemaspis aurantiacopes GRISMER & NGO, 2007
- Cnemaspis australis MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis bayuensis GRISMER, GRISMER, WOOD & CHAN, 2008
- Cnemaspis bidongensis GRISMER, WOOD, AHMAD, SUMARLI, VAZQUEZ, ISMAIL, NANCE, MOHD-AMIN, OTHMAN, RIZAIJESSIKA, KUSS, MURDOCH & COBOS, 2014
- Cnemaspis boiei (GRAY, 1842)
- Cnemaspis caudanivea GRISMER & NGO, 2007
- Cnemaspis dezwaani DAS, 2005
- Cnemaspis dringi DAS & BAUER, 1998
- Cnemaspis gemunu BAUER, DE SILVA, GREENBAUM & JACKMAN, 2007
- Cnemaspis girii MIRZA, PAL, BHOSALE & SANAP, 2014
- Cnemaspis grismeri WOOD, QUAH, ANUAR MS & MUIN, 2013
- Cnemaspis gunasekarai AMARASINGHE, KARUNARATHNA, MADAWALA & DE SILVA, 2021
- Cnemaspis hangus GRISMER, WOOD, ANUAR, RIYANTO, AHMAD, MUIN, SUMONTHA, GRISMER, ONN, QUAH & PAUWELS, 2014
- Cnemaspis harimau CHAN, GRISMER, ANUAR, QUAH, MUIN, SAVAGE, GRISMER, AHMAD, REMIGIO & GREER, 2010
- Cnemaspis indica GRAY, 1846
- Cnemaspis ingerorum BATUWITA, AGARWAL & BAUER, 2019
- Cnemaspis jacobsoni DAS, 2005
- Cnemaspis kallima MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis kandambyi BATUWITA & UDUGAMPALA, 2017
- Cnemaspis kandiana (KELAART, 1852)
- Cnemaspis karsticola GRISMER, GRISMER, WOOD & CHAN, 2008
- Cnemaspis kendallii (GRAY, 1845)
- Cnemaspis kumarasinghei MENDIS WICKRAMASINGHE & MUNINDRADASA, 2007
- Cnemaspis laoensis GRISMER, 2010
- Cnemaspis latha MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis leucura KURITA, NISHIKAWA, MATSUI & HIKIDA, 2017
- Cnemaspis lineogularis WOOD, GRISMER, AOWPHOL, AGUILAR, COTA, GRISMER, MURDOCH & SITES, 2017
- Cnemaspis mahsuriae GRISMER, WOOD, QUAH, ANUAR, NGADI & AHMAD, 2015
- Cnemaspis mcguirei GRISMER, GRISMER, WOOD & CHAN, 2008
- Cnemaspis menikay MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis minang ISKANDAR, MCGUIRE & AMARASINGHE, 2017
- Cnemaspis modiglianii DAS, 2005
- Cnemaspis molligodai MENDIS WICKRAMASINGHE & MUNINDRADASA, 2007
- Cnemaspis monachorum GRISMER, AHMAD, CHAN, BELABUT, MUIN, WOOD & GRISMER, 2009
- Cnemaspis monticola MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis nigridia (SMITH, 1925)
- Cnemaspis nilagirica MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis nuicamensis GRISMER & NGO, 2007
- Cnemaspis pagai ISKANDAR, MCGUIRE & AMARASINGHE, 2017
- Cnemaspis paripari GRISMER & ONN, 2009
- Cnemaspis pava MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis pemanggilensis GRISMER & DAS, 2006
- Cnemaspis peninsularis GRISMER, WOOD, ANUAR, RIYANTO, AHMAD, MUIN, SUMONTHA, GRISMER, ONN, QUAH & PAUWELS, 2014
- Cnemaspis phangngaensis WOOD, GRISMER, AOWPHOL, AGUILAR, COTA, GRISMER, MURDOCH & SITES, 2017
- Cnemaspis phillipsi MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis phuketensis DAS & LEONG, 2004
- Cnemaspis podihuna DERANIYAGALA, 1944
- Cnemaspis psychedelica GRISMER, NGO & GRISMER, 2010
- Cnemaspis pulchra MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis punctata MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis punctatonuchalis GRISMER, SUMONTHA, COTA, GRISMER, WOOD, PAUWELS & KUNYA, 2010
- Cnemaspis purnamai RIYANTO, HAMIDY, SIDIK & GUNALEN, 2017
- Cnemaspis rajabasa AMARASINGHE, HARVEY, RIYANTO & SMITH, 2015
- Cnemaspis rammalensis VIDANAPATHIRANA, GEHAN-RAJEEV, WICKRAMASINGHE, FERNANDO & MENDIS-WICKRAMASINGHE, 2014
- Cnemaspis retigalensis MENDIS WICKRAMASINGHE & MUNINDRADASA, 2007
- Cnemaspis roticanai GRISMER & ONN, 2010
- Cnemaspis samanalensis MENDIS WICKRAMASINGHE & MUNINDRADASA, 2007
- Cnemaspis scalpensis (FERGUSON, 1877)
- Cnemaspis selamatkanmerapoh GRISMER, WOOD, MOHAMED, CHAN, HEINZ, SUMARLI, CHAN & LOREDO, 2013
- Cnemaspis selenolagus GRISMER, YUSHCHENKO, PAWANGKHANANT, NAZAROV, NAIDUANGCHAN, SUWANNAPOOM & POYARKOV, 2020
- Cnemaspis silvula MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis stongensis GRISMER, WOOD, ANUAR, RIYANTO, AHMAD, MUIN, SUMONTHA, GRISMER, ONN, QUAH & PAUWELS, 2014
- Cnemaspis sundagekko GRISMER, WOOD, ANUAR, RIYANTO, AHMAD, MUIN, SUMONTHA, GRISMER, ONN, QUAH & PAUWELS, 2014
- Cnemaspis sundainsula GRISMER, WOOD, ANUAR, RIYANTO, AHMAD, MUIN, SUMONTHA, GRISMER, ONN, QUAH & PAUWELS, 2014
- Cnemaspis tapanuli ISKANDAR, MCGUIRE & AMARASINGHE, 2017
- Cnemaspis thachanaensis WOOD, GRISMER, AOWPHOL, AGUILAR, COTA, GRISMER, MURDOCH & SITES, 2017
- Cnemaspis tropidogaster (BOULENGER, 1885)
- Cnemaspis tucdupensis GRISMER & NGO, 2007
- Cnemaspis upendrai MANAMENDRA-ARACHCHI, BATUWITA & PETHIYAGODA, 2007
- Cnemaspis whittenorum DAS, 2005
- Cnemaspis yercaudensis DAS & BAUER, 2000
- Cnemidophorus duellmani MCCRANIE & HEDGES, 2013
- Cnemidophorus lemniscatus (LINNAEUS, 1758)
- Coelognathus erythrurus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Coelognathus flavolineatus (SCHLEGEL, 1837)
- Coelognathus helena (DAUDIN, 1803)
- Coelognathus radiatus (BOIE, 1827)
- Coeranoscincus reticulatus (GÜNTHER, 1873)
- Coleodactylus brachystoma (AMARAL, 1935)
- Coleodactylus meridionalis BOULENGER, 1888
- Coleonyx elegans GRAY, 1845
- Coleonyx fasciatus (BOULENGER, 1885)
- Coleonyx gypsicolus GRISMER & OTTLEY, 1988
- Coleonyx mitratus (PETERS, 1863)
- Coleonyx nemoralis KLAUBER, 1945
- Coleonyx reticulatus DAVIS & DIXON, 1958
- Coleonyx variegatus (BAIRD, 1858)
- Colobodactylus taunayi AMARAL, 1933
- Colobosaura kraepelini (WERNER, 1910)
- Colobosaura modesta (REINHARDT & LÜTKEN, 1862)
- Colobosauroides cearensis CUNHA, LIMA-VERDE & LIMA, 1991
- Coluber constrictor LINNAEUS, 1758
- Complicitus nigrigularis (OTA & HIKIDA, 1991)
- Comptus badius (COPE, 1868)
- Concinnia martini WELLS & WELLINGTON, 1985
- Concinnia tenuis (GRAY, 1831)
- Congolacerta asukului GREENBAUM, VILLANUEVA, KUSAMBA, ARISTOTE & BRANCH, 2011
- Coniophanes bipunctatus (GÜNTHER, 1858)
- Coniophanes fissidens (GÜNTHER, 1858)
- Coniophanes imperialis (BAIRD & GIRARD, 1859)
- Coniophanes melanocephalus (PETERS, 1870)
- Coniophanes meridanus SCHMIDT & ANDREWS, 1936
- Coniophanes piceivittis COPE, 1870
- Coniophanes quinquevittatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Coniophanes schmidti BAILEY, 1937
- Conolophus marthae GENTILE & SNELL, 2009
- Conolophus pallidus HELLER, 1903
- Conophis lineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Conophis vittatus PETERS, 1860
- Conopsis acuta (COPE, 1886)
- Conopsis biserialis (TAYLOR & SMITH, 1942)
- Conopsis lineata (KENNICOTT, 1859)
- Conopsis nasus (GÜNTHER, 1858)
- Contia tenuis (BAIRD & GIRARD, 1852)
- Contomastix serrana (CEI & MARTORI, 1991)
- Copeoglossum margaritae HEDGES & CONN, 2012
- Copeoglossum nigropunctatum (SPIX, 1825)
- Copeoglossum redondae HEDGES & CONN, 2012
- Cophotis ceylanica PETERS, 1861
- Corallus annulatus (COPE, 1875)
- Corallus blombergi (RENDAHL & VESTERGREN, 1940)
- Corallus caninus (LINNAEUS, 1758)
- Corallus grenadensis (BARBOUR, 1914)
- Corallus hortulana (LINNAEUS, 1758)
- Corallus ruschenbergerii (COPE, 1875)
- Cordylus cordylus (LINNAEUS, 1758)
- Cordylus imkeae MOUTON & VAN WYK, 1994
- Cordylus marunguensis GREENBAUM, STANLEY, KUSAMBA, MONINGA, GOLDBERG & BURSEY, 2012
- Cordylus meculae BRANCH, RÖDEL & MARAIS, 2005
- Cordylus minor FITZSIMONS, 1943
- Cordylus tropidosternum (COPE, 1869)
- Coronelaps lepidus (REINHARDT, 1861)
- Coronella austriaca LAURENTI, 1768
- Correlophus belepensis BAUER, WHITAKER, SADLIER & JACKMAN, 2012
- Correlophus ciliatus GUICHENOT, 1866
- Corucia zebrata GRAY, 1855
- Coryphophylax subcristatus (BLYTH, 1860)
- Corytophanes cristatus (MERREM, 1820)
- Corytophanes hernandesii (WIEGMANN, 1831)
- Craspedocephalus gramineus (SHAW, 1802)
- Craspedocephalus puniceus (BOIE, 1827)
- Cristidorsa otai (MAHONY, 2009)
- Crocodylus acutus CUVIER, 1807
- Crocodylus moreletii DUMÉRIL & BIBRON, 1851
- Crocodylus niloticus LAURENTI, 1768
- Crocodylus palustris LESSON, 1831
- Crocodylus porosus SCHNEIDER, 1801
- Crocodylus rhombifer CUVIER, 1807
- Crocodylus suchus GEOFFROY SAINT-HILAIRE, 1807
- Crossobamon eversmanni (WIEGMANN, 1834)
- Crotalus adamanteus PALISOT DE BEAUVOIS, 1799
- Crotalus angelensis KLAUBER, 1963
- Crotalus atrox BAIRD & GIRARD, 1853
- Crotalus basiliscus (COPE, 1864)
- Crotalus brunneus HARRIS & SIMMONS, 1978
- Crotalus campbelli BRYSON JR, LINKEM, DORCAS, LATHROP, JONES, ALVARADO-DÍAZ, GRÜNWALD & MURPHY, 2014
- Crotalus cerastes HALLOWELL, 1854
- Crotalus cerberus (COUES, 1875)
- Crotalus concolor WOODBURY, 1929
- Crotalus culminatus KLAUBER, 1952
- Crotalus durissus LINNAEUS, 1758
- Crotalus estebanensis KLAUBER, 1949
- Crotalus exiguus CAMPBELL & ARMSTRONG, 1979
- Crotalus helleri MEEK, 1905
- Crotalus horridus LINNAEUS, 1758
- Crotalus intermedius TROSCHEL, 1865
- Crotalus lepidus (KENNICOTT, 1861)
- Crotalus lorenzoensis RADCLIFF & MASLIN, 1975
- Crotalus lutosus KLAUBER, 1930
- Crotalus molossus BAIRD & GIRARD, 1853
- Crotalus oreganus HOLBROOK, 1840
- Crotalus ornatus HALLOWELL, 1854
- Crotalus polystictus (COPE, 1865)
- Crotalus pricei VAN DENBURGH, 1895
- Crotalus pyrrhus (COPE, 1866)
- Crotalus ravus COPE, 1865
- Crotalus ruber COPE, 1892
- Crotalus scutulatus (KENNICOTT, 1861)
- Crotalus simus LATREILLE, 1801
- Crotalus stephensi KLAUBER, 1930
- Crotalus tigris KENNICOTT, 1859
- Crotalus totonacus GLOYD & KAUFFELD, 1940
- Crotalus triseriatus (WAGLER, 1830)
- Crotalus tzabcan KLAUBER, 1952
- Crotalus vegrandis KLAUBER, 1941
- Crotalus viridis (RAFINESQUE, 1818)
- Crotalus willardi MEEK, 1905
- Crotaphopeltis barotseensis BROADLEY, 1968
- Crotaphopeltis degeni (BOULENGER, 1906)
- Crotaphopeltis hippocrepis (REINHARDT, 1843)
- Crotaphopeltis hotamboeia (LAURENTI, 1768)
- Crotaphopeltis tornieri (WERNER, 1908)
- Crotaphytus collaris (SAY, 1822)
- Crotaphytus dickersonae SCHMIDT, 1922
- Cryptoblepharus africanus (STERNFELD, 1918)
- Cryptoblepharus ahli MERTENS, 1928
- Cryptoblepharus australis (STERNFELD, 1918)
- Cryptoblepharus bitaeniatus (BOETTGER, 1913)
- Cryptoblepharus buchananii (GRAY, 1839)
- Cryptoblepharus caudatus (STERNFELD, 1918)
- Cryptoblepharus pannosus HORNER, 2007
- Cryptoblepharus pulcher (STERNFELD, 1918)
- Cryptoblepharus wulbu HORNER, 2007
- Cryptophis nigrescens (GÜNTHER, 1862)
- Ctenophorus cristatus (GRAY, 1841)
- Ctenophorus decresii (DUMÉRIL & BIBRON, 1837)
- Ctenophorus fordi (STORR, 1965)
- Ctenophorus mirrityana MCLEAN, MOUSSALLI, SASS, STUART-FOX, 2013
- Ctenophorus modestus (AHL, 1926)
- Ctenophorus nuchalis (DE VIS, 1884)
- Ctenophorus pictus (PETERS, 1866)
- Ctenosaura acanthura (SHAW, 1802)
- Ctenosaura bakeri STEJNEGER, 1901
- Ctenosaura clarki BAILEY, 1928
- Ctenosaura conspicuosa DICKERSON, 1919
- Ctenosaura flavidorsalis KÖHLER & KLEMMER, 1994
- Ctenosaura hemilopha (COPE, 1863)
- Ctenosaura macrolopha SMITH, 1972
- Ctenosaura melanosterna BUCKLEY & AXTELL, 1997
- Ctenosaura nolascensis SMITH, 1972
- Ctenosaura oaxacana KÖHLER & HASBUN, 2001
- Ctenosaura oedirhina DE QUEIROZ, 1987
- Ctenosaura palearis STEJNEGER, 1899
- Ctenosaura pectinata (WIEGMANN, 1834)
- Ctenosaura quinquecarinata (GRAY, 1842)
- Ctenosaura similis (GRAY, 1831)
- Ctenotus allotropis STORR, 1981
- Ctenotus aphrodite INGRAM & CZECHURA, 1990
- Ctenotus arcanus CZECHURA & WOMBEY, 1982
- Ctenotus atlas STORR, 1969
- Ctenotus brachyonyx STORR, 1971
- Ctenotus brooksi (LOVERIDGE, 1933)
- Ctenotus duricola STORR, 1975
- Ctenotus fallens STORR, 1974
- Ctenotus helenae STORR, 1969
- Ctenotus ingrami CZECHURA & WOMBEY, 1982
- Ctenotus inornatus (GRAY, 1845)
- Ctenotus leonhardii (STERNFELD, 1919)
- Ctenotus olympicus HUTCHINSON & DONNELLAN, 1999
- Ctenotus orientalis STORR, 1971
- Ctenotus pallasotus RABOSKY & DOUGHTY, 2017
- Ctenotus pantherinus (PETERS, 1866)
- Ctenotus piankai STORR, 1969
- Ctenotus regius STORR, 1971
- Ctenotus rhabdotus RABOSKY & DOUGHTY, 2017
- Ctenotus robustus STORR, 1970
- Ctenotus schomburgkii (PETERS, 1863)
- Ctenotus severus STORR, 1969
- Ctenotus strauchii (BOULENGER, 1887)
- Ctenotus taeniatus (MITCHELL, 1949)
- Ctenotus taeniolatus (WHITE, 1790)
- Ctenotus zastictus STORR, 1984
- Cubophis cantherigerus (BIBRON, 1843)
- Cuora amboinensis (DAUDIN, 1801)
- Cuora aurocapitata LUO & ZONG, 1988
- Cuora couro (SCHWEIGGER, 1812)
- Cuora cyclornata BLANCK, MCCORD & LE MINH, 2006
- Cuora galbinifrons BOURRET, 1939
- Cuora lineata (MCCORD & PHILIPPEN, 1998)
- Cuora mouhotii (GRAY, 1862)
- Cuora pani SONG, 1984
- Cuora trifasciata (BELL, 1825)
- Cuora yunnanensis (BOULENGER, 1906)
- Cuora zhoui ZHAO, ZHOU & YE, 1990
- Cyclemys dentata (GRAY, 1831)
- Cyclemys gemeli FRITZ, GUICKING, AUER, SOMMER, WINK & HUNDSDÖRFER, 2008
- Cyclocorus lineatus (REINHARDT, 1843)
- Cyclocorus nuchalis TAYLOR, 1923
- Cyclodomorphus gerrardii (GRAY, 1845)
- Cyclodomorphus melanops (STIRLING & ZIETZ, 1893)
- Cyclodomorphus michaeli WELLS & WELLINGTON, 1984
- Cyclodomorphus praealtus SHEA, 1995
- Cyclodomorphus venustus SHEA & MILLER, 1995
- Cyclura cornuta (BONNATERRE, 1789)
- Cyclura cychlura (CUVIER, 1829)
- Cyclura lewisi GRANT, 1941
- Cyclura ricordii (DUMÉRIL & BIBRON, 1837)
- Cyclura stejnegeri BARBOUR & NOBLE, 1916
- Cylindrophis ruffus (LAURENTI, 1768)
- Cylindrophis subocularis KIECKBUSCH, MECKE, HARTMANN, EHRMANTRAUT, O’SHEA & KAISER, 2016
- Cynisca degrysi (LOVERIDGE, 1941)
- Cynisca haugi (MOCQUARD, 1904)
- Cynisca ivoirensis TRAPE & MANÉ, 2014
- Cynisca kigomensis DUNGER, 1968
- Cynisca leucura (DUMÉRIL & BIBRON, 1839)
- Cynisca manei TRAPE, 2014
- Cynisca nigeriensis DUNGER, 1968
- Cynisca schaeferi (STERNFELD, 1912)
- Cynisca williamsi GANS, 1987
- Cyrtodactylus adleri DAS, 1997
- Cyrtodactylus adorus SHEA, COUPER, WILMER & AMEY, 2011
- Cyrtodactylus aequalis BAUER, 2003
- Cyrtodactylus agamensis (BLEEKER, 1860)
- Cyrtodactylus albofasciatus (BOULENGER, 1885)
- Cyrtodactylus arcanus OLIVER, RICHARDS & SISTROM, 2012
- Cyrtodactylus aurensis GRISMER, 2005
- Cyrtodactylus auribalteatus SUMONTHA, PANITVONG & DEEIN, 2010
- Cyrtodactylus badenensis SANG, ORLOV & DAREVSKY, 2006
- Cyrtodactylus bansocensis LUU, NGUYEN, LE, BONKOWSKI & ZIEGLER, 2016
- Cyrtodactylus batik ISKANDAR, RACHMANSAH & UMILAELA, 2011
- Cyrtodactylus battalensis KHAN, 1993
- Cyrtodactylus batucolus GRISMER, CHAN, GRISMER, WOOD & BELABUT, 2008
- Cyrtodactylus bichnganae NGO VAN TRI & GRISMER, 2010
- Cyrtodactylus bidoupimontis NAZAROV, POYARKOV, ORLOV, PHUNG, NGUYEN, HOANG & ZIEGLER, 2012
- Cyrtodactylus biordinis BROWN & MCCOY, 1980
- Cyrtodactylus bobrovi NGUYEN, LE, VAN PHAM, NGO, HOANG, THE PHAM & ZIEGLER, 2015
- Cyrtodactylus buchardi DAVID, TEYNIÉ & OHLER, 2004
- Cyrtodactylus calamei LUU, BONKOWSKI, NGUYEN, LE, SCHNEIDER, NGO & ZIEGLER, 2016
- Cyrtodactylus caovansungi ORLOV, QUANG TRUONG, NAZAROV, ANANJEVA & NGOC SANG, 2007
- Cyrtodactylus celatus KATHRINER, BAUER, O’SHEA, SANCHEZ & KAISER, 2014
- Cyrtodactylus chanhomeae BAUER, SUMONTHA & PAUWELS, 2003
- Cyrtodactylus chauquangensis QUANG, ORLOV, ANANJEVA, JOHNS, NGOC THAO & QUANG VINH, 2007
- Cyrtodactylus chrysopylos BAUER, 2003
- Cyrtodactylus collegalensis (BEDDOME, 1870)
- Cyrtodactylus condorensis (SMITH, 1921)
- Cyrtodactylus cracens BATUWITA & BAHIR, 2005
- Cyrtodactylus cucdongensis SCHNEIDER, PHUNG, LE, NGUYEN & ZIEGLER, 2014
- Cyrtodactylus cucphuongensis NGO & ONN, 2011
- Cyrtodactylus dammathetensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus darevskii NAZAROV, POYARKOV, ORLOV, NGUYEN, MILTO, MARTYNOV, KONSTANTINOV & CHULISOV, 2014
- Cyrtodactylus dati NGO VAN TRI, 2013
- Cyrtodactylus derongo BROWN & PARKER, 1973
- Cyrtodactylus doisuthep KUNYA, PANMONGKOL, PAUWELS, SUMONTHA, MEEWASANA, BUNKHWAMDI5 & DANGSRI, 2014
- Cyrtodactylus durio GRISMER, ANUAR, QUAH, MUIN, ONN, GRISMER & AHMAD, 2010
- Cyrtodactylus edwardtaylori BATUWITA & BAHIR, 2005
- Cyrtodactylus eisenmanae NGO VAN TRI, 2008
- Cyrtodactylus equestris OLIVER, RICHARDS, MUMPUNI & RÖSLER, 2016
- Cyrtodactylus erythrops BAUER, KUNYA, SUMONTHA, NIYOMWAN, PANITVONG, PAUWELS, CHANHOME & KUNYA, 2009
- Cyrtodactylus fasciolatus (BLYTH, 1861)
- Cyrtodactylus feae (BOULENGER, 1893)
- Cyrtodactylus fraenatus (GÜNTHER, 1864)
- Cyrtodactylus gialaiensis LUU, DUNG, NGUYEN, LE & ZIEGLER, 2017
- Cyrtodactylus gordongekkoi (DAS, 1994)
- Cyrtodactylus grismeri NGO VAN TRI, 2008
- Cyrtodactylus guakanthanensis GRISMER, BELABUT, QUAH, ONN, WOOD & HASIM, 2014
- Cyrtodactylus gunungsenyumensis GRISMER, WOOD, ANUAR, DAVIS, COBOS & MURDOCH, 2016
- Cyrtodactylus hidupselamanya GRISMER, WOOD, ANUAR, GRISMER, QUAH, MURDOCH, MUIN, DAVIS, AUILAR, KLABACKA, COBOS, AOWPHOL & SITES, 2016
- Cyrtodactylus hinnamnoensis LUU, BONKOWSKI, NGUYEN, LE, SCHNEIDER, NGO & ZIEGLER, 2016
- Cyrtodactylus hitchi RIYANTO, KURNIATI & ENGILIS, 2016
- Cyrtodactylus hontreensis NGO VAN TRI, GRISMER & GRISMER, 2008
- Cyrtodactylus huongsonensis LUU, NGUYEN, DO & ZIEGLER, 2011
- Cyrtodactylus huynhi NGO & BAUER, 2008
- Cyrtodactylus inthanon KUNYA, SUMONTHA, PANITVONG, DONGKUMFU, SIRISAMPHAN & PAUWELS, 2015
- Cyrtodactylus irianjayaensis RÖSLER, 2001
- Cyrtodactylus jaegeri LUU, CALAME, BONKOWSKI, NGUYEN & ZIEGLER, 2014
- Cyrtodactylus jarakensis GRISMER, CHAN, GRISMER, WOOD & BELABUT, 2008
- Cyrtodactylus jelawangensis GRISMER, WOOD, ANUAR, QUAH, MUIN, MOHAMED, ONN, SUMARLI, LOREDO & HEINZ, 2014
- Cyrtodactylus khammouanensis NAZAROV, POYARKOV, ORLOV, NGUYEN, MILTO, MARTYNOV, KONSTANTINOV & CHULISOV, 2014
- Cyrtodactylus khasiensis (JERDON, 1870)
- Cyrtodactylus khelangensis PAUWELS, SUMONTHA, PANITVONG & VARAGUTTANONDA, 2014
- Cyrtodactylus kimberleyensis BAUER & DOUGHTY, 2012
- Cyrtodactylus kingsadai ZIEGLER, PHUNG, LE & NGUYEN, 2013
- Cyrtodactylus klugei KRAUS, 2008
- Cyrtodactylus kunyai PAUWELS, SUMONTHA, KEERATIKIAT & PHANAMPHON, 2014
- Cyrtodactylus langkawiensis GRISMER, WOOD, QUAH, ANUAR, MUIN, SUMONTHA, AHMAD, BAUER, WANGKULANGKUL, GRISMER & PAUWELS, 2012
- Cyrtodactylus leegrismeri CHAN & NORHAYATI, 2010
- Cyrtodactylus lenggongensis GRISMER, WOOD, ANUAR, GRISMER, QUAH, MURDOCH, MUIN, DAVIS, AUILAR, KLABACKA, COBOS, AOWPHOL & SITES, 2016
- Cyrtodactylus lenya MULCAHY, THURA & ZUG, 2017
- Cyrtodactylus linnoensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus linnwayensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus lomyenensis NGO VAN TRI & PAUWELS, 2010
- Cyrtodactylus macrotuberculatus GRISMER & AHMAD, 2008
- Cyrtodactylus martini NGO VAN TRI, 2011
- Cyrtodactylus metropolis GRISMER, WOOD, ONN, ANUAR & MUIN, 2014
- Cyrtodactylus minor OLIVER & RICHARDS, 2012
- Cyrtodactylus multiporus NAZAROV, POYARKOV, ORLOV, NGUYEN, MILTO, MARTYNOV, KONSTANTINOV & CHULISOV, 2014
- Cyrtodactylus nepalensis (SCHLEICH & KÄSTLE, 1998)
- Cyrtodactylus nigriocularis SANG, ORLOV & DAREVSKY, 2006
- Cyrtodactylus novaeguineae (SCHLEGEL, 1837)
- Cyrtodactylus otai NGUYEN, LE, VAN PHAM, NGO, HOANG, THE PHAM & ZIEGLER, 2015
- Cyrtodactylus pageli SCHNEIDER, NGUYEN, SCHMITZ, KINGSADA, AUER & ZIEGLER, 2011
- Cyrtodactylus payarhtanensis MULCAHY, THURA & ZUG, 2017
- Cyrtodactylus peguensis (BOULENGER, 1893)
- Cyrtodactylus petani RIYANTO, GRISMER & WOOD, 2015
- Cyrtodactylus pharbaungensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus philippinicus (STEINDACHNER, 1867)
- Cyrtodactylus phuocbinhensis NGUYEN, LE, TRAN, ORLOV, LATHROP, MACCULLOCH, LE, JIN, NGUYEN, NGUYEN, HOANG, CHE, MURPHY & ZHANG, 2013
- Cyrtodactylus phuquocensis NGO VAN TRI, GRISMER & GRISMER, 2010
- Cyrtodactylus puhuensis NGUYEN, YANG, THI LE, NGUYEN, ORLOV, HOANG, NGUYEN, JIN, RAO, HOANG, CHE, MURPHY & ZHANG, 2014
- Cyrtodactylus pyinyaungensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus quadrivirgatus TAYLOR, 1962
- Cyrtodactylus ranongensis SUMONTHA, PAUWELS, PANITVONG, KUNYA & GRISMER, 2015
- Cyrtodactylus rex OLIVER, RICHARDS, MUMPUNI & RÖSLER, 2016
- Cyrtodactylus rishivalleyensis AGARWAL, 2016
- Cyrtodactylus robustus KRAUS, 2008
- Cyrtodactylus rosichonarieforum RIYANTO, GRISMER & WOOD, 2015
- Cyrtodactylus rubidus (BLYTH, 1861)
- Cyrtodactylus sadanensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus sadansinensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus saiyok PANITVONG, SUMONTHA, TUNPRASERT & PAUWELS, 2014
- Cyrtodactylus salomonensis RÖSLER, RICHARDS & GÜNTHER, 2007
- Cyrtodactylus samroiyot PAUWELS & SUMONTHA, 2014
- Cyrtodactylus sangi PAUWELS, NAZAROV, BOBROV & POYARKOV, 2018
- Cyrtodactylus sanook PAUWELS, SUMONTHA, LATINNE & GRISMER, 2013
- Cyrtodactylus sanpelensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus semenanjungensis GRISMER & LEONG, 2005
- Cyrtodactylus semicinctus HARVEY, O'CONNELL, BARRAZA, RIYANTO, KURNIAWAN & SMITH, 2015
- Cyrtodactylus sharkari GRISMER, WOOD, ANUAR, QUAH, MUIN, MOHAMED, ONN, SUMARLI, LOREDO & HEINZ, 2014
- Cyrtodactylus shwetaungorum GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus sinyineensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus soba BATUWITA & BAHIR, 2005
- Cyrtodactylus sommerladi LUU, BONKOWSKI, NGUYEN, LE, SCHNEIDER, NGO & ZIEGLER, 2016
- Cyrtodactylus soni LE, NGUYEN, LE & ZIEGLER, 2016
- Cyrtodactylus sonlaensis NGUYEN, PHAM, ZIEGLER, NGO & LE, 2017
- Cyrtodactylus soudthichaki LUU, CALAME, NGUYEN, BONKOWSKI & ZIEGLER, 2015
- Cyrtodactylus spelaeus NAZAROV, POYARKOV, ORLOV, NGUYEN, MILTO, MARTYNOV, KONSTANTINOV & CHULISOV, 2014
- Cyrtodactylus spinosus LINKEM, MCGUIRE, HAYDEN, SETIADI, BICKFORD & BROWN, 2008
- Cyrtodactylus stresemanni RÖSLER & GLAW, 2008
- Cyrtodactylus sumonthai BAUER, PAUWELS & CHANHOME, 2002
- Cyrtodactylus surin CHAN-ARD & MAKCHAI, 2011
- Cyrtodactylus takouensis NGO & BAUER, 2008
- Cyrtodactylus tamaiensis (SMITH, 1940)
- Cyrtodactylus tambora RIYANTO, MULYADI, MCGUIRE, KUSRINI, FEBYLASMIA, BASYIR & KAISER, 2017
- Cyrtodactylus tanim NIELSEN & OLIVER, 2017
- Cyrtodactylus taynguyenensis NGUYEN, LE, TRAN, ORLOV, LATHROP, MACCULLOCH, LE, JIN, NGUYEN, NGUYEN, HOANG, CHE, MURPHY & ZHANG, 2013
- Cyrtodactylus tebuensis GRISMER, ANUAR, MUIN, QUAH & WOOD, 2013
- Cyrtodactylus teyniei DAVID, NGUYEN, SCHNEIDER & ZIEGLER, 2011
- Cyrtodactylus thirakhupti PAUWELS, BAUER, SUMONTHA & CHANHOME, 2004
- Cyrtodactylus thuongae PHUNG, VAN SCHINGEN, ZIEGLER & NGUYEN, 2014
- Cyrtodactylus tigroides BAUER, SUMONTHA & PAUWELS, 2003
- Cyrtodactylus timur GRISMER, WOOD, ANUAR, QUAH, MUIN, MOHAMED, ONN, SUMARLI, LOREDO & HEINZ, 2014
- Cyrtodactylus triedrus (GÜNTHER, 1864)
- Cyrtodactylus trilatofasciatus GRISMER, WOOD, QUAH, ANUAR, MUIN, SUMONTHA, AHMAD, BAUER, WANGKULANGKUL, GRISMER & PAUWELS, 2012
- Cyrtodactylus variegatus (BLYTH, 1859)
- Cyrtodactylus vilaphongi SCHNEIDER, NGUYEN, DUC LE, NOPHASEUD, BONKOWSKI & ZIEGLER, 2014
- Cyrtodactylus wangkulangkulae SUMONTHA, PAUWELS, SUWANNAKARN, NUTATHEERA & SODOB, 2014
- Cyrtodactylus welpyanensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus wetariensis (DUNN, 1927)
- Cyrtodactylus yakhuna (DERANIYAGALA, 1945)
- Cyrtodactylus yangbayensis NGO VAN TRI & ONN, 2010
- Cyrtodactylus yathepyanensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LIN, KYAW & LWIN, 2017
- Cyrtodactylus yoshii HIKIDA, 1990
- Cyrtodactylus ywanganensis GRISMER, WOOD, THURA, QUAH, M GRISMER, MURDOCH, ESPINOZA & LIN, 2018
- Cyrtodactylus zhaoermii SHI & ZHAO, 2010
- Cyrtodactylus ziegleri NAZAROV, ORLOV, NGUYEN & HO, 2008
- Cyrtopodion belaense NAZAROV, ANANJEVA & PAPENFUSS, 2011
- Cyrtopodion brevipes (BLANFORD, 1874)
- Cyrtopodion fortmunroi (KHAN, 1993)
- Cyrtopodion golubevi NAZAROV, ANANJEVA & RAJABIZADEH, 2010
- Cyrtopodion hormozganum NAZAROV, BONDARENKO & RADJABIZADEH, 2012
- Cyrtopodion kachhense (STOLICZKA, 1872)
- Cyrtopodion kirmanense (NIKOLSKY, 1900)
- Cyrtopodion persepolense NAZAROV, ANANJEVA & RAJABIZADEH, 2010
- Cyrtopodion scabrum (HEYDEN, 1827)
- Daboia mauritanica (GRAY, 1849)
- Daboia palaestinae (WERNER, 1938)
- Daboia siamensis (SMITH, 1917)
- Dalmatolacerta oxycephala (SCHLEGEL, 1839)
- Dalophia longicauda (WERNER, 1915)
- Dalophia luluae (DE WITTE & LAURENT, 1942)
- Dalophia pistillum (BOETTGER, 1895)
- Darevskia alpina (DAREVSKY, 1967)
- Darevskia bithynica (MÉHELY, 1909)
- Darevskia brauneri (MÉHELY, 1909)
- Darevskia caspica AHMADZADEH, FLECKS, CARRETERO, MOZAFFARI, BÖHME, HARRIS, FREITAS & RÖDDER, 2013
- Darevskia caucasica (MÉHELY, 1909)
- Darevskia daghestanica (DAREVSKY, 1967)
- Darevskia derjugini (NIKOLSKY, 1898)
- Darevskia mirabilis ARRIBAS, ILGAZ, KUMLUTAŞ, DURMUŞ, AVCI & ÜZÜM, 2013
- Darevskia mixta (MÉHELY, 1909)
- Darevskia nairensis (DAREVSKY, 1967)
- Darevskia obscura (LANTZ & CYRÉN, 1936)
- Darevskia portschinskii (KESSLER, 1878)
- Darevskia praticola (EVERSMANN, 1834)
- Darevskia raddei (BOETTGER, 1892)
- Darevskia rudis (BEDRIAGA, 1886)
- Darevskia sapphirina (SCHMIDTLER, EISELT & DAREVSKY, 1994)
- Darevskia saxicola (EVERSMANN, 1834)
- Darevskia spitzenbergerae (EISELT, DAREVSKY & SCHMIDTLER, 1992)
- Darevskia valentini (BOETTGER, 1892)
- Dasia johnsinghi HARIKRISHNAN, VASUDEVAN, DE SILVA, DEEPAK, KAR, NANIWADEKAR, LALREMRUATA, PRASOONA & AGGARWAL, 2012
- Dasia nicobarensis BISWAS & SANYAL, 1977
- Dasia olivacea GRAY, 1839
- Dasypeltis confusa TRAPE & MANÉ, 2006
- Dasypeltis gansi TRAPE & MANÉ, 2006
- Dasypeltis latericia TRAPE & MANÉ, 2006
- Dasypeltis medici BIANCONI, 1859
- Dasypeltis sahelensis TRAPE & MANÉ, 2006
- Dasypeltis scabra (LINNAEUS, 1758)
- Deinagkistrodon acutus (GÜNTHER, 1888)
- Deirochelys reticularia (LATREILLE, 1801)
- Delma australis KLUGE, 1974
- Delma butleri STORR, 1987
- Delma impar (FISCHER, 1882)
- Delma inornata KLUGE, 1974
- Delma plebeia DE VIS, 1888
- Delma tincta DE VIS, 1888
- Demansia papuensis (MACLEAY, 1877)
- Demansia psammophis (SCHLEGEL, 1837)
- Demansia rimicola SCANLON, 2007
- Demansia shinei SHEA, 2007
- Demansia vestigiata (DE VIS, 1884)
- Dendragama australis HARVEY, SHANEY, SIDIK, KURNIAWAN & SMITH, 2017
- Dendragama boulengeri DORIA, 1888
- Dendragama dioidema HARVEY, SHANEY, SIDIK, KURNIAWAN & SMITH, 2017
- Dendrelaphis cyanochloris (WALL, 1921)
- Dendrelaphis formosus (BOIE, 1827)
- Dendrelaphis grandoculis (BOULENGER, 1890)
- Dendrelaphis haasi VAN ROOIJEN & VOGEL, 2008
- Dendrelaphis marenae VOGEL & VAN ROOIJEN, 2008
- Dendrelaphis pictus (GMELIN, 1789)
- Dendrelaphis punctulatus (GRAY, 1826)
- Dendrelaphis subocularis (BOULENGER, 1888)
- Dendrelaphis tristis (DAUDIN, 1803)
- Dendrelaphis underwoodi VAN ROOIJEN & VOGEL, 2008
- Dendroaspis angusticeps (SMITH, 1849)
- Dendroaspis polylepis GÜNTHER, 1864
- Dendrophidion dendrophis (SCHLEGEL, 1837)
- Dendrophidion percarinatum (COPE, 1893)
- Dendrosauridion yanesha LEHR, MORAVEC, LUNDBERG, KÖHLER, CATENAZZI & ŠMÍD, 2019
- Denisonia devisi (WAITE & LONGMAN, 1920)
- Dermatemys mawii GRAY, 1847
- Dermochelys coriacea (VANDELLI, 1761)
- Desertum lugoi (MCCOY, 1970)
- Diadophis punctatus (LINNAEUS, 1766)
- Dibamus alfredi TAYLOR, 1962
- Dibamus bogadeki DAREVSKY, 1992
- Dibamus booliati DAS & YAAKOB, 2003
- Dibamus bourreti ANGEL, 1935
- Dibamus celebensis SCHLEGEL, 1858
- Dibamus dalaiensis NEANG, HOLDEN, EASTOE, SENG, ITH & GRISMER, 2011
- Dibamus deharvengi INEICH, 1999
- Dibamus dezwaani DAS & LIM, 2005
- Dibamus floweri QUAH, ANUAR, GRISMER & GRASSBY-LEWIS, 2017
- Dibamus greeri DAREVSKY, 1992
- Dibamus ingeri DAS & LIM, 2003
- Dibamus kondaoensis HONDA, OTA, HIKIDA & DAREVSKY, 2001
- Dibamus leucurus (BLEEKER, 1860)
- Dibamus montanus SMITH, 1921
- Dibamus nicobaricum (STEINDACHNER, 1867)
- Dibamus novaeguineae DUMÉRIL & BIBRON, 1839
- Dibamus seramensis GREER, 1985
- Dibamus smithi GREER, 1985
- Dibamus somsaki HONDA, NABHITABHATA, OTA & HIKIDA, 1997
- Dibamus taylori GREER, 1985
- Dibamus tebal DAS & LIM, 2009
- Dibamus tiomanensis DIAZ, LEONG, GRISMER & YAAKOB, 2004
- Dibamus vorisi DAS & LIM, 2003
- Dibernardia affinis (GÜNTHER, 1858)
- Dibernardia bilineata (FISCHER, 1885)
- Dibernardia persimilis (COPE, 1869)
- Dicrodon guttulatum DUMÉRIL & BIBRON, 1839
- Dierogekko baaba SKIPWITH, JACKMAN, WHITAKER, BAUER & SADLIER, 2014
- Dierogekko inexpectatus BAUER, JACKMAN, SADLIER & WHITAKER, 2006
- Dierogekko kaalaensis BAUER, JACKMAN, SADLIER & WHITAKER, 2006
- Dierogekko poumensis BAUER, JACKMAN, SADLIER & WHITAKER, 2006
- Dierogekko thomaswhitei BAUER, JACKMAN, SADLIER & WHITAKER, 2006
- Dinarolacerta montenegrina LJUBISAVLJEVIC, ARRIBAS, DUKIC & CARRANZA, 2007
- Dinarolacerta mosorensis (KOLOMBATOVIC, 1886)
- Diplodactylus ameyi COUPER & OLIVER, 2016
- Diplodactylus fulleri STORR, 1978
- Diplodactylus furcosus PETERS, 1863
- Diplodactylus galeatus KLUGE, 1963
- Diplodactylus kenneallyi STORR, 1988
- Diplodactylus tessellatus (GÜNTHER, 1875)
- Diplodactylus vittatus GRAY, 1832
- Diploderma batangense (LI, DENG, WU & WANG, 2001)
- Diploderma brevicauda (MANTHEY, DENZER, HOU & WANG, 2012)
- Diploderma chapaense (BOURRET, 1937)
- Diploderma dymondi (BOULENGER, 1906)
- Diploderma fasciatum (MERTENS, 1926)
- Diploderma flaviceps (BARBOUR & DUNN, 1919)
- Diploderma iadinum (WANG, JIANG, SILER & CHE, 2016)
- Diploderma laeviventre (WANG, JIANG, SILER & CHE, 2016)
- Diploderma ngoclinense (ANANJEVA, ORLOV & NGUYEN, 2017)
- Diploderma polygonatum HALLOWELL, 1861
- Diploderma slowinskii (RAO, VINDUM, MA, FU & WILKINSON, 2017)
- Diploderma vela (WANG, JIANG & CHE, 2015)
- Diploderma yangi WANG, ZHANG & LI, 2022
- Diploderma yulongense (MANTHEY, DENZER, HOU & WANG, 2012)
- Diploderma zhaoermii (GAO & HOU, 2002)
- Diploglossus lessonae PERACCA, 1890
- Diploglossus microlepis (GRAY, 1831)
- Diploglossus millepunctatus O'SHAUGHNESSY, 1874
- Diploglossus montisserrati UNDERWOOD, 1964
- Diplolaemus bibronii BELL, 1843
- Diplolaemus sexcinctus CEI, SCOLARO & VIDELA, 2003
- Diplometopon zarudnyi NIKOLSKY, 1907
- Diporiphora australis (STEINDACHNER, 1867)
- Diporiphora convergens STORR, 1974
- Diporiphora nobbi (WITTEN, 1972)
- Dipsadoboa flavida (BROADLEY & STEVENS, 1971)
- Dipsadoboa viridis (PETERS, 1869)
- Dipsadoboa werneri (BOULENGER, 1897)
- Dipsas albifrons (SAUVAGE, 1884)
- Dipsas bucephala (SHAW, 1802)
- Dipsas catesbyi (SENTZEN, 1796)
- Dipsas cisticeps (BOETTGER, 1885)
- Dipsas indica LAURENTI, 1768
- Dipsas mikanii SCHLEGEL, 1837
- Dipsas neuwiedi (IHERING, 1911)
- Dipsas pavonina SCHLEGEL, 1837
- Dipsas sazimai FERNANDES, MARQUES & ARGÔLO, 2010
- Dipsas turgida (COPE, 1868)
- Dipsosaurus dorsalis (BAIRD & GIRARD, 1852)
- Dispholidus typus (SMITH, 1828)
- Dixonius aaronbaueri NGO & ZIEGLER, 2009
- Dixonius hangseesom BAUER, SUMONTHA, GROSSMANN, PAUWELS & VOGEL, 2004
- Dixonius hinchangsi PAUWELS, DAS, KUNYA, SUMONTHA, DONBUNDIT, PAUWELS, SONET, BRECKO & MEESOOK, 2025
- Dixonius kaweesaki SUMONTHA, CHOMNGAM, PHANAMPHON, PAWANGKHANANT, VIRIYAPANON, THANAPRAYOTSAK & PAUWELS, 2017
- Dixonius mekongensis PAUWELS, PANITVONG, KUNYA & SUMONTHA, 2021
- Dixonius minhlei ZIEGLER, BOTOV, NGUYEN, BAUER, BRENNAN, NGO & NGUYEN, 2016
- Dixonius siamensis (BOULENGER, 1899)
- Dixonius taoi BOTOV, PHUNG, NGUYEN, BAUER, BRENNAN & ZIEGLER, 2015
- Dolichophis caspius (GMELIN, 1789)
- Dolichophis jugularis (LINNAEUS, 1758)
- Dolichophis schmidti (NIKOLSKY, 1909)
- Dopasia gracilis (GRAY, 1845)
- Dopasia sokolovi (DAREVSKY & NGUYEN VAN SANG, 1983)
- Dopasia wegneri (MERTENS, 1959)
- Draco biaro LAZELL, 1987
- Draco blanfordii BOULENGER, 1885
- Draco cornutus GÜNTHER, 1864
- Draco cyanopterus PETERS, 1867
- Draco dussumieri DUMÉRIL & BIBRON, 1837
- Draco fimbriatus KUHL, 1820
- Draco formosus BOULENGER, 1900
- Draco hennigi MUSTERS, 1983
- Draco iskandari MCGUIRE, BROWN, MUMPUNI, RIYANTO & ANDAYANI, 2007
- Draco maculatus (GRAY, 1845)
- Draco maximus BOULENGER, 1893
- Draco melanopogon BOULENGER, 1887
- Draco norvillii ALCOCK, 1895
- Draco obscurus BOULENGER, 1887
- Draco quadrasi BOETTGER, 1893
- Draco quinquefasciatus HARDWICKE & GRAY, 1827
- Draco spilopterus (WIEGMANN, 1834)
- Draco supriatnai MCGUIRE & BROWN, MUMPUNI, RIYANTO & ANDAYANI, 2007
- Draco taeniopterus GÜNTHER, 1861
- Draco volans LINNAEUS, 1758
- Dryadosaura nordestina RODRIGUES, XAVIER FREIRE, MACHADO-PELLEGRINO & SITES, 2005
- Drymarchon corais (BOIE, 1827)
- Drymarchon couperi (HOLBROOK, 1842)
- Drymarchon melanurus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Drymobius chloroticus (COPE, 1886)
- Drymobius margaritiferus (SCHLEGEL, 1837)
- Drymobius rhombifer (GÜNTHER, 1860)
- Drymoluber brazili (GOMES, 1918)
- Drymoluber dichrous (PETERS, 1863)
- Dryophiops rubescens (GRAY, 1834)
- Dryophylax chaquensis (BERGNA & ÁLVAREZ, 1993)
- Dryophylax hypoconia (COPE, 1860)
- Dryophylax nattereri (MIKAN, 1820)
- Dryophylax phoenix (FRANCO, TREVINE, MONTINGELLI & ZAHER, 2017)
- Drysdalia coronoides (GÜNTHER, 1858)
- Drysdalia rhodogaster (JAN, 1873)
- Duberria atriventris (STERNFELD, 1912)
- Duberria lutrix (LINNAEUS, 1758)
- Ebenavia safari HAWLITSCHEK, SCHERZ, RUTHENSTEINER, CROTTINI & GLAW, 2018
- Ebenavia tuelinae HAWLITSCHEK, SCHERZ, RUTHENSTEINER, CROTTINI & GLAW, 2018
- Echinanthera cephalostriata DI BERNARDO, 1996
- Echinanthera cyanopleura (COPE, 1885)
- Echinanthera melanostigma (WAGLER, 1824)
- Echinosaura palmeri BOULENGER, 1911
- Echiopsis curta (SCHLEGEL, 1837)
- Echis carinatus (SCHNEIDER, 1801)
- Echis coloratus GÜNTHER, 1878
- Echis jogeri CHERLIN, 1990
- Echis leucogaster ROMAN, 1972
- Echis ocellatus STEMMLER, 1970
- Echis pyramidum (GEOFFROY SAINT-HILAIRE, 1827)
- Ecpleopus gaudichaudii DUMÉRIL & BIBRON, 1839
- Egernia cunninghami (GRAY, 1832)
- Egernia mcpheei WELLS & WELLINGTON, 1984
- Egernia saxatilis COGGER, 1960
- Egernia stokesii (GRAY, 1845)
- Egernia striolata (PETERS, 1870)
- Eirenis collaris (MÉNÉTRIES, 1832)
- Eirenis coronella (SCHLEGEL, 1837)
- Eirenis modestus (MARTIN, 1838)
- Elaphe bimaculata SCHMIDT, 1925
- Elaphe cantoris (BOULENGER, 1894)
- Elaphe climacophora (BOIE, 1826)
- Elaphe dione (PALLAS, 1773)
- Elaphe hodgsoni (GÜNTHER, 1860)
- Elaphe moellendorffi (BOETTGER, 1886)
- Elaphe quadrivirgata (BOIE, 1826)
- Elaphe quatuorlineata (LACÉPÈDE, 1789)
- Elaphe sauromates (PALLAS, 1811)
- Elaphe schrenckii STRAUCH, 1873
- Elaphe taeniura COPE, 1861
- Elapoidis fusca (BOIE, 1827)
- Elapomorphus quinquelineatus (RADDI, 1820)
- Elapomorphus wuchereri GÜNTHER, 1861
- Elapsoidea nigra GÜNTHER, 1888
- Elapsoidea semiannulata BOCAGE, 1882
- Elgaria cedrosensis (FITCH, 1934)
- Elgaria coerulea (WIEGMANN, 1828)
- Elgaria kingii GRAY, 1838
- Elgaria multicarinata (BLAINVILLE, 1835)
- Elgaria panamintina (STEBBINS, 1958)
- Elgaria paucicarinata (FITCH, 1934)
- Elgaria velazquezi GRISMER & HOLLINGSWORTH, 2001
- Elseya albagula THOMSON, GEORGES & LIMPUS, 2006
- Elseya branderhorsti (OUWENS, 1914)
- Elseya dentata (GRAY, 1863)
- Elseya flaviventralis THOMSON & GEORGES, 2016
- Elseya irwini CANN, 1997
- Elseya lavarackorum (WHITE & ARCHER, 1994)
- Elseya novaeguineae (MEYER, 1874)
- Elseya rhodini THOMSON, AMEPOU, ANAMIATO & GEORGES, 2015
- Elseya schultzei (VOGT, 1911)
- Emoia atrocostata (LESSON, 1830)
- Emoia campbelli BROWN & GIBBONS, 1986
- Emoia coggeri BROWN, 1991
- Emoia cyclops BROWN, 1991
- Emoia impar (WERNER, 1898)
- Emoia isolata BROWN, 1991
- Emoia laobaoensis BOURRET, 1937
- Emoia oriva ZUG, 2012
- Emoia paniai BROWN, 1991
- Emoia similis DUNN, 1927
- Emoia slevini BROWN & FALANRUW, 1972
- Emoia taumakoensis MCCOY & WEBBER, 1984
- Emoia tuitarere ZUG, HAMILTON & AUSTIN, 2011
- Emydocephalus annulatus KREFFT, 1869
- Emydoidea blandingii (HOLBROOK, 1838)
- Emydura australis (GRAY, 1841)
- Emydura macquarii (GRAY, 1830)
- Emys orbicularis (LINNAEUS, 1758)
- Emys trinacris FRITZ, FATTIZZO, GUICKING, TRIPEPI, PENNISI, LENK, JOGER & WINK, 2005
- Enhydris enhydris (SCHNEIDER, 1799)
- Enhydris subtaeniata (BOURRET, 1934)
- Enuliophis sclateri (BOULENGER, 1894)
- Enulius flavitorques (COPE, 1868)
- Enulius oligostichus SMITH, ARNDT & SHERBROOK, 1967
- Enyalioides altotambo TORRES-CARVAJAL, VENEGAS & DE QUEIROZ, 2015
- Enyalioides azulae VENEGAS, TORRES-CARVAJAL, DURAN & DE QUEIROZ, 2013
- Enyalioides binzayedi VENEGAS, TORRES-CARVAJAL, DURAN & DE QUEIROZ, 2013
- Enyalioides rudolfarndti VENEGAS, DURAN, LANDAURO & LUJAN, 2011
- Enyalioides sophiarothschildae TORRES-CARVAJAL, VENEGAS & DE QUEIROZ, 2015
- Enyalioides touzeti TORRES-CARVAJAL, ALMENDÁRIZ, VALENCIA, YÚNEZ-MUÑOS & REYES, 2008
- Enyalius bibronii BOULENGER, 1885
- Enyalius bilineatus (DUMÉRIL & BIBRON, 1837)
- Enyalius catenatus (WIED-NEUWIED, 1821)
- Enyalius erythroceneus RODRIGUES, DE FREITAS, SANTOS SILVA & VIÑA BERTOLOTTO, 2006
- Enyalius iheringii BOULENGER, 1885
- Enyalius perditus JACKSON, 1978
- Epibator greeri (BÖHME, 1979)
- Epicrates assisi MACHADO, 1944
- Epicrates cenchria (LINNAEUS, 1758)
- Epicrates crassus COPE, 1862
- Epictia albipuncta (BURMEISTER, 1861)
- Epictia borapeliotes (VANZOLINI, 1996)
- Epictia phenops (COPE, 1875)
- Epictia venegasi KOCH, SANTA CRUZ & CÁRDENAS, 2016
- Epictia vonmayi KOCH, SANTA CRUZ & CÁRDENAS, 2016
- Epictia weyrauchi (OREJAS-MIRANDA, 1964)
- Eremias acutirostris (BOULENGER, 1887)
- Eremias andersoni DAREVSKY & SZCZERBAK, 1978
- Eremias argus PETERS, 1869
- Eremias arguta (PALLAS, 1773)
- Eremias buechneri BEDRIAGA, 1907
- Eremias cholistanica BAIG & MASROOR, 2006
- Eremias dzungarica ORLOVA, POYARKOV, CHIRIKOVA, NAZAROV, MUNKHBAATAR, MUNKHBAYAR & TERBISH, 2017
- Eremias fasciata BLANFORD, 1874
- Eremias grammica (LICHTENSTEIN, 1823)
- Eremias intermedia (STRAUCH, 1876)
- Eremias isfahanica RASTEGAR-POUYANI, HOSSEINIAN, RAFIEE, KAMI, RAJABIZADEH & WINK, 2016
- Eremias kavirensis MOZAFFARI & PARHAM, 2007
- Eremias lalezharica MORAVEC, 1994
- Eremias lineolata (NIKOLSKY, 1897)
- Eremias multiocellata GÜNTHER, 1872
- Eremias nigrocellata NIKOLSKY, 1896
- Eremias persica BLANFORD, 1875
- Eremias pleskei NIKOLSKY, 1905
- Eremias przewalskii (STRAUCH, 1876)
- Eremias scripta (STRAUCH, 1867)
- Eremias strauchi KESSLER, 1878
- Eremias stummeri WETTSTEIN, 1940
- Eremias szczerbaki EREMCHENKO, PANFILOV & ZARINENKO, 1992
- Eremias velox (PALLAS, 1771)
- Eremias yarkandensis BLANFORD, 1875
- Eremiascincus butlerorum (APLIN, HOW & BOEADI, 1993)
- Eremiascincus phantasmus MECKE, DOUGHTY & DONNELLAN, 2013
- Eremiascincus richardsonii (GRAY, 1845)
- Eretmochelys imbricata (LINNAEUS, 1766)
- Erythrolamprus aenigma ENTIAUSPE-NETO, ABEGG, KOCH, NUÑEZ, AZEVEDO, MORAES, TIUTENKO, BIALVES & LOEBMANN, 2021
- Erythrolamprus aesculapii (LINNAEUS, 1758)
- Erythrolamprus albiventris (JAN, 1863)
- Erythrolamprus almadensis (WAGLER, 1824)
- Erythrolamprus atraventer (DIXON & THOMAS, 1985)
- Erythrolamprus dorsocorallinus (ESQUEDA, NATERA, LA MARCA & ILIJA-FISTAR, 2007)
- Erythrolamprus epinephalus (COPE, 1862)
- Erythrolamprus fraseri (BOULENGER, 1894)
- Erythrolamprus lamonae (DUNN, 1944)
- Erythrolamprus macrosomus (AMARAL, 1936)
- Erythrolamprus melanotus (SHAW, 1802)
- Erythrolamprus miliaris (LINNAEUS, 1758)
- Erythrolamprus poecilogyrus (WIED-NEUWIED, 1824)
- Erythrolamprus pseudocorallus ROZE, 1959
- Erythrolamprus reginae (LINNAEUS, 1758)
- Erythrolamprus taeniogaster (JAN, 1863)
- Erythrolamprus typhlus (LINNAEUS, 1758)
- Erythrolamprus viridis (GÜNTHER, 1862)
- 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 vittatus CHERNOV, 1959
- Eublepharis angramainyu ANDERSON & LEVITON, 1966
- Eublepharis hardwickii GRAY, 1827
- Eublepharis macularius (BLYTH, 1854)
- Eublepharis satpuraensis MIRZA, SANAP, RAJU, GAWAI & GHADEKAR, 2014
- Eublepharis turcmenicus DAREVSKY, 1977
- Eugongylus sulaensis (KOPSTEIN, 1927)
- Eulamprus heatwolei WELLS & WELLINGTON, 1983
- Eulamprus kosciuskoi (KINGHORN, 1932)
- Eulamprus leuraensis WELLS & WELLINGTON, 1983
- Eulamprus quoyii (DUMÉRIL & BIBRON, 1839)
- Eulamprus tympanum (LÖNNBERG & ANDERSSON, 1915)
- Eumeces blythianus (ANDERSON, 1871)
- Eumeces cholistanensis MASROOR, 2009
- Eumeces indothalensis KHAN & KHAN, 1997
- Eumeces persicus FAIZI, RASTEGAR-POUYANI, RASTEGAR-POUYANI, NAZAROV, HEIDARI, ZANGI, ORLOVA & POYARKOV, 2017
- Eumeces schneiderii (DAUDIN, 1802)
- Eumeces zarudnyi NIKOLSKY, 1900
- Eumecia anchietae BOCAGE, 1870
- Eumecia johnstoni (BOULENGER, 1897)
- Eunectes beniensis DIRKSEN, 2002
- Eunectes murinus (LINNAEUS, 1758)
- Euprepiophis conspicillata (BOIE, 1826)
- Eurolophosaurus amathites (RODRIGUES, 1984)
- Eurylepis poonaensis (SHARMA, 1970)
- Euspondylus auyanensis MYERS, RIVAS & JADIN, 2009
- Euspondylus excelsum CHÁVEZ, CATENAZZI & VENEGAS, 2017
- Euspondylus guentheri (O’SHAUGHNESSY, 1881)
- Euspondylus maculatus TSCHUDI, 1845
- Euspondylus paxcorpus DOAN & ADAMS, 2015
- Eutropis allapallensis (SCHMIDT, 1926)
- Eutropis andamanensis (SMITH, 1935)
- Eutropis bibronii (GRAY, 1839)
- Eutropis carinata (SCHNEIDER, 1801)
- Eutropis darevskii (BOBROV, 1992)
- Eutropis indeprensa (BROWN & ALCALA, 1980)
- Eutropis longicaudata (HALLOWELL, 1857)
- Eutropis macrophthalma (MAUSFELD & BÖHME, 2002)
- Eutropis macularia (BLYTH, 1853)
- Eutropis multifasciata (KUHL, 1820)
- Eutropis quadratilobus (BAUER & GÜNTHER, 1992)
- Eutropis quadricarinata (BOULENGER, 1887)
- Eutropis rudis (BOULENGER, 1887)
- Eutropis rugifera (STOLICZKA, 1870)
- Eutropis tammanna DAS, DE SILVA & AUSTIN, 2008
- Eutropis trivittata (HARDWICKE & GRAY, 1827)
- Eutropis tytleri (THEOBALD, 1868)
- Exiliboa placata BOGERT, 1968
- Farancia abacura (HOLBROOK, 1836)
- Feylinia grandisquamis MÜLLER, 1910
- Feylinia polylepis BOCAGE, 1887
- Ficimia olivacea GRAY, 1849
- Ficimia publia COPE, 1866
- Ficimia streckeri TAYLOR, 1931
- Flexiseps decaryi (ANGEL, 1930)
- Flexiseps stylus (ANDREONE & GREER, 2002)
- Fordonia leucobalia (SCHLEGEL, 1837)
- Fowlea melanzosta (GRAVENHORST, 1807)
- Fowlea piscator (SCHNEIDER, 1799)
- Fowlea sanctijohannis (BOULENGER, 1890)
- Furcifer belalandaensis (BRYGOO & DOMERGUE, 1970)
- Furcifer labordi (GRANDIDIER, 1872)
- Furcifer lateralis (GRAY, 1831)
- Furcifer pardalis (CUVIER, 1829)
- Furcifer timoni GLAW, KÖHLER & VENCES, 2009
- Furcifer tuzetae (BRYGOO, BOURGAT & DOMERGUE, 1972)
- Furina diadema (SCHLEGEL, 1837)
- Furina dunmalli (WORRELL, 1955)
- Furina tristis (GÜNTHER, 1858)
- Gallotia galloti (OUDART, 1839)
- Gallotia intermedia BARBADILLO, LACOBA, PÉREZ-MELLADO, SANCHO & LÓPEZ-JURADO, 1999
- Gambelia wislizenii (BAIRD & GIRARD, 1852)
- Garthia gaudichaudii (DUMÉRIL & BIBRON, 1836)
- Gastropholis echinata (COPE, 1862)
- Gastropholis prasina WERNER, 1904
- Gastropholis tropidopholis (BOULENGER, 1916)
- Gastropholis vittata FISCHER, 1886
- Gavialis gangeticus (GMELIN, 1789)
- Geckolepis maculata PETERS, 1880
- Geckolepis megalepis SCHERZ, DAZA, KÖHLER, VENCES & GLAW, 2017
- Gehyra angusticaudata (TAYLOR, 1963)
- Gehyra australis GRAY, 1845
- Gehyra dubia (MACLEAY, 1877)
- Gehyra einasleighensis BOURKE, PRATT, VANDERDUYS & MORITZ, 2017
- Gehyra girloorloo OLIVER, BOURKE, PRATT, DOUGHTY & MORITZ, 2016
- Gehyra kimberleyi BÖRNER & SCHÜTTLER, 1982
- Gehyra lazelli (WELLS & WELLINGTON, 1985)
- Gehyra leopoldi BRONGERSMA, 1930
- Gehyra mutilata (WIEGMANN, 1834)
- Gehyra nana STORR, 1978
- Gehyra occidentalis KING, 1984
- Gehyra oceanica (LESSON, 1830)
- Gehyra robusta KING, 1984
- Gehyra variegata (DUMÉRIL & BIBRON, 1836)
- Gehyra versicolor HUTCHINSON, SISTROM, DONNELLAN & HUTCHINSON, 2014
- Gekko aaronbaueri TRI, THAI, PHIMVOHAN, DAVID & TEYNIÉ, 2015
- Gekko adleri NGUYEN, WANG, YANG, LEHMANN, LE, ZIEGLER & BONKOWSKI, 2013
- Gekko albofasciolatus (GÜNTHER, 1867)
- Gekko albomaculatus (GIEBEL, 1861)
- Gekko auriverrucosus ZHOU & LIU, 1982
- Gekko bannaense (WANG, WANG & LIU, 2016)
- Gekko boehmei LUU, CALAME, NGUYEN, LE & ZIEGLER, 2015
- Gekko bonkowskii LUU, CALAME, NGUYEN, LE & ZIEGLER, 2015
- Gekko canaensis NGO & GAMBLE, 2011
- Gekko canhi RÖSLER, NGUYEN, VAN DOAN, HO, NGUYEN & ZIEGLER, 2010
- Gekko carusadensis LINKEM, SILER, DIESMOS, SY & BROWN, 2010
- Gekko chinensis (GRAY, 1842)
- Gekko coi BROWN, SILER, OLIVEROS, DIESMOS & ALCALA, 2011
- Gekko crombota BROWN, OLIVEROS, SILER & DIESMOS, 2008
- Gekko gecko (LINNAEUS, 1758)
- Gekko guishanicus LIN & YAO, 2016
- Gekko gulat (BROWN, DIESMOS, DUYA, GARCIA & RICO, 2010)
- Gekko horsfieldii (GRAY, 1827)
- Gekko iskandari (BROWN, SUPRIATNA & OTA, 2000)
- Gekko japonicus (DUMÉRIL & BIBRON, 1836)
- Gekko kaengkrachanense (SUMONTHA, PAUWELS, KUNYA, LIMLIKHITAKSORN, RUKSUE, TAOKRATOK, ANSERMET & CHANHOME, 2012)
- Gekko kuhli (STEJNEGER, 1902)
- Gekko kwangsiensis YANG, 2015
- Gekko lauhachindai PANITVONG, SUMONTHA, KONLEK & KUNYA, 2010
- Gekko liboensis ZHOU, LIU & LI, 1982
- Gekko lionotum (ANNANDALE, 1905)
- Gekko melli (VOGT, 1922)
- Gekko mindorensis TAYLOR, 1919
- Gekko nadenensis LUU, NGUYEN, LE, BONKOWSKI & ZIEGLER, 2017
- Gekko nutaphandi BAUER, SUMONTHA & PAUWELS, 2008
- Gekko palmatus BOULENGER, 1907
- Gekko rossi BROWN, OLIVEROS, SILER & DIESMOS, 2009
- Gekko russelltraini NGO VAN TRI, BAUER, WOOD, & JL GRISMER, 2009
- Gekko scabridus LIU & ZHOU, 1982
- Gekko scientiadventura RÖSLER, ZIEGLER, VU, HERRMANN & BÖHME, 2004
- Gekko sengchanthavongi LUU, CALAME, NGUYEN, LE & ZIEGLER, 2015
- Gekko shibatai TODA, SENGOKU, HIKIDA & OTA, 2008
- Gekko similignum SMITH, 1923
- Gekko smithii GRAY, 1842
- Gekko subpalmatus (GÜNTHER, 1864)
- Gekko swinhonis GÜNTHER, 1864
- Gekko taibaiensis SONG, 1985
- Gekko takouensis NGO & GAMBLE, 2010
- Gekko tawaensis OKADA, 1956
- Gekko thakhekensis LUU, CALAME, NGUYEN, LE, BONKOWSKI & ZIEGLER, 2014
- Gekko trinotaterra (BROWN, 1999)
- Gekko truongi PHUNG & ZIEGLER, 2011
- Gekko vertebralis TODA, SENGOKU, HIKIDA & OTA, 2008
- Gekko vietnamensis SANG, 2010
- Gekko wenxianensis ZHOU & WANG, 2008
- Geochelone elegans (SCHOEPFF, 1795)
- Geochelone platynota (BLYTH, 1863)
- Geoclemys hamiltonii (GRAY, 1831)
- Geoemyda spengleri (GMELIN, 1789)
- Geophis annuliferus (BOULENGER, 1894)
- Geophis blanchardi TAYLOR & SMITH, 1939
- Geophis carinosus STUART, 1941
- Geophis dubius (PETERS, 1861)
- Geophis dugesii BOCOURT, 1883
- Geophis laticinctus SMITH & WILLIAMS, 1963
- Geophis lorancai CANSECO-MÁRQUEZ, PAVÓN-VÁZQUEZ, LÓPEZ-LUNA & NIETO-MONTES DE OCA, 2016
- Geophis mutitorques (COPE, 1885)
- Geophis sartorii (COPE, 1863)
- Geophis semidoliatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Geophis sieboldi (JAN, 1862)
- Geophis turbidus PAVÓN-VÁZQUEZ, CANSECO-MÁRQUEZ & NIETO-MONTES DE OCA, 2013
- Geoscincus haraldmeieri (BÖHME, 1976)
- Gerarda prevostiana (EYDOUX & GERVAIS, 1837)
- Gerrhonotus farri BRYSON & GRAHAM, 2010
- Gerrhonotus infernalis BAIRD, 1859
- Gerrhonotus lazcanoi BANDA-LEAL, NEVÁREZ-DE LOS REYES, BRYSON, 2017
- Gerrhonotus liocephalus WIEGMANN, 1828
- Gerrhonotus ophiurus COPE, 1867
- Gerrhonotus parvus KNIGHT & SCUDDAY, 1985
- Gerrhopilus addisoni KRAUS, 2017
- Gerrhopilus ater (SCHLEGEL, 1839)
- Gerrhopilus bisubocularis (BOETTGER, 1893)
- Gerrhopilus eurydice KRAUS, 2017
- Gerrhopilus lestes KRAUS, 2017
- Gerrhopilus persephone KRAUS, 2017
- Gerrhosaurus auritus BOETTGER, 1887
- Gerrhosaurus flavigularis WIEGMANN, 1828
- Gerrhosaurus intermedius LÖNNBERG, 1907
- Gerrhosaurus nigrolineatus HALLOWELL, 1857
- Gerrhosaurus typicus (SMITH, 1837)
- Gigarcanum delcourti BAUER & RUSSELL, 1986
- Glaphyromorphus clandestinus HOSKIN & COUPER, 2004
- Glaphyromorphus nyanchupinta HOSKIN & COUPER, 2014
- Glaphyromorphus othelarrni HOSKIN & COUPER, 2014
- Glaucomastix venetacauda (ARIAS, DE CARVALHO, RODRIGUES & ZAHER, 2011)
- Gloydius blomhoffii (BOIE, 1826)
- Gloydius halys (PALLAS, 1776)
- Gloydius himalayanus (GÜNTHER, 1864)
- Gloydius intermedius (STRAUCH, 1868)
- 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 strauchi (BEDRIAGA, 1912)
- Gloydius ussuriensis (EMELIANOV, 1929)
- Glyptemys insculpta (LE CONTE, 1830)
- Glyptemys muhlenbergii (SCHOEPFF, 1801)
- Goggia hexapora (BRANCH, BAUER & GOOD, 1995)
- Goggia incognita HEINICKE, TURK & BAUER`, 2017
- Goggia lineata (GRAY, 1838)
- Goggia matzikamaensis HEINICKE, TURK & BAUER, 2017
- Gomesophis brasiliensis (GOMES, 1918)
- Gonatodes albogularis (DUMÉRIL & BIBRON, 1836)
- Gonatodes concinnatus (O’SHAUGHNESSY, 1881)
- Gonatodes daudini POWELL & HENDERSON, 2005
- Gonatodes humeralis (GUICHENOT, 1855)
- Gonatodes infernalis RIVAS & SCHARGEL, 2008
- Gonatodes lichenosus ROJAS-RUNJAIC, INFANTE-RIVERO, CABELLO & VELOZO, 2010
- Gonatodes petersi DONOSO-BARROS, 1967
- Gonatodes rayito SCHARGEL, RIVAS, GARCÍA-PÉREZ, RIVERO-BLANCO, CHIPPINDALE & FUJITA, 2017
- Gonatodes timidus KOK, 2011
- Gonatodes vittatus (LICHTENSTEIN & MARTENS, 1856)
- Gongylosoma baliodeira (BOIE, 1827)
- Gongylosoma calamaria (GÜNTHER, 1858)
- Gongylosoma longicaudus (PETERS, 1871)
- Gonionotophis grantii (GÜNTHER, 1863)
- Goniurosaurus catbaensis ZIEGLER, TRUONG, SCHMITZ, STENKE, RÖSLER, 2008
- Goniurosaurus huuliensis ORLOV, RYABOV, NGUYEN, NGUYEN & HO, 2008
- Goniurosaurus kadoorieorum YANG & CHAN, 2015
- Goniurosaurus kuroiwae (NAMIYE, 1912)
- Goniurosaurus kwangsiensis YANG & CHAN, 2015
- Goniurosaurus liboensis WANG, YANG & GRISMER, 2013
- Goniurosaurus orientalis (MAKI, 1931)
- Goniurosaurus sengokui HONDA & OTA, 2017
- Goniurosaurus splendens (NAKAMURA & UÉNO, 1959)
- Goniurosaurus toyamai GRISMER, OTA & TANAKA, 1994
- Goniurosaurus yamashinae (OKADA, 1936)
- Goniurosaurus yingdeensis WANG, YANG & CUI, 2010
- Goniurosaurus zhelongi WANG, JIN, LI & GRISMER, 2014
- Gonocephalus bellii (DUMÉRIL & BIBRON, 1837)
- Gonocephalus grandis (GRAY, 1845)
- Gonocephalus lacunosus MANTHEY & DENZER, 1991
- Gonocephalus liogaster (GÜNTHER, 1872)
- Gonocephalus mjobergi SMITH, 1925
- Gonocephalus sophiae (GRAY, 1845)
- Gonyosoma boulengeri (MOCQUARD, 1897)
- Gonyosoma oxycephalum (BOIE, 1827)
- Gopherus agassizii (COOPER, 1861)
- Gopherus berlandieri (AGASSIZ, 1857)
- Gopherus morafkai MURPHY, BERRY, EDWARDS, LEVITON, LATHROP & RIEDLE, 2011
- Gopherus polyphemus (DAUDIN, 1801)
- Gracililima nyassae (GÜNTHER, 1888)
- Graptemys barbouri CARR & MARCHAND, 1942
- Graptemys caglei HAYNES & MCKOWN, 1974
- Graptemys ernsti LOVICH & MCCOY, 1992
- Graptemys flavimaculata CAGLE, 1954
- Graptemys geographica (LESUEUR, 1817)
- Graptemys gibbonsi LOVICH & MCCOY, 1992
- Graptemys nigrinoda CAGLE, 1954
- Graptemys oculifera (BAUR, 1890)
- Graptemys ouachitensis CAGLE, 1953
- Graptemys pearlensis ENNEN, LOVICH, KREISER, SELMAN & QUALLS, 2010
- Graptemys pseudogeographica (GRAY, 1831)
- Graptemys pulchra BAUR, 1893
- Graptemys sabinensis CAGLE, 1953
- Graptemys versa STEJNEGER, 1925
- Grayia smithii (LEACH, 1818)
- Gyiophis maculosus (BLANFORD, 1881)
- Gyiophis salweenensis QUAH, GRISMER, WOOD, THURA, ZIN, KYAW, LWIN, GRISMER & MURDOCH, 2017
- Gyiophis vorisi (MURPHY, 2007)
- Gymnodactylus amarali BARBOUR, 1925
- Gymnodactylus darwinii (GRAY, 1845)
- Gymnodactylus geckoides SPIX, 1825
- Gymnophthalmus leucomystax VANZOLINI & CARVALHO, 1991
- Gymnophthalmus marconaterai GARCÍA-PÉREZ & SCHARGEL, 2017
- Gymnophthalmus underwoodi GRANT, 1958
- Gymnophthalmus vanzoi CARVALHO, 1999
- Haackgreerius miopus (GREER & HAACKE, 1982)
- Haemodracon riebeckii (PETERS, 1882)
- Haitiophis anomalus (PETERS, 1863)
- Hapsidophrys lineata FISCHER, 1856
- Hapsidophrys principis (BOULENGER, 1906)
- Hardella thurjii (GRAY, 1831)
- Harpesaurus brooksi (PARKER, 1924)
- Harpesaurus ensicauda WERNER, 1913
- Harpesaurus modiglianii VINCIGUERRA, 1933
- Harrisoniascincus zia (INGRAM & EHMANN, 1981)
- Hebius vibakari (BOIE, 1826)
- Helicops angulatus (LINNAEUS, 1758)
- Helicops hagmanni ROUX, 1910
- Helicops infrataeniatus JAN, 1865
- Helicops leopardinus (SCHLEGEL, 1837)
- Helicops pastazae SHREVE, 1934
- Helicops polylepis GÜNTHER, 1861
- Heliobolus spekii (GÜNTHER, 1872)
- Hellenolacerta graeca (BEDRIAGA, 1886)
- Heloderma alvarezi BOGERT & MARTIN DEL CAMPO, 1956
- Heloderma charlesbogerti CAMPBELL & VANNINI, 1988
- Heloderma exasperatum BOGERT & MARTIN DEL CAMPO, 1956
- Heloderma horridum (WIEGMANN, 1829)
- Heloderma suspectum COPE, 1869
- Hemiaspis damelii (GÜNTHER, 1876)
- Hemiaspis signata (JAN, 1859)
- Hemibungarus calligaster (WIEGMANN, 1835)
- Hemicordylus nebulosus (MOUTON & VAN WYK, 1995)
- Hemidactylus aaronbaueri GIRI, 2008
- Hemidactylus acanthopholis MIRZA & SANAP, 2014
- Hemidactylus agrius VANZOLINI, 1978
- Hemidactylus angulatus HALLOWELL, 1854
- Hemidactylus aporus BOULENGER, 1906
- Hemidactylus aquilonius MCMAHAN & ZUG, 2007
- Hemidactylus arnoldi LANZA, 1978
- Hemidactylus awashensis ŠMÍD, MORAVEC, KRATOCHVIL, NASHER, MAZUCH, GVOŽDÍK & CARRANZA, 2015
- Hemidactylus barbouri LOVERIDGE, 1942
- Hemidactylus beninensis BAUER, TCHIBOZO, PAUWELS & LENGLET, 2006
- Hemidactylus bowringii (GRAY, 1845)
- Hemidactylus brookii GRAY, 1845
- Hemidactylus chipkali MIRZA & RAJU, 2017
- Hemidactylus depressus GRAY, 1842
- Hemidactylus dracaenacolus RÖSLER & WRANIK, 1999
- Hemidactylus echinus O’SHAUGHNESSY, 1875
- Hemidactylus endophis CARRANZA & ARNOLD, 2012
- Hemidactylus eniangii WAGNER, LEACHÉ & FUJITA, 2014
- Hemidactylus fasciatus GRAY, 1842
- Hemidactylus flaviviridis RÜPPELL, 1835
- Hemidactylus frenatus DUMÉRIL & BIBRON, 1836
- Hemidactylus garnotii DUMÉRIL & BIBRON, 1836
- Hemidactylus graniticolus AGARWAL, GIRI & BAUER, 2011
- Hemidactylus granosus HEYDEN, 1827
- Hemidactylus granti BOULENGER, 1899
- Hemidactylus greeffii BOCAGE, 1886
- Hemidactylus gujaratensis GIRI, BAUER, VYAS & PATIL, 2009
- Hemidactylus hemchandrai DANDGE & TIPLE, 2015
- Hemidactylus hunae DERANIYAGALA, 1937
- Hemidactylus kangerensis MIRZA, BHOSALE & PATIL, 2017
- Hemidactylus lankae DERANIYAGALA, 1953
- Hemidactylus leschenaultii DUMÉRIL & BIBRON, 1836
- Hemidactylus longicephalus BOCAGE, 1873
- Hemidactylus lopezjuradoi ARNOLD, VASCONCELOS, HARRIS, MATEO & CARRANZA, 2008
- Hemidactylus mabouia (MOREAU DE JONNÈS, 1818)
- Hemidactylus maculatus DUMÉRIL & BIBRON, 1836
- Hemidactylus makolowodei BAUER, LEBRETON, CHIRIO, INEICH & TALLA KOUETE, 2006
- Hemidactylus modestus (GÜNTHER, 1894)
- Hemidactylus mrimaensis MALONZA & BAUER, 2014
- Hemidactylus murrayi GLEADOW, 1887
- Hemidactylus newtoni FERREIRA, 1897
- Hemidactylus parvimaculatus DERANIYAGALA, 1953
- Hemidactylus persicus ANDERSON, 1872
- Hemidactylus platycephalus PETERS, 1854
- Hemidactylus platyurus (SCHNEIDER, 1797)
- Hemidactylus principensis MILLER, SELLAS & DREWES, 2012
- Hemidactylus pseudomuriceus HENLE & BÖHME, 2003
- Hemidactylus pumilio BOULENGER, 1899
- Hemidactylus reticulatus BEDDOME, 1870
- Hemidactylus robustus HEYDEN, 1827
- Hemidactylus romeshkanicus TORKI, MANTHEY & BARTS, 2011
- Hemidactylus sassanidianus TORKI, 2019
- Hemidactylus sataraensis GIRI & BAUER, 2008
- Hemidactylus scabriceps (ANNANDALE, 1906)
- Hemidactylus squamulatus TORNIER, 1897
- Hemidactylus sushilduttai GIRI, BAUER, MOHAPATRA, SRINIVASULU & AGARWAL, 2017
- Hemidactylus treutleri MAHONY, 2009
- Hemidactylus triedrus (DAUDIN, 1802)
- Hemidactylus turcicus (LINNAEUS, 1758)
- Hemiergis talbingoensis COPLAND, 1946
- Hemiphyllodactylus aurantiacus (BEDDOME, 1870)
- Hemiphyllodactylus banaensis NGO VAN TRI, GRISMER, THAI & WOOD, 2014
- Hemiphyllodactylus bintik GRISMER, WOOD, ANUAR, QUAH, MUIN, ONN, SUMARLI & LOREDO, 2015
- Hemiphyllodactylus chiangmaiensis GRISMER, WOOD & COTA, 2014
- Hemiphyllodactylus cicak COBOS, GRISMER, WOOD, QUAH, ANUAR & MUIN, 2016
- Hemiphyllodactylus engganoensis GRISMER, RIYANTO, ISKANDAR & MCGUIRE, 2014
- Hemiphyllodactylus kiziriani NGUYEN, BOTOV, LE DUC, NOPHASEUD, BONKOWSKI & ZIEGLER, 2014
- Hemiphyllodactylus larutensis (BOULENGER, 1900)
- Hemiphyllodactylus linnwayensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LI, KYAW & LWIN, 2017
- Hemiphyllodactylus montawaensis GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LI, KYAW & LWIN, 2017
- Hemiphyllodactylus tehtarik GRISMER, WOOD, ANUAR, MUIN, QUAH, MCGUIRE, BROWN, VAN TRI & THAI, 2013
- Hemiphyllodactylus tonywhitteni GRISMER, WOOD, THURA, ZIN, QUAH, MURDOCH, GRISMER, LI, KYAW & LWIN, 2017
- Hemiphyllodactylus typus BLEEKER, 1860
- Hemiphyllodactylus zugi NGUYEN, LEHMANN, LE DUC, DUONG, BONKOWSKI & ZIEGLER, 2013
- Hemirhagerrhis hildebrandtii (PETERS, 1878)
- Hemirhagerrhis nototaenia (GÜNTHER, 1864)
- Hemorrhois algirus (JAN, 1863)
- Hemorrhois hippocrepis (LINNAEUS, 1758)
- Hemorrhois nummifer (REUSS, 1834)
- Hemorrhois ravergieri (MÉNÉTRIES, 1832)
- Heosemys depressa (ANDERSON, 1875)
- Heosemys spinosa (GRAY, 1831)
- Heremites vittatus (OLIVIER, 1804)
- Heterodactylus imbricatus SPIX, 1825
- Heterodactylus septentrionalis RODRIGUES, DE FREITAS & SILVA, 2009
- Heterodon kennerlyi KENNICOTT, 1860
- Heterodon nasicus BAIRD & GIRARD, 1852
- Heterodon platirhinos LATREILLE, 1801
- Heteronotia binoei (GRAY, 1845)
- Hierophis gemonensis (LAURENTI, 1768)
- Hierophis viridiflavus (LACÉPÈDE, 1789)
- Holaspis laevis WERNER, 1896
- Holbrookia approximans BAIRD, 1859
- Holbrookia elegans BOCOURT, 1874
- Holbrookia lacerata COPE, 1880
- Holbrookia maculata GIRARD, 1851
- Holcosus amphigrammus (SMITH & LAUFE, 1945)
- Holcosus festivus (LICHTENSTEIN & MARTENS, 1856)
- Holcosus gaigeae (SMITH & LAUFE, 1946)
- Holcosus hartwegi (SMITH, 1940)
- Holcosus parvus (BARBOUR & NOBLE, 1915)
- Holcosus pulcher (HALLOWELL, 1861)
- Holcosus sinister (SMITH & LAUFE, 1946)
- Holcosus stuarti SMITH, 1940
- Holcosus thomasi (SMITH & LAUFE, 1946)
- Holcosus undulatus (WIEGMANN, 1834)
- Hologerrhum philippinum GÜNTHER, 1858
- Homalopsis buccata (LINNAEUS, 1758)
- Homonota fasciata (DUMÉRIL & BIBRON, 1836)
- Homonota horrida (BURMEISTER, 1861)
- Homonota rupicola CACCIALI, ÁVILA & BAUER, 2007
- Homonota septentrionalis CACCIALI, MORANDO, MEDINA, KÖHLER, MOTTE & ÁVILA, 2017
- Homopholis mulleri VISSER, 1987
- Hoplocephalus bitorquatus (JAN, 1859)
- Hoplocephalus bungaroides (SCHLEGEL, 1837)
- Hoplocephalus stephensii KREFFT, 1869
- Hoplocercus spinosus FITZINGER, 1843
- Hoplodactylus duvaucelii (DUMÉRIL & BIBRON, 1836)
- Hydrodynastes bicinctus (HERMANN, 1804)
- Hydrodynastes gigas (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Hydromedusa tectifera COPE, 1870
- Hydrophis brookii GÜNTHER, 1872
- Hydrophis caerulescens (SHAW, 1802)
- Hydrophis curtus (SHAW, 1802)
- Hydrophis cyanocinctus DAUDIN, 1803
- Hydrophis elegans (GRAY, 1842)
- Hydrophis fasciatus (SCHNEIDER, 1799)
- Hydrophis inornatus (GRAY, 1849)
- Hydrophis kingii BOULENGER, 1896
- Hydrophis klossi BOULENGER, 1912
- Hydrophis major (SHAW, 1802)
- Hydrophis ornatus (GRAY, 1842)
- Hydrophis peronii (DUMÉRIL, 1853)
- Hydrophis platurus (LINNAEUS, 1766)
- Hydrophis schistosus DAUDIN, 1803
- Hydrophis semperi GARMAN, 1881
- Hydrophis spiralis (SHAW, 1802)
- Hydrophis stokesii (GRAY, 1846)
- Hydrophis torquatus GÜNTHER, 1864
- Hydrophis viperinus (SCHMIDT, 1852)
- Hydrops martii (WAGLER, 1824)
- Hydrops triangularis (WAGLER, 1824)
- Hydrosaurus pustulatus (ESCHSCHOLTZ, 1829)
- Hypsiglena jani (DUGÈS, 1865)
- Hypsiglena ochrorhynchus COPE, 1860
- Hypsiglena tanzeri DIXON & LIEB, 1972
- Hypsiglena torquata (GÜNTHER, 1860)
- Hypsiglena unaocularus TANNER, 1946
- Hypsilurus nigrigularis (MEYER, 1874)
- Hypsilurus ornatus MANTHEY & DENZER, 2006
- Hypsilurus tenuicephalus MANTHEY & DENZER, 2006
- Hypsiscopus plumbeus (BOIE, 1827)
- Iberolacerta cyreni (MÜLLER & HELLMICH, 1937)
- Ichnotropis bivittata BOCAGE, 1866
- Ichnotropis capensis (SMITH, 1838)
- Ichnotropis chapini SCHMIDT, 1919
- Ichnotropis grandiceps BROADLEY, 1967
- Ichnotropis microlepidota MARX, 1956
- Ichnotropis tanganicana BOULENGER, 1917
- Iguana iguana (LINNAEUS, 1758)
- Imantodes cenchoa (LINNAEUS, 1758)
- Imantodes gemmistratus (COPE, 1861)
- Imantodes tenuissimus (COPE, 1867)
- Indotestudo elongata (BLYTH, 1854)
- Indotestudo travancorica (BOULENGER, 1907)
- Indotyphlops albiceps (BOULENGER, 1898)
- Indotyphlops braminus (DAUDIN, 1803)
- Insulasaurus traanorum (LINKEM, DIESMOS & BROWN, 2010)
- Intellagama lesueurii (GRAY, 1831)
- Iphisa elegans GRAY, 1851
- Iranolacerta brandtii (DE FILIPPI, 1863)
- Japalura andersoniana ANNANDALE, 1905
- Japalura dasi (SHAH & KÄSTLE, 2002)
- Japalura kumaonensis (ANNANDALE, 1907)
- Japalura variegata GRAY, 1853
- Jarujinia bipedalis CHAN-ARD, MAKCHAI & COTA, 2011
- Kaieteurosaurus hindsi KOK, 2005
- Kentropyx altamazonica (COPE, 1875)
- Kentropyx calcarata SPIX, 1825
- Kentropyx striata (DAUDIN, 1802)
- Kentropyx viridistriga (BOULENGER, 1894)
- Kinixys belliana GRAY, 1831
- Kinixys spekii GRAY, 1863
- Kinosternon acutum GRAY, 1831
- Kinosternon albogulare (DUMÉRIL & BOCOURT, 1870)
- Kinosternon baurii (GARMAN, 1891)
- Kinosternon cruentatum (DUMÉRIL, BIBRON & DUMÉRIL, 1851)
- Kinosternon flavescens (AGASSIZ, 1857)
- Kinosternon herrerai STEJNEGER, 1925
- Kinosternon integrum LE CONTE, 1854
- Kinosternon leucostomum (DUMÉRIL, BIBRON & DUMÉRIL, 1851)
- Kinosternon scorpioides (LINNAEUS, 1766)
- Kinosternon steindachneri SIEBENROCK, 1906
- Kinosternon stejnegeri HARTWEG, 1938
- Kinosternon subrubrum BONNATERRE, 1789
- Kinyongia asheorum NECAS, SINDACO, KORENÝ, KOPECNÁ, MALONZA & MODRÝ, 2009
- Kinyongia boehmei (LUTZMANN & NECAS, 2002)
- Kinyongia gyrolepis GREENBAUM, TOLLEY, JOMA & KUSAMBA, 2012
- Kinyongia itombwensis HUGHES, KUSAMBA, BEHANGANA & GREENBAUM, 2017
- Kinyongia multituberculata (NIEDEN, 1913)
- Kinyongia mulyai TILBURY & TOLLEY, 2015
- Kinyongia rugegensis HUGHES, KUSAMBA, BEHANGANA & GREENBAUM, 2017
- Kinyongia tenuis (MATSCHIE, 1892)
- Kinyongia tolleyae HUGHES, KUSAMBA, BEHANGANA & GREENBAUM, 2017
- Kinyongia xenorhina (BOULENGER, 1901)
- Kolekanos plumicaudus (HAACKE, 2008)
- Lacerta agilis LINNAEUS, 1758
- Lacerta bilineata DAUDIN, 1802
- Lacerta citrovittata WERNER, 1938
- Lacerta diplochondrodes WETTSTEIN, 1952
- Lacerta media LANTZ & CYRÉN, 1920
- Lacerta strigata EICHWALD, 1831
- Lacerta trilineata BEDRIAGA, 1886
- Lacerta viridis (LAURENTI, 1768)
- Lachesis muta (LINNAEUS, 1766)
- Lachesis rhombeata (WIED, 1824)
- Laemanctus longipes WIEGMANN, 1834
- Laemanctus serratus COPE, 1864
- Lamprolepis leucosticta (MÜLLER, 1923)
- Lampropeltis alterna (BROWN, 1901)
- Lampropeltis annulata KENNICOTT, 1860
- Lampropeltis californiae (BLAINVILLE, 1835)
- Lampropeltis catalinensis VAN DENBURGH & SLEVIN, 1921
- Lampropeltis elapsoides (HOLBROOK, 1838)
- Lampropeltis getula (LINNAEUS, 1766)
- Lampropeltis greeri WEBB, 1961
- Lampropeltis holbrooki STEJNEGER, 1902
- Lampropeltis leonis (GÜNTHER, 1893)
- Lampropeltis mexicana (GARMAN, 1884)
- Lampropeltis nigra (YARROW, 1882)
- Lampropeltis polyzona COPE, 1860
- Lampropeltis ruthveni BLANCHARD, 1920
- Lampropeltis splendida (BAIRD & GIRARD, 1853)
- Lampropeltis triangulum (LACÉPÈDE, 1789)
- Lampropeltis webbi BRYSON, DIXON & LAZCANO, 2005
- Lampropeltis zonata (LOCKINGTON, 1835)
- Lampropholis amicula INGRAM & RAWLINSON, 1981
- Lampropholis caligula INGRAM & RAWLINSON, 1981
- Lampropholis colossus INGRAM, 1991
- Lampropholis delicata (DE VIS, 1888)
- Lampropholis elongata GREER, 1997
- Lampropholis guichenoti (DUMÉRIL & BIBRON, 1839)
- Lankascincus deignani (TAYLOR, 1950)
- Lankascincus fallax (PETERS, 1860)
- Lankascincus gansi GREER, 1991
- Lankascincus sripadensis MENDIS WICKRAMASINGHE, RODRIGO, DAYAWANSA & JAYANTHA, 2007
- Lankascincus taprobanensis (KELAART, 1854)
- Lankascincus taylori GREER, 1991
- Lanthanotus borneensis STEINDACHNER, 1878
- Larutia nubisilvicola CHAN-ARD, COTA, MAKCHAI & LHAOTAEW, 2011
- Larutia penangensis GRISMER, HUAT, SILER, CHAN, WOOD, GRISMER, SAH & AHMAD, 2011
- Larutia puehensis GRISMER, LEONG & YAAKOB, 2003
- Latastia longicaudata (REUSS, 1834)
- Latastia ornata MONARD, 1940
- Latastia siebenrocki (TORNIER, 1905)
- 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)
- Laudakia nupta (DE FILIPPI, 1843)
- Laudakia papenfussi ZHAO, 1998
- Laudakia stellio (LINNAEUS, 1758)
- Laudakia tuberculata (GRAY, 1827)
- Laudakia vulgaris (SONNINI & LATREILLE, 1802)
- Laudakia wui ZHAO, 1998
- Leiocephalus barahonensis SCHMIDT, 1921
- Leiocephalus carinatus GRAY, 1827
- Leiocephalus cubensis (GRAY, 1840)
- Leiocephalus eremitus (COPE, 1868)
- Leiocephalus greenwayi BARBOUR & SHREVE, 1935
- Leiocephalus herminieri (DUMÉRIL & BIBRON, 1837)
- Leiocephalus onaneyi GARRIDO, 1973
- Leiocephalus rhutidira SCHWARTZ, 1979
- Leiocephalus sixtoi KÖHLER, BOBADILLA & HEDGES, 2016
- Leiocephalus stictigaster SCHWARTZ, 1959
- Leiopython albertisii (PETERS & DORIA, 1878)
- Leiosaurus catamarcensis KOSLOWSKY, 1898
- Leiosaurus paronae (PERACCA, 1897)
- Lepidoblepharis festae (PERACCA, 1897)
- Lepidoblepharis miyatai LAMAR, 1985
- Lepidoblepharis rufigularis BATISTA, PONCE, VESELY, MEBERT, HERTZ, KÖHLER, CARRIZO & LOTZKAT, 2015
- Lepidoblepharis xanthostigma (NOBLE, 1916)
- Lepidochelys kempii GARMAN, 1880
- Lepidochelys olivacea (ESCHSCHOLTZ, 1829)
- Lepidodactylus buleli INEICH, 2008
- Lepidodactylus flaviocularis BROWN, MCCOY & RODDA, 1992
- Lepidodactylus gardineri BOULENGER, 1897
- Lepidodactylus lugubris (DUMÉRIL & BIBRON, 1836)
- Lepidodactylus moestus (PETERS, 1867)
- Lepidodactylus oligoporus BUDEN, 2007
- Lepidodactylus pantai STUBBS, KARIN, ARIFIN, ISKANDAR, ARIDA, REILLY, BLOCH, KUSNADI & MCGUIRE, 2017
- Lepidodactylus shebae (BROWN & TANNER, 1949)
- Lepidodactylus tepukapili ZUG, WATLING, ALEFAIO, ALEFAIO & LUDESCHER, 2003
- Lepidodactylus vanuatuensis OTA, FISHER, INEICH, CASE, RADTKEY & ZUG, 1998
- Lepidodactylus yami OTA, 1987
- Lepidophyma chicoasensis ÁLVAREZ & VALENTIN, 1988
- Lepidophyma cuicateca CANSECO-MARQUEZ, GUTIIEREZ-MAYEN & MENDOZA-HERNANDEZ, 2008
- Lepidophyma dontomasi (SMITH, 1942)
- Lepidophyma flavimaculatum DUMÉRIL, 1851
- Lepidophyma gaigeae MOSAUER, 1936
- Lepidophyma lipetzi SMITH & DEL TORO, 1977
- Lepidophyma lowei BEZY & CAMARILLO, 1997
- Lepidophyma micropholis WALKER, 1955
- Lepidophyma occulor SMITH, 1942
- Lepidophyma smithii BOCOURT, 1876
- Lepidophyma sylvaticum TAYLOR, 1939
- Lepidophyma tarascae BEZY, WEBB & ÁLVAREZ, 1982
- Lepidophyma tuxtlae WERLER & SHANNON, 1957
- Lepidophyma zongolicum GARCÍA-VÁZQUEZ, CANSECO-MARQUEZ & AGUILAR-LÓPEZ, 2010
- Leposoma sinepollex RODRIGUES, TEXEIRA, RECODER, DAL VECHIO, DAMASCENO & MACHADO-PELLEGRINO, 2013
- Leposternon microcephalum WAGLER, 1824
- Leposternon polystegum (DUMÉRIL, 1851)
- Leptodeira annulata (LINNAEUS, 1758)
- Leptodeira bakeri RUTHVEN, 1936
- Leptodeira frenata (COPE, 1886)
- Leptodeira maculata (HALLOWELL, 1861)
- Leptodeira nigrofasciata GÜNTHER, 1868
- Leptodeira ornata (BOCOURT, 1884)
- Leptodeira pulchriceps DUELLMAN, 1958
- Leptodeira septentrionalis (KENNICOTT, 1859)
- Leptodeira splendida GÜNTHER, 1885
- Leptodeira uribei (BAUTISTA & SMITH, 1992)
- Leptomicrurus narduccii (JAN, 1863)
- Leptophis ahaetulla (LINNAEUS, 1758)
- Leptophis bocourti BOULENGER, 1898
- Leptophis bolivianus OLIVER, 1942
- Leptophis cupreus (COPE, 1868)
- Leptophis diplotropis (GÜNTHER, 1872)
- 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)
- Leptoseps osellai (BÖHME, 1981)
- Leptosiaphos fuhni (PERRET, 1973)
- Leptosiaphos hylophilus LAURENT, 1982
- Leptosiaphos kilimensis (STEJNEGER, 1891)
- Leptosiaphos koutoui INEICH, SCHMITZ, CHIRIO & LEBRETON, 2004
- Leptosiaphos rhomboidalis BROADLEY, 1989
- Leptosiaphos vigintiserierum (SJÖSTEDT, 1897)
- Leptotyphlops macrops (BROADLEY & WALLACH, 1996)
- Leptotyphlops scutifrons (PETERS, 1854)
- Lerista aericeps STORR, 1986
- Lerista bougainvillii (GRAY, 1839)
- Lerista bunglebungle STORR, 1991
- Lerista connivens STORR, 1971
- Lerista ingrami STORR, 1991
- Lerista labialis STORR, 1971
- Lerista lineata BELL, 1833
- Lerista lineopunctulata (DUMÉRIL & BIBRON, 1839)
- Lerista miopus (GÜNTHER, 1867)
- Lerista petersoni STORR, 1976
- Lerista praefrontalis GREER, 1986
- Lerista punctatovittata (GÜNTHER, 1867)
- Lerista quadrivincula SHEA, 1991
- Lerista robusta STORR, 1990
- Lerista timida (DE VIS, 1888)
- Lerista varia STORR, 1986
- Lerista viduata STORR, 1991
- Letheobia feae (BOULENGER, 1906)
- Letheobia lumbriciformis (PETERS, 1874)
- Letheobia newtoni (BOCAGE, 1890)
- Letheobia swahilica (BROADLEY & WALLACH, 2007)
- Levitonius mirus WEINELL, PALUH, SILER & BROWN, 2020
- Lialis burtonis GRAY, 1834
- Liasis fuscus PETERS, 1873
- Liasis mackloti DUMÉRIL & BIBRON, 1844
- Liburnascincus scirtetis (INGRAM & COVACEVICH, 1980)
- Limaformosa chanleri (STEJNEGER, 1893)
- Limaformosa crossi (BOULENGER, 1895)
- Limnophis bangweolicus (MERTENS, 1936)
- Liodytes alleni (GARMAN, 1874)
- Liolaemus antonietae TRONCOSO-PALACIOS, ESQUERRÉ, URRA, DÍAZ, CASTRO-PASTENE & RUIZ, 2018
- Liolaemus antumalguen AVILA, MORANDO, PEREZ & SITES, 2010
- Liolaemus arambarensis VERRASTRO, VERONESE, BUJES & MARTINS DIAS FILHO, 2003
- Liolaemus atacamensis MÜLLER & HELLMICH, 1933
- Liolaemus azarai AVILA, 2003
- Liolaemus bellii GRAY, 1845
- Liolaemus burmeisteri AVILA, PEREZ, MEDINA, SITES & MORANDO, 2012
- Liolaemus calliston AVILA, FULVIO-PEREZ, MINOLI, MEDINA, SITES & MORANDO, 2017
- Liolaemus campanae HELLMICH, 1950
- Liolaemus caparensis BREITMAN, PÉREZ, PARRA, MORANDO, SITES & AVILA, 2011
- Liolaemus carlosgarini ESQUERRÉ, NÚÑEZ & SCOLARO, 2013
- Liolaemus chacoensis SHREVE, 1948
- Liolaemus chiliensis (LESSON, 1830)
- Liolaemus chillanensis MÜLLER & HELLMICH, 1932
- Liolaemus confusus NUNEZ & PINCHEIRA-DONOSO, 2006
- Liolaemus crandalli AVILA, MEDINA, PEREZ, SITES & MORANDO, 2015
- Liolaemus cranwelli (DONOSO-BARROS, 1973)
- Liolaemus curis NÚÑEZ & LABRA, 1985
- Liolaemus cuyanus CEI & SCOLARO, 1980
- Liolaemus cuyumhue AVILA, MORANDO, PEREZ & SITES, 2009
- Liolaemus cyanogaster (DUMÉRIL & BIBRON, 1837)
- Liolaemus diaguita ABDALA, QUINTEROS, ARIAS, PORTELLI & PALAVECINO, 2011
- Liolaemus duellmani CEI, 1978
- Liolaemus elongatus KOSLOWSKY, 1896
- Liolaemus etheridgei LAURENT, 1998
- Liolaemus exploratorum CEI & WILLIAMS, 1984
- Liolaemus forsteri LAURENT, 1982
- Liolaemus frassinettii NÚÑEZ, 2007
- Liolaemus fuscus BOULENGER, 1885
- Liolaemus gardeli VERRASTRO, MANEYRO, DA SILVA & FARIAS, 2017
- Liolaemus halonastes LOBO, SLODKI & VALDECANTOS, 2010
- Liolaemus hellmichi DONOSO-BARROS, 1975
- Liolaemus huayra ABDALA, QUINTEROS & ESPINOZA, 2008
- Liolaemus isabelae NAVARRO & NÚÑEZ, 1993
- Liolaemus janequeoae TRONCOSO-PALACIOS, DIAZ, PUAS & RIVEROS-RIFFO & ELORZA, 2016
- Liolaemus kriegi MÜLLER & HELLMICH, 1939
- Liolaemus leftrarui TRONCOSO-PALACIOS, DIAZ, PUAS & RIVEROS-RIFFO & ELORZA, 2016
- Liolaemus lemniscatus GRAVENHORST, 1838
- Liolaemus lenzi BOETTGER, 1891
- Liolaemus leopardinus MÜLLER & HELLMICH, 1932
- Liolaemus lonquimayensis ESCOBAR-HUERTA, SANTIBÁÑEZ-TORO & ORTIZ, 2015
- Liolaemus lopezi IBARRA-VIDAL, 2005
- Liolaemus lutzae MERTENS, 1938
- Liolaemus melaniceps PINCHEIRA-DONOSO & NÚÑEZ, 2005
- Liolaemus melanopleurus (PHILIPPI, 1860)
- Liolaemus montanezi CABRERA & MONGUILLOT, 2006
- Liolaemus monticola MÜLLER & HELLMICH, 1932
- Liolaemus multiformis (COPE, 1875)
- Liolaemus multimaculatus (DUMÉRIL & BIBRON, 1837)
- Liolaemus nigrodorsum TRONCOSO-PALACIOS & CONTRERAS, 2023
- Liolaemus nigromaculatus (WIEGMANN, 1834)
- Liolaemus nigroviridis MÜLLER & HELLMICH, 1932
- Liolaemus nitidus (WIEGMANN, 1834)
- Liolaemus occipitalis BOULENGER, 1885
- Liolaemus pacha JUÁREZ-HEREDIA, ROBLES & HALLOY, 2013
- Liolaemus paulinae DONOSO-BARROS, 1961
- Liolaemus pictus (DUMÉRIL & BIBRON, 1837)
- Liolaemus platei WERNER, 1898
- Liolaemus puelche AVILA, MORANDO, PEREZ & SITES, 2007
- Liolaemus rabinoi (CEI, 1974)
- Liolaemus riojanus CEI, 1979
- Liolaemus ruibali DONOSO-BARROS, 1961
- Liolaemus salinicola LAURENT, 1986
- Liolaemus scapularis LAURENT, 1982
- Liolaemus shitan ABDALA, QUINTEROS, SCROCCHI & STAZZONELLI, 2010
- Liolaemus signifer (DUMÈRIL & BIBRON, 1837)
- Liolaemus tacora DEMANGEL, 2016
- Liolaemus talampaya AVILA, MORANDO, PEREZ & SITES, 2004
- Liolaemus tenuis (DUMÉRIL & BIBRON, 1837)
- Liolaemus tirantii AVILA, FULVIO-PEREZ, MINOLI, MEDINA, SITES & MORANDO, 2017
- Liolaemus tolhuaca DEMANGEL, 2016
- Liolaemus tregenzai PINCHEIRA-DONOSO & SCOLARO, 2007
- Liolaemus tulkas QUINTEROS, ABDALA, GÓMEZ & SCROCCHI, 2008
- Liolaemus uniformis TRONCOSO-PALACIOS, ELORZA, PUAS & ALFARO-PARDO, 2016
- Liolaemus velosoi ORTIZ, 1987
- Liolaemus wiegmannii (DUMÉRIL & BIBRON, 1837)
- Liolaemus xanthoviridis CEI & SCOLARO, 1980
- Liolaemus yatel ABDALA, PROCOPIO, STELLATELLI, TRAVAINI, RODRÍGUEZ, RUIZ & MONACHESI, 2014
- Liolaemus zabalai TRONCOSO-PALACIOS, DÍAZ, ESQUERRÉ & URRA, 2015
- Liolaemus zapallarensis MÜLLER & HELLMICH, 1933
- Liopeltis tricolor (SCHLEGEL, 1837)
- Liopholis guthega (DONNELLAN, HUTCHINSON, DEMPSEY & OSBORNE, 2002)
- Liopholis inornata (ROSÉN, 1905)
- Liopholis modesta (STORR, 1968)
- Liopholis montana (DONNELLAN, HUTCHINSON, DEMPSEY & OSBORNE, 2002)
- Liopholis slateri (STORR, 1968)
- Liopholis whitii (LACÉPÈDE, 1804)
- Lioscincus vivae SADLIER, BAUER, WHITAKER & SMITH, 2004
- Liotyphlops ternetzii (BOULENGER, 1896)
- Liotyphlops trefauti FREIRE, CARAMASCHI & SUZART ARGÔLO, 2007
- Lipinia inconspicua (MÜLLER, 1894)
- Lipinia macrotympanum (STOLICZKA, 1873)
- Lipinia miangensis (WERNER, 1910)
- Lipinia pulchella (GRAY, 1845)
- Lipinia sekayuensis GRISMER, ISMAIL, AWANG, RIZAL & AHMAD, 2014
- Lipinia zamboangensis (BROWN & ALCALA, 1963)
- Lissemys ceylonensis (GRAY, 1856)
- Lissemys punctata (BONNATERRE, 1789)
- Lissemys scutata (PETERS, 1868)
- Lissolepis coventryi (STORR, 1978)
- Lophosaurus spinipes (DUMÉRIL, 1851)
- Loveridgea phylofiniens (TORNIER, 1899)
- Loxocemus bicolor COPE, 1861
- Loxopholis ferreirai (RODRIGUES & AVILA-PIRES, 2005)
- Loxopholis guianense (RUIBAL, 1952)
- Loxopholis osvaldoi (AVILA-PIRES, 1995)
- Loxopholis percarinatum (MÜLLER, 1923)
- Loxopholis rugiceps COPE, 1869
- Loxopholis snethlageae (AVILA-PIRES, 1995)
- Loxopholis southi (RUTHVEN & GAIGE, 1924)
- Lucasium byrnei (LUCAS & FROST, 1896)
- Lucasium damaeum (LUCAS & FROST, 1896)
- Lucasium steindachneri (BOULENGER, 1885)
- Lucasium stenodactylus (BOULENGER, 1896)
- Lucasium woodwardi (FRY, 1914)
- Luperosaurus corfieldi GAULKE, RÖSLER & BROWN, 2007
- Luperosaurus kubli BROWN, DIESMOS & DUYA, 2007
- Luperosaurus palawanensis BROWN & ALCALA, 1978
- Luperosaurus yasumai OTA, SENGOKU & HIKIDA, 1996
- Lycodon albofuscus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Lycodon aulicus (LINNAEUS, 1758)
- Lycodon capucinus BOIE, 1827
- Lycodon cardamomensis DALTRY & WÜSTER, 2002
- Lycodon fasciatus (ANDERSON, 1879)
- Lycodon flavicollis MUKHERJEE & BHUPATHY, 2007
- Lycodon flavomaculatus WALL, 1907
- Lycodon futsingensis (POPE, 1928)
- Lycodon jara (SHAW, 1802)
- Lycodon nympha (DAUDIN, 1803)
- Lycodon rufozonatus CANTOR, 1842
- Lycodon sidiki WOSTL, HAMIDY, KURNIAWAN & SMITH, 2017
- Lycodon striatus (SHAW, 1802)
- Lycodon subannulatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Lycodon subcinctus BOIE, 1827
- Lycodon tristrigatus (GÜNTHER, 1858)
- Lycodon zawi SLOWINSKI, PAWAR, WIN, THIN, GYI, OO & TUN, 2001
- Lycodryas gaimardi (SCHLEGEL, 1837)
- Lycophidion albomaculatum STEINDACHNER, 1870
- Lycophidion capense (SMITH, 1831)
- Lycophidion depressirostre LAURENT, 1968
- Lycophidion irroratum (LEACH, 1819)
- Lycophidion meleagre BOULENGER, 1893
- Lycophidion multimaculatum BOETTGER, 1888
- Lycophidion semicinctum DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Lygisaurus foliorum DE VIS, 1884
- Lygodactylus bivittis (PETERS, 1883)
- Lygodactylus blanci PASTEUR, 1967
- Lygodactylus bradfieldi HEWITT, 1932
- Lygodactylus broadleyi PASTEUR, 1995
- Lygodactylus capensis (SMITH, 1849)
- Lygodactylus chobiensis FITZSIMONS, 1932
- Lygodactylus conraui TORNIER, 1902
- Lygodactylus expectatus PASTEUR & BLANC, 1968
- Lygodactylus grandisonae PASTEUR, 1962
- Lygodactylus gutturalis (BOCAGE, 1873)
- Lygodactylus inexpectatus PASTEUR, 1965
- Lygodactylus insularis BOETTGER, 1913
- Lygodactylus klugei (SMITH, MARTIN & SWAIN, 1977)
- Lygodactylus mirabilis (PASTEUR, 1962)
- Lygodactylus mombasicus LOVERIDGE, 1935
- Lygodactylus ornatus PASTEUR, 1965
- Lygodactylus pauliani PASTEUR & BLANC, 1991
- Lygodactylus picturatus (PETERS, 1870)
- Lygodactylus regulus PORTIK, TRAVERS, BAUER & BRANCH, 2013
- Lygodactylus thomensis (PETERS, 1881)
- Lygodactylus williamsi LOVERIDGE, 1952
- Lygophis anomalus (GÜNTHER, 1858)
- Lygophis flavifrenatus COPE, 1862
- Lygophis meridionalis (SCHENKEL, 1901)
- Lygophis paucidens HOGE, 1953
- Lygosoma boehmei ZIEGLER, SCHMITZ, HEIDRICH, VU & NGUYEN, 2007
- Lygosoma quadrupes (LINNAEUS, 1766)
- Lygosoma singha (TAYLOR, 1950)
- Lygosoma veunsaiense GEISSLER, HARTMANN & NEANG, 2012
- Lyriocephalus scutatus (LINNAEUS, 1758)
- Lytorhynchus diadema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Lytorhynchus gaddi NIKOLSKY, 1907
- Lytorhynchus gasperetti LEVITON, 1977
- Lytorhynchus kennedyi SCHMIDT, 1939
- Lytorhynchus maynardi ALCOCK & FINN, 1897
- Lytorhynchus paradoxus (GÜNTHER, 1875)
- Lytorhynchus ridgewayi BOULENGER, 1887
- Mabuya cochonae HEDGES & CONN, 2012
- Mabuya desiradae HEDGES & CONN, 2012
- Mabuya grandisterrae HEDGES & CONN, 2012
- Mabuya guadeloupae HEDGES & CONN, 2012
- Mabuya hispaniolae HEDGES & CONN, 2012
- Mabuya mabouya (BONNATERRE, 1789)
- Mabuya montserratae HEDGES & CONN, 2012
- Mabuya parviterrae HEDGES, LORVELEC, BARRÉ, BERCHEL, COMBOT, VIDAL & PAVIS, 2016
- Macrochelys suwanniensis THOMAS, GRANATOSKY, BOURQUE, KRYSKO, MOLER, GAMBLE, SUAREZ, LEONE & ROMAN, 2014
- Macrochelys temminckii (TROOST, 1835)
- Macropholidus ataktolepis CADLE & CHUNA, 1995
- Macroprotodon brevis (GÜNTHER, 1862)
- Macroprotodon cucullatus (GEOFFROY SAINT-HILAIRE, 1827)
- Macrovipera lebetinus (LINNAEUS, 1758)
- Madagascarophis colubrinus (SCHLEGEL, 1837)
- Madascincus miafina MIRALLES, KÖHLER, GLAW & VENCES, 2016
- Madascincus pyrurus MIRALLES, KÖHLER, GLAW & VENCES, 2016
- Malaclemys terrapin (SCHOEPFF, 1793)
- Malacochersus tornieri (SIEBENROCK, 1903)
- Malayemys khoratensis IHLOW, VAMBERGER, FLECKS, HARTMANN, COTA, MAKCHAI, MEEWATTANA, DAWSON, KHENG, RÖDDER & FRITZ, 2016
- Malayopython reticulatus (SCHNEIDER, 1801)
- Malpolon insignitus (GEOFFROY SAINT-HILAIRE, 1827)
- Malpolon moilensis (REUSS, 1834)
- Malpolon monspessulanus (HERMANN, 1804)
- Manolepis putnami (JAN, 1863)
- Manouria emys (SCHLEGEL & MÜLLER, 1844)
- Mantheyus phuwuanensis (MANTHEY & NABHITABHATA, 1991)
- Marinussaurus curupira PELOSO, PELLEGRINO, RODRIGUES & ÁVILA-PIRES, 2011
- Marisora berengerae (MIRALLES, 2006)
- Marisora brachypoda (TAYLOR, 1956)
- Marisora magnacornae HEDGES & CONN, 2012
- Marisora pergravis (BARBOUR, 1921)
- Marisora syntoma MCCRANIE, MATTHEWS & HEDGES, 2020
- Marisora unimarginata (COPE, 1863)
- Marmorosphax boulinda SADLIER, SMITH, BAUER & WHITAKER, 2009
- Marmorosphax kaala SADLIER, SMITH, BAUER & WHITAKER, 2009
- Marmorosphax taom SADLIER, SMITH, BAUER & WHITAKER, 2009
- Masticophis anthonyi (STEJNEGER, 1901)
- Masticophis aurigulus (COPE, 1861)
- Masticophis barbouri (VAN DENBURGH & SLEVIN, 1921)
- Masticophis bilineatus JAN, 1863
- Masticophis flagellum (SHAW, 1802)
- Masticophis fuliginosus (COPE, 1895)
- Masticophis lateralis (HALLOWELL, 1853)
- Masticophis lineatus BOCOURT, 1890
- Masticophis mentovarius (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Masticophis piceus (COPE, 1892)
- Masticophis schotti BAIRD & GIRARD, 1853
- Masticophis slevini LOWE & NORRIS, 1955
- Masticophis taeniatus (HALLOWELL, 1852)
- Mastigodryas boddaerti (SENTZEN, 1796)
- Mastigodryas melanolomus (COPE, 1868)
- Mauremys caspica (GMELIN, 1774)
- Mauremys leprosa (SCHWEIGGER, 1812)
- Mauremys reevesii (GRAY, 1831)
- Mediodactylus heterocercus (BLANFORD, 1874)
- Mediodactylus heteropholis (MINTON, ANDERSON & ANDERSON, 1970)
- Mediodactylus ilamensis (FATHINIA, KARAMIANI, DARVISHNIA, HEIDARI & RASTEGAR-POUYANI, 2011)
- Mediodactylus kotschyi (STEINDACHNER, 1870)
- Mediodactylus spinicauda (STRAUCH, 1887)
- Meizodon coronatus (SCHLEGEL, 1837)
- Melanochelys tricarinata (BLYTH, 1856)
- Melanochelys trijuga (SCHWEIGGER, 1812)
- Melanoseps loveridgei BRYGOO & ROUX-ESTÈVE, 1982
- Melanoseps pygmaeus BROADLEY, 2006
- Melanoseps uzungwensis LOVERIDGE, 1942
- Menetia amaura STORR, 1978
- Menetia greyii GRAY, 1845
- Meroles anchietae (BOCAGE, 1867)
- Meroles squamulosus (PETERS, 1854)
- Mesalina bahaeldini SEGOLI, COHEN & WERNER, 2002
- Mesalina bernoullii (SCHENKEL, 1901)
- Mesalina brevirostris BLANFORD, 1874
- Mesalina ercolinii (LANZA & POGGESI, 1975)
- Mesalina guttulata (LICHTENSTEIN, 1823)
- Mesalina microlepis (ANGEL, 1936)
- Mesalina olivieri (AUDOUIN, 1829)
- Mesalina pasteuri (BONS, 1960)
- Mesalina rubropunctata (LICHTENSTEIN, 1823)
- Mesalina saudiarabica MORAVEC, SMID, SCHMITZ, SHOBRAK, WILMS, 2017
- Mesalina watsonana (STOLICZKA, 1872)
- Mesoclemmys gibba (SCHWEIGGER, 1812)
- Mesoclemmys perplexa BOUR & ZAHER, 2005
- Mesoclemmys raniceps (GRAY, 1856)
- Mesoclemmys tuberculata (LUEDERWALDT, 1926)
- Mesoclemmys vanderhaegei (BOUR, 1973)
- Mesoclemmys wermuthi (MERTENS, 1969)
- Mesoscincus managuae (DUNN, 1933)
- Mesoscincus schwartzei (FISCHER, 1884)
- Mesotes rutilus (PRADO, 1942)
- Mesotes strigatus (GÜNTHER, 1858)
- Metlapilcoatlus indomitus (SMITH & FERRARI-CASTRO, 2008)
- Metlapilcoatlus nummifer (RÜPPELL, 1845)
- Metlapilcoatlus olmec (PÉREZ-HIGAREDA, SMITH & JULIÁ-ZERTUCHE, 1985)
- Micrablepharus atticolus RODRIGUES, 1996
- Micrablepharus maximiliani (REINHARDT & LÜTKEN, 1862)
- Microauris aurantolabium (KRISHNAN, 2008)
- Microlophus barringtonensis (BAUR, 1892)
- Microlophus bivittatus (PETERS, 1871)
- Microlophus duncanensis (BAUR, 1890)
- Microlophus indefatigabilis (BAUR, 1890)
- Microlophus yanezi (ORTIZ-ZAPATA, 1980)
- Micruroides euryxanthus (KENNICOTT, 1860)
- Micrurus alleni SCHMIDT, 1936
- Micrurus altirostris (COPE, 1860)
- Micrurus apiatus (JAN, 1858)
- Micrurus corallinus (MERREM, 1820)
- Micrurus diastema (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus distans KENNICOTT, 1860
- Micrurus dumerilii (JAN, 1858)
- Micrurus elegans JAN, 1858
- Micrurus ephippifer (COPE, 1886)
- Micrurus frontalis (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus fulvius (LINNAEUS, 1766)
- Micrurus helleri SCHMIDT & SCHMIDT, 1925
- Micrurus ibiboboca (MERREM, 1820)
- Micrurus laticollaris PETERS, 1870
- Micrurus lemniscatus (LINNAEUS, 1758)
- Micrurus michoacanensis DUGES, 1891
- Micrurus mipartitus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Micrurus nigrocinctus (GIRARD, 1854)
- Micrurus oliveri ROZE, 1967
- Micrurus proximans SMITH & CHRAPLIWY, 1958
- Micrurus pyrrhocryptus (COPE, 1862)
- Micrurus remotus ROZE, 1987
- Micrurus surinamensis (CUVIER, 1816)
- Micrurus tener (BAIRD & GIRARD, 1853)
- Mimophis mahfalensis (GRANDIDIER, 1867)
- Mimophis occultus RUANE, MYERS, LO, YUEN, WELT, JUMAN, FUTTERMAN, NUSSBAUM, SCHNEIDER, BURBRINK & RAXWORTHY, 2017
- Miralia alternans (REUSS, 1834)
- Mixcoatlus barbouri (DUNN, 1919)
- Mixcoatlus melanurus (MÜLLER, 1924)
- Mochlus guineensis (PETERS, 1879)
- Mochlus pembanus (BOETTGER, 1913)
- Mochlus sundevallii (SMITH, 1849)
- Mokopirirakau granulatus (GRAY, 1845)
- Moloch horridus GRAY, 1841
- Monopeltis anchietae (BOCAGE, 1873)
- Monopeltis leonhardi WERNER, 1910
- Monopeltis luandae GANS, 1976
- Monopeltis mauricei PARKER, 1935
- Monopeltis sphenorhynchus (PETERS, 1879)
- Montivipera bornmuelleri (WERNER, 1898)
- Montivipera raddei (BOETTGER, 1890)
- Morelia imbricata (SMITH, 1981)
- Morelia spilota (LACÉPÈDE, 1804)
- Morelia viridis (SCHLEGEL, 1872)
- Morethia adelaidensis (PETERS, 1874)
- Morethia boulengeri (OGILBY, 1890)
- Morethia obscura STORR, 1972
- 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 boueti (CHABANAUD, 1917)
- Myriopholis cairi (DUMÉRIL & BIBRON, 1844)
- Myriopholis lanzai BROADLEY, WADE & WALLACH, 2014
- Myriopholis macrorhyncha (JAN, 1860)
- Myuchelys bellii (GRAY, 1844)
- Myuchelys georgesi (CANN, 1997)
- Myuchelys latisternum (GRAY, 1867)
- Myuchelys purvisi (WELLS & WELLINGTON, 1985)
- Nactus acutus KRAUS, 2005
- Nactus galgajuga (INGRAM, 1978)
- Nactus sphaerodactylodes KRAUS, 2005
- Naja anchietae BOCAGE, 1879
- Naja ashei WÜSTER & BROADLEY, 2007
- Naja haje (LINNAEUS, 1758)
- Naja kaouthia LESSON, 1831
- Naja katiensis ANGEL, 1922
- Naja melanoleuca HALLOWELL, 1857
- Naja mossambica PETERS, 1854
- Naja nigricollis REINHARDT, 1843
- Naja nivea (LINNAEUS, 1758)
- Naja oxiana (EICHWALD, 1831)
- Naja peroescobari CERÍACO, MARQUES, SCHMITZ & BAUER, 2017
- Naja philippinensis TAYLOR, 1922
- Naja senegalensis TRAPE, CHIRIO & WÜSTER, 2009
- Naja sputatrix BOIE, 1827
- Naja sumatrana MÜLLER, 1887
- Namazonurus pustulatus (PETERS, 1862)
- Nannoscincus exos BAUER & SADLIER, 2000
- Nannoscincus garrulus SADLIER, BAUER & SMITH, 2006
- Nannoscincus hanchisteus BAUER & SADLIER, 2000
- Nannoscincus koniambo SADLIER, BAUER, WHITAKER & WOOD, 2014
- Nannoscincus manautei SADLIER, BAUER, WHITAKER & SMITH, 2004
- Natator depressus (GARMAN, 1880)
- Natriciteres olivacea (PETERS, 1854)
- Natriciteres variegata (PETERS, 1861)
- Natrix astreptophora (LOPEZ-SEOANE, 1885)
- Natrix helvetica (LACÉPÈDE, 1789)
- Natrix maura (LINNAEUS, 1758)
- Natrix natrix (LINNAEUS, 1758)
- Natrix tessellata (LAURENTI, 1768)
- Naultinus elegans GRAY, 1842
- Naultinus gemmeus (MCCANN, 1955)
- Naultinus stellatus HUTTON, 1872
- Nephrurus levis DE VIS, 1886
- Nerodia clarkii (BAIRD & GIRARD, 1853)
- Nerodia erythrogaster (FORSTER, 1771)
- Nerodia floridana (GOFF, 1936)
- Nerodia rhombifer (HALLOWELL, 1852)
- Nerodia sipedon (LINNAEUS, 1758)
- Nessia bipes SMITH, 1935
- Nessia burtonii GRAY, 1839
- Nessia deraniyagalai TAYLOR, 1950
- Nessia gansi BATUWITA & EDIRISINGHE, 2017
- Nessia hickanala DERANIYAGALA, 1940
- Nessia monodactyla (GRAY, 1839)
- Neusticurus bicarinatus (LINNAEUS, 1758)
- Neusticurus racenisi ROZE, 1958
- Neusticurus rudis BOULENGER, 1900
- Nilssonia formosa (GRAY, 1869)
- Nilssonia gangetica (CUVIER, 1825)
- Nilssonia hurum (GRAY, 1831)
- Nilssonia nigricans (ANDERSON, 1875)
- Ninia atrata (HALLOWELL, 1845)
- Ninia diademata BAIRD & GIRARD, 1853
- Ninia sebae (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Ninia teresitae ANGARITA-SIERRA & LYNCH, 2017
- Notechis scutatus (PETERS, 1861)
- Nothobachia ablephara RODRIGUES, 1984
- Notomabuya frenata (COPE, 1863)
- Notoscincus ornatus (BROOM, 1896)
- Nubeoscincus glacialis (GREER, ALLISON & COGGER, 2005)
- Nucras boulengeri NEUMANN, 1900
- Oedura bella OLIVER & DOUGHTY, 2016
- Oedura castelnaui (THOMINOT, 1889)
- Oedura cincta DE VIS, 1888
- Oedura coggeri BUSTARD, 1966
- Oedura filicipoda KING, 1985
- Oedura gracilis KING, 1985
- Oedura jowalbinna HOSKIN & HIGGIE, 2008
- Oedura marmorata GRAY, 1842
- Oedura monilis DE VIS, 1888
- Oedura murrumanu OLIVER, LAVER, MELVILLE & DOUGHTY, 2014
- Oedura tryoni DE VIS, 1884
- Oligodon ancorus (GIRARD, 1858)
- Oligodon arnensis (SHAW, 1802)
- Oligodon bitorquatus BOIE, 1827
- Oligodon culaochamensis NGUYEN, NGUYEN, NGUYEN, PHAN, JIANG & MURPHY, 2017
- Oligodon deuvei DAVID, VOGEL & VAN ROOIJEN, 2008
- Oligodon erythrogaster BOULENGER, 1907
- Oligodon formosanus (GÜNTHER, 1872)
- Oligodon huahin PAUWELS, LARSEN, SUTHANTHANGJAI, DAVID & SUMONTHA, 2017
- Oligodon juglandifer (WALL, 1909)
- Oligodon octolineatus (SCHNEIDER, 1801)
- Oligodon propinquus JAN, 1862
- Oligodon purpurascens (SCHLEGEL, 1837)
- Oligodon saiyok SUMONTHA, KUNYA, DANGSRI & PAUWELS, 2017
- Oligodon taeniatus (GÜNTHER, 1861)
- Oligosoma acrinasum (HARDY, 1977)
- Oligosoma aeneum (GIRARD, 1858)
- Oligosoma alani (ROBB, 1970)
- Oligosoma auroraense MELZER, HITCHMOUGH, BELL, CHAPPLE & PATTERSON, 2019
- Oligosoma awakopaka JEWELL, 2017
- Oligosoma elium MELZER, BELL & PATTERSON, 2017
- Oligosoma infrapunctatum (BOULENGER, 1887)
- Oligosoma judgei PATTERSON & BELL, 2009
- Oligosoma kokowai MELZER, BELL & PATTERSON, 2017
- Oligosoma lichenigerum (O’SHAUGHNESSY, 1874)
- Oligosoma lineoocellatum (DUMÉRIL, 1851)
- Oligosoma newmani WELLS & WELLINGTON, 1985
- Oligosoma ornatum (GRAY, 1843)
- Oligosoma pikitanga BELL & PATTERSON, 2008
- Oligosoma polychroma (PATTERSON & DAUGHERTY, 1990)
- Oligosoma prasinum MELZER, BELL & PATTERSON, 2017
- Oligosoma smithi (GRAY, 1845)
- Oligosoma suteri (BOULENGER, 1906)
- Oligosoma taumakae CHAPPLE & PATTERSON, 2007
- Oligosoma tekakahu CHAPPLE, BELL, CHAPPLE, MILLER, DAUGHERTY & PATTERSON, 2011
- Oocatochus rufodorsatus (CANTOR, 1842)
- Opheodrys aestivus (LINNAEUS, 1766)
- Opheodrys vernalis (HARLAN, 1827)
- Ophiodes enso ENTIAUSPE-NETO, MARQUES-QUINTELA, REGNET, TEIXEIRA, SILVEIRA & LOEBMANN, 2017
- Ophiodes fragilis (RADDI, 1820)
- Ophiodes intermedius BOULENGER, 1894
- Ophiodes luciae CACCIALI & SCOTT, 2015
- Ophiodes striatus (SPIX, 1824)
- Ophiodes vertebralis BOCOURT, 1881
- Ophiomorus brevipes (BLANFORD, 1874)
- Ophiomorus chernovi ANDERSON & LEVITON, 1966
- Ophiomorus maranjabensis KAZEMI, FARHADI QOMI, KAMI & ANDERSON, 2011
- Ophiomorus nuchalis NILSON & ANDREN, 1978
- Ophiomorus persicus (STEINDACHNER, 1867)
- Ophiomorus raithmai ANDERSON & LEVITON, 1966
- Ophiomorus streeti ANDERSON & LEVITON, 1966
- Ophiomorus tridactylus (BLYTH, 1853)
- Ophiophagus hannah (CANTOR, 1836)
- Ophioscincus truncatus (PETERS, 1876)
- Ophisaurus attenuatus BAIRD, 1880
- Ophisops beddomei (JERDON, 1870)
- Ophisops elegans MÉNÉTRIES, 1832
- Ophisops jerdonii BLYTH, 1853
- Ophisops leschenaultii (MILNE-EDWARDS, 1829)
- Ophisops microlepis BLANFORD, 1870
- Ophisops nictans (ARNOLD, 1989)
- Ophisops occidentalis (BOULENGER, 1887)
- Ophryacus smaragdinus GRÜNWALD, JONES, FRANZ-CHÁVEZ & AHUMADA-CARiLLO, 2015
- Ophryacus undulatus (JAN, 1859)
- Opisthotropis andersonii (BOULENGER, 1888)
- Opisthotropis lateralis BOULENGER, 1903
- Opisthotropis maxwelli BOULENGER, 1914
- Opisthotropis shenzhenensis WANG, GUO, LIU, LYU, WANG, LUO, SUN & ZHANG, 2017
- Opisthotropis tamdaoensis ZIEGLER, DAVID & VU, 2008
- Opisthotropis zhaoermii REN, WANG, JIANG, GUO & LI, 2017
- Oreosaurus achlyens (UZZELL, 1958)
- Oreosaurus bisbali RIVAS, SALES-NUNES, BARAN, JOWERS, SMITH, HERNÁNDEZ-MORALES & SCHARGEL, 2021
- Oreosaurus cephalolineatus GARCIA-PEREZ & YUSTIZ, 1995
- Oreosaurus inanis (DOAN & SCHARGEL, 2003)
- Oreosaurus luctuosus (PETERS, 1863)
- Oreosaurus mcdiarmidi (KOK & RIVAS, 2011)
- Oreosaurus rhodogaster (RIVAS, SCHARGEL & MEIK, 2005)
- Oreosaurus serranus SÁNCHEZ-PACHECO, SALES-NUNES, MARQUES-SOUZA, RODRIGUES & MURPHY, 2017
- Orientocoluber spinalis (PETERS, 1866)
- Orraya occultus (COUPER, COVACEVICH & MORITZ, 1993)
- Osteolaemus osborni (SCHMIDT, 1919)
- Osteolaemus tetraspis COPE, 1861
- Otocryptis wiegmanni WAGLER, 1830
- Ovophis tonkinensis (BOURRET, 1934)
- Oxybelis aeneus (WAGLER, 1824)
- Oxybelis fulgidus (DAUDIN, 1803)
- Oxyrhabdium leporinum (GÜNTHER, 1858)
- Oxyrhabdium modestum (DUMÉRIL, 1853)
- Oxyrhopus clathratus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Oxyrhopus guibei HOGE & ROMANO, 1977
- Oxyrhopus melanogenys (TSCHUDI, 1845)
- Oxyrhopus petolarius (LINNAEUS, 1758)
- Oxyrhopus rhombifer DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Oxyrhopus trigeminus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Oxyuranus microlepidotus (MCCOY, 1879)
- Oxyuranus scutellatus (PETERS, 1867)
- Oxyuranus temporalis DOUGHTY, MARYAN, DONNELLAN & HUTCHINSON, 2007
- Pachycalamus brevis GÜNTHER, 1881
- Pachydactylus angolensis LOVERIDGE, 1944
- Pachydactylus boehmei BAUER, 2010
- Pachydactylus etultra BRANCH, BAUER, JACKMAN & HEINICKE, 2011
- Pachydactylus geitje (SPARRMAN, 1778)
- Pachydactylus griffini BAUER, LAMB & BRANCH, 2006
- Pachydactylus mclachlani BAUER, LAMB & BRANCH, 2006
- Pachydactylus otaviensis BAUER, LAMB & BRANCH, 2006
- Pachydactylus scutatus HEWITT, 1927
- Pachydactylus tsodiloensis HAACKE, 1966
- Pachydactylus wahlbergii (PETERS, 1869)
- Palea steindachneri (SIEBENROCK, 1906)
- Paleosuchus palpebrosus (CUVIER, 1807)
- Paleosuchus trigonatus (SCHNEIDER, 1801)
- Palusophis bifossatus (RADDI, 1820)
- Panaspis africana (GRAY, 1845)
- Panaspis annobonensis FUHN, 1972
- Panaspis burgeoni (DE WITTE, 1933)
- Panaspis duruarum (MONARD, 1949)
- Panaspis helleri (LOVERIDGE, 1932)
- Panaspis maculicollis JACOBSON & BROADLEY, 2000
- Panaspis megalurus (NIEDEN, 1913)
- Panaspis wahlbergii (SMITH, 1849)
- Panaspis wilsoni (WERNER, 1914)
- Pangshura smithii (GRAY, 1863)
- Pangshura sylhetensis JERDON, 1870
- Pangshura tecta (GRAY, 1831)
- Pantepuisaurus rodriguesi KOK, 2009
- Pantherophis alleghaniensis (HOLBROOK, 1836)
- Pantherophis emoryi (BAIRD & GIRARD, 1853)
- Pantherophis guttatus (LINNAEUS, 1766)
- Pantherophis quadrivittatus (HOLBROOK, 1836)
- Papuascincus buergersi (VOGT, 1932)
- Papuascincus phaeodes (VOGT, 1932)
- Paracontias ampijoroensis MIRALLES, JONO, MORI, GANDOLA, ERENS, KÖHLER, GLAW & VENCES, 2016
- Paracontias fasika KÖHLER, VENCES, ERBACHER & GLAW, 2010
- Paracontias mahamavo MIRALLES, JONO, MORI, GANDOLA, ERENS, KÖHLER, GLAW & VENCES, 2016
- Paracontias manify ANDREONE & GREER, 2002
- Paracontias rothschildi MOCQUARD, 1905
- Paracontias tsararano ANDREONE & GREER, 2002
- Paracontias vermisaurus MIRALLES, KÖHLER, VIEITES, GLAW & VENCES, 2011
- Parafimbrios lao TEYNIÉ, DAVID, LOTTIER, LE, VIDAL & NGUYEN, 2015
- Paragehyra austini Crottini, Harris, Miralles, Glaw, Jenkins, Randrianantoandro, Bauer & Vences, 2014
- Paragehyra felicitae Crottini, Harris, Miralles, Glaw, Jenkins, Randrianantoandro, Bauer & Vences, 2014
- Paralaudakia caucasia (EICHWALD, 1831)
- Paralaudakia lehmanni (NIKOLSKY, 1896)
- Pareas atayal YOU, POYARKOV & LIN, 2015
- Pareas carinatus WAGLER, 1830
- Pareas formosensis (VAN DENBURGH, 1909)
- Pareas macularius THEOBALD, 1868
- Pareas margaritophorus (JAN, 1866)
- Paroedura androyensis (GRANDIDIER, 1867)
- Paroedura bastardi (MOCQUARD, 1900)
- Paroedura gracilis (BOULENGER, 1896)
- Paroedura guibeae DIXON & KROLL, 1974
- Paroedura hordiesi GLAW, RÖSLER, INEICH, GEHRING, KÖHLER & VENCES, 2014
- Paroedura lohatsara GLAW, VENCES & SCHMIDT, 2001
- Paroedura masobe NUSSBAUM & RAXWORTHY, 1994
- Paroedura picta (PETERS, 1854)
- Paroedura stellata HAWLITSCHEK & GLAW, 2012
- Paroedura stumpffi (BOETTGER, 1879)
- Paroedura tanjaka NUSSBAUM & RAXWORTHY, 2000
- Paroedura vahiny NUSSBAUM & RAXWORTHY, 2000
- Paroplocephalus atriceps (STORR, 1980)
- Parsigecko ziaiei SAFAEI-MAHROO, GHAFFARI & ANDERSON, 2016
- Parvilacerta parva (BOULENGER, 1887)
- Parvoscincus agtorum LINKEM & BROWN, 2013
- Parvoscincus banahaoensis LINKEM & BROWN, 2013
- Parvoscincus duwendorum SILER, LINKEM, COBB, WATTERS, CUMMINGS, DIESMOS & BROWN, 2014
- Parvoscincus igorotorum (BROWN, LINKEM, DIESMOS, BALETE, DUYA & FERNER, 2010)
- Parvoscincus palaliensis LINKEM & BROWN, 2013
- Parvoscincus palawanensis (BROWN & ALCALA, 1961)
- Parvoscincus sisoni FERNER, BROWN & GREER, 1997
- Parvoscincus steerei (STEJNEGER, 1908)
- Pedioplanis burchelli (DUMÉRIL & BIBRON, 1839)
- Pedioplanis laticeps (SMITH, 1845)
- Pedioplanis lineoocellata (DUMÉRIL & BIBRON, 1839)
- Pedioplanis namaquensis (DUMÉRIL & BIBRON, 1839)
- Pelochelys cantorii GRAY, 1864
- Pelodiscus sinensis (WIEGMANN, 1835)
- Pelomedusa barbata PETZOLD, VARGAS-RAMÍREZ, KEHLMAIER, VAMBERGER, BRANCH, DU PREEZ, HOFMEYR, MEYER, SCHLEICHER, ŠIROKÝ & FRITZ, 2014
- Pelomedusa galeata (SCHOEPFF, 1792)
- Pelomedusa gehafie (RÜPPELL, 1835)
- Pelomedusa kobe PETZOLD, VARGAS-RAMÍREZ, KEHLMAIER, VAMBERGER, BRANCH, DU PREEZ, HOFMEYR, MEYER, SCHLEICHER, ŠIROKÝ & FRITZ, 2014
- Pelomedusa neumanni PETZOLD, VARGAS-RAMÍREZ, KEHLMAIER, VAMBERGER, BRANCH, DU PREEZ, HOFMEYR, MEYER, SCHLEICHER, ŠIROKÝ & FRITZ, 2014
- Pelomedusa olivacea (SCHWEIGGER, 1812)
- Pelomedusa schweinfurthi PETZOLD, VARGAS-RAMÍREZ, KEHLMAIER, VAMBERGER, BRANCH, DU PREEZ, HOFMEYR, MEYER, SCHLEICHER, ŠIROKÝ & FRITZ, 2014
- Pelomedusa somalica PETZOLD, VARGAS-RAMÍREZ, KEHLMAIER, VAMBERGER, BRANCH, DU PREEZ, HOFMEYR, MEYER, SCHLEICHER, ŠIROKÝ & FRITZ, 2014
- Pelomedusa subrufa (BONNATERRE, 1789)
- Pelomedusa variabilis PETZOLD, VARGAS-RAMÍREZ, KEHLMAIER, VAMBERGER, BRANCH, DU PREEZ, HOFMEYR, MEYER, SCHLEICHER, ŠIROKÝ & FRITZ, 2014
- Pelusios castaneus (SCHWEIGGER, 1812)
- Pelusios castanoides HEWITT, 1931
- Petracola angustisoma ECHEVARRÍA & VENEGAS, 2015
- Petracola labioocularis (KÖHLER & LEHR, 2004)
- Phaeoscincus ouinensis SADLIER, SHEA & BAUER, 2014
- Phaeoscincus taomensis WHITAKER, SMITH & BAUER, 2014
- Phalotris cuyanus (CEI, 1984)
- Phalotris lativittatus FERRAREZZI, 1993
- Phalotris matogrossensis DE LEMA, D’AGOSTINI & CAPPELLARI, 2005
- Phalotris multipunctatus PUORTO & FERRAREZZI, 1993
- Phalotris punctatus (DE LEMA, 1979)
- Phalotris tricolor (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Phelsuma andamanensis BLYTH, 1861
- Phelsuma astriata TORNIER, 1901
- Phelsuma borbonica MERTENS, 1966
- Phelsuma comorensis BOETTGER, 1913
- Phelsuma dubia (BOETTGER, 1881)
- Phelsuma edwardnewtoni VINSON & VINSON, 1969
- Phelsuma gouldi CROTTINI, GEHRING, GLAW, HARRIS, LIMA & VENCES, 2011
- Phelsuma grandis GRAY, 1870
- Phelsuma kely SCHÖNECKER, BACH & GLAW, 2004
- Phelsuma klemmeri SEIPP, 1991
- Phelsuma laticauda (BOETTGER, 1880)
- Phelsuma nigristriata MEIER, 1984
- Phelsuma ornata GRAY, 1825
- Phelsuma parkeri LOVERIDGE, 1941
- Phelsuma pasteuri MEIER, 1984
- Phelsuma pusilla MERTENS, 1964
- Phelsuma robertmertensi MEIER, 1980
- Phelsuma roesleri GLAW, GEHRING, KÖHLER, FRANZEN & VENCES, 2010
- Phelsuma seippi MEIER, 1987
- Phelsuma sundbergi RENDAHL, 1939
- Phelsuma v-nigra BOETTGER, 1913
- Philochortus zolii SCORTECCI, 1934
- Philodryas aestiva (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Philodryas arnaldoi (AMARAL, 1932)
- Philodryas baroni BERG, 1895
- Philodryas chamissonis (WIEGMANN, 1835)
- Philodryas erlandi LÖNNBERG, 1902
- Philodryas mattogrossensis KOSLOWSKY, 1898
- Philodryas nattereri (STEINDACHNER, 1870)
- Philodryas olfersii (LICHTENSTEIN, 1823)
- Philodryas patagoniensis (GIRARD, 1858)
- Philothamnus angolensis BOCAGE, 1882
- Philothamnus hoplogaster (GÜNTHER, 1863)
- Philothamnus irregularis (LEACH, 1819)
- Philothamnus macrops (BOULENGER, 1895)
- Philothamnus punctatus PETERS, 1867
- Philothamnus semivariegatus (SMITH, 1840)
- Philothamnus thomensis BOCAGE, 1882
- Phimophis guerini (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Phimophis vittatus (BOULENGER, 1896)
- Phoenicolacerta laevis (GRAY, 1838)
- Pholidobolus hillisi TORRES-CARVAJAL, VENEGAS, LOBOS, MAFLA-ENDARA & SALES-NUNES, 2014
- Pholidobolus vertebralis (O’SHAUGHNESSY, 1879)
- Pholidoscelis alboguttatus (BOULENGER, 1896)
- Pholidoscelis atratus (GARMAN, 1887)
- Pholidoscelis auberi (COCTEAU, 1838)
- Pholidoscelis chrysolaemus (COPE, 1868)
- Pholidoscelis corax (CENSKY & PAULSON, 1992)
- Pholidoscelis corvinus (COPE, 1861)
- Pholidoscelis desechensis (HEATWOLE & TORRES, 1967)
- Pholidoscelis exsul (COPE, 1862)
- Pholidoscelis lineolatus (DUMÉRIL & BIBRON, 1839)
- Pholidoscelis major (DUMÉRIL & BIBRON, 1839)
- Pholidoscelis plei (DUMÉRIL & BIBRON, 1839)
- Phrynocephalus arabicus ANDERSON, 1894
- Phrynocephalus frontalis STRAUCH, 1876
- Phrynocephalus guttatus (GMELIN, 1789)
- Phrynocephalus helioscopus (PALLAS, 1771)
- Phrynocephalus hispidus BEDRIAGA, 1909
- Phrynocephalus interscapularis LICHTENSTEIN & MARTENS, 1856
- Phrynocephalus kulagini BEDRIAGA, 1909
- Phrynocephalus lutensis KAMALI & ANDERSON, 2015
- Phrynocephalus mystaceus (PALLAS, 1776)
- Phrynocephalus przewalskii STRAUCH, 1876
- Phrynocephalus putjatai BEDRIAGA, 1909
- Phrynocephalus raddei BOETTGER, 1888
- Phrynocephalus scutellatus (OLIVIER, 1807)
- Phrynocephalus versicolor STRAUCH, 1876
- Phrynocephalus vlangalii STRAUCH, 1876
- Phrynonax poecilonotus (GÜNTHER, 1858)
- Phrynops geoffroanus (SCHWEIGGER, 1812)
- Phrynops hilarii (DUMÉRIL & BIBRON, 1835)
- Phrynosoma asio COPE, 1864
- Phrynosoma cerroense STEJNEGER, 1893
- Phrynosoma cornutum (HARLAN, 1825)
- Phrynosoma ditmarsi STEJNEGER, 1906
- Phrynosoma douglasii (BELL, 1829)
- Phrynosoma goodei STEJNEGER, 1893
- Phrynosoma hernandesi GIRARD, 1858
- Phrynosoma mcallii (HALLOWELL, 1852)
- Phrynosoma modestum GIRARD, 1852
- Phrynosoma orbiculare (LINNAEUS, 1758)
- Phrynosoma platyrhinos GIRARD, 1852
- Phrynosoma taurus BOCOURT, 1870
- Phyllodactylus barringtonensis VAN DENBURGH, 1912
- Phyllodactylus bordai TAYLOR, 1942
- Phyllodactylus bugastrolepis DIXON, 1966
- Phyllodactylus duncanensis VAN DENBURGH, 1912
- Phyllodactylus gilberti HELLER, 1903
- Phyllodactylus isabelae CASTRO-FRANCO & URIBE-PENA, 1992
- Phyllodactylus lanei SMITH, 1935
- Phyllodactylus lupitae CASTRO-FRANCO & URIBE-PENA, 1992
- Phyllodactylus magnus TAYLOR, 1942
- Phyllodactylus nocticolus DIXON, 1964
- Phyllodactylus pachamama KOCH, FLECKS, VENEGAS, BIALKE, VALVERDE & RÖDDER, 2016
- Phyllodactylus papenfussi MURPHY, BLAIR & DE LA CRUZ, 2009
- Phyllodactylus partidus DIXON, 1966
- Phyllodactylus rupinus DIXON, 1964
- Phyllodactylus saxatilis DIXON, 1964
- Phyllodactylus sentosus DIXON & HUEY, 1970
- Phyllodactylus transversalis HUEY, 1975
- Phyllodactylus tuberculosus WIEGMANN, 1834
- Phyllopezus pollicaris (SPIX, 1825)
- Phyllorhynchus browni STEJNEGER, 1890
- Phyllurus amnicola COUPER, SCHNEIDER, HOSKIN & COVACEVICH, 2000
- Phyllurus gulbaru HOSKIN, COUPER & SCHNEIDER, 2003
- Phyllurus isis COUPER, COVACEVICH & MORITZ, 1993
- Phyllurus kabikabi COUPER, HAMLEY & HOSKIN, 2008
- Phyllurus platurus (SHAW, 1790)
- Phymaturus aguanegra LOBO, LASPIUR & ACOSTA, 2013
- Phymaturus aguedae TRONCOSO-PALACIOS & ESQUERRÉ, 2014
- Phymaturus alicahuense NUÑEZ, VELOSO, ESPEJO, VELOSO, CORTES & ARAYA, 2010
- Phymaturus antofagastensis PEREYRA, 1985
- Phymaturus cacivioi LOBO & NENDA, 2015
- Phymaturus castillensis SCOLARO & PINCHEIRA-DONOSO, 2010
- Phymaturus curivilcun SCOLARO, CORBALÁN, TAPPARI & STREITENBERGER, 2016
- Phymaturus delheyi AVILA, PEREZ, PEREZ & MORANDO, 2011
- Phymaturus denotatus LOBO, NENDA & SLODKI, 2012
- Phymaturus desuetus SCOLARO & TAPPARI, 2009
- Phymaturus extrilidus LOBO, ESPINOZA, SANABRIA & QUIROGA, 2012
- Phymaturus palluma (MOLINA, 1782)
- Phymaturus rahuensis GONZÁLEZ-MARÍN, FULVIO-PÉREZ, MINOLI, MORANDO & AVILA, 2016
- Phymaturus sitesi AVILA, PÉREZ, PEREZ & MORANDO, 2011
- Phymaturus spurcus BARBOUR, 1921
- Phymaturus tenebrosus LOBO & QUINTEROS, 2005
- Phymaturus tromen LOBO & NENDA, 2015
- Phymaturus vociferator PINCHEIRA-DONOSO, 2004
- Phymaturus williamsi LOBO, LASPIUR & ACOSTA, 2013
- Phymaturus yachanana AVILA, PÉREZ, MINOLI & MORANDO, 2014
- Physignathus cocincinus CUVIER, 1829
- Pinoyscincus jagori (PETERS, 1864)
- Pinoyscincus mindanensis (TAYLOR, 1915)
- Pituophis catenifer (BLAINVILLE, 1835)
- Pituophis deppei (DUMÉRIL, 1853)
- Pituophis insulanus KLAUBER, 1946
- Pituophis lineaticollis (COPE, 1861)
- Pituophis melanoleucus (DAUDIN, 1803)
- Pituophis ruthveni STULL, 1929
- Placosoma glabellum (PETERS, 1870)
- Platemys platycephala (SCHNEIDER, 1792)
- Platyceps bholanathi (SHARMA, 1976)
- Platyceps elegantissimus (GÜNTHER, 1878)
- Platyceps florulentus (GEOFFROY SAINT-HILAIRE, 1827)
- Platyceps gracilis (GÜNTHER, 1862)
- Platyceps karelini (BRANDT, 1838)
- Platyceps najadum (EICHWALD, 1831)
- Platyceps rhodorachis (JAN, 1863)
- Platyceps rogersi (ANDERSON, 1893)
- Platyceps saharicus SCHÄTTI & MCCARTHY, 2004
- Platyceps ventromaculatus (GRAY, 1834)
- Platysternon megacephalum GRAY, 1831
- Plestiodon anthracinus BAIRD, 1849
- Plestiodon bilineatus (TANNER, 1958)
- Plestiodon brevirostris (GÜNTHER, 1860)
- Plestiodon chinensis (GRAY, 1839)
- Plestiodon colimensis (TAYLOR, 1935)
- Plestiodon copei (TAYLOR, 1933)
- Plestiodon dicei (RUTHVEN & GAIGE, 1933)
- Plestiodon dugesii (THOMINOT, 1883)
- Plestiodon egregius BAIRD, 1858
- Plestiodon fasciatus (LINNAEUS, 1758)
- Plestiodon finitimus OKAMOTO & HIKIDA, 2012
- Plestiodon indubitus (TAYLOR, 1934)
- Plestiodon inexpectatus (TAYLOR, 1932)
- Plestiodon kishinouyei (STEJNEGER, 1901)
- Plestiodon kuchinoshimensis KURITA & HIKIDA, 2014
- Plestiodon leucostictus (HIKIDA, 1988)
- Plestiodon longirostris COPE, 1861
- Plestiodon lotus PAVÓN-VÁZQUEZ, NIETO-MONTES DE OCA, MENDOZA-HERNÁNDEZ, CENTENERO-ALCALÁ, SANTA CRUZ-PADILLA & JIMÉNEZ-ARCOS, 2017
- Plestiodon lynxe (WIEGMANN, 1834)
- Plestiodon nietoi FERIA-ORTIZ & GARCÍA-VÁZQUEZ, 2012
- Plestiodon obsoletus BAIRD & GIRARD, 1852
- Plestiodon ochoterenae (TAYLOR, 1933)
- Plestiodon parviauriculatus (TAYLOR, 1933)
- Plestiodon parvulus (TAYLOR, 1933)
- Plestiodon popei (HIKIDA, 1989)
- Plestiodon septentrionalis BAIRD, 1858
- Plestiodon skiltonianus BAIRD & GIRARD, 1852
- Plestiodon stimpsonii (THOMPSON, 1912)
- Plestiodon sumichrasti (COPE, 1867)
- Plestiodon takarai KURITA, OTA & HIKIDA, 2017
- Plestiodon tetragrammus BAIRD, 1859
- Plica kathleenae MURPHY & JOWERS, 2013
- Plica lumaria DONNELLY & MYERS, 1991
- Plica pansticta (MYERS & DONNELLY, 2001)
- Plica plica (LINNAEUS, 1758)
- Plica umbra (LINNAEUS, 1758)
- Pliocercus elapoides COPE, 1860
- Podarcis bocagei (LOPEZ-SEOANE, 1885)
- Podarcis erhardii (BEDRIAGA, 1882)
- Podarcis guadarramae (BOSCÁ, 1916)
- Podarcis hispanicus (STEINDACHNER, 1870)
- Podarcis ionicus (LEHRS, 1902)
- Podarcis lilfordi (GÜNTHER, 1874)
- Podarcis melisellensis (BRAUN, 1877)
- Podarcis muralis (LAURENTI, 1768)
- Podarcis peloponnesiacus (BIBRON & BORY, 1833)
- Podarcis pityusensis (BOSCÁ, 1883)
- Podarcis raffonei (MERTENS, 1952)
- Podarcis siculus (RAFINESQUE-SCHMALTZ, 1810)
- Podarcis tauricus (GEORGI, 1801)
- Podarcis thais (BUCHHOLZ, 1960)
- Podarcis tiliguerta (GMELIN, 1789)
- Podarcis vaucheri (BOULENGER, 1905)
- Podocnemis expansa (SCHWEIGGER, 1812)
- Podocnemis sextuberculata CORNALIA, 1849
- Pogona barbata (CUVIER, 1829)
- Pogona vitticeps (AHL, 1926)
- Polemon neuwiedi (JAN, 1858)
- Polychrus acutirostris SPIX, 1825
- Polychrus auduboni (HALLOWELL, 1845)
- Polychrus femoralis WERNER, 1910
- Polychrus gutturosus BERTHOLD, 1846
- Polychrus jacquelinae KOCH, VENEGAS, GARCIA-BRAVO & BÖHME, 2011
- Polychrus liogaster BOULENGER, 1908
- Polychrus marmoratus (LINNAEUS, 1758)
- Polychrus peruvianus (NOBLE, 1924)
- Porthidium lansbergii (SCHLEGEL, 1841)
- Porthidium yucatanicum (SMITH, 1941)
- Potamites ecpleopus (COPE, 1875)
- Potamites juruazensis (AVILA-PIRES & VITT, 1998)
- Potamites ocellatus (SINITSIN, 1930)
- Prasinohaema parkeri (SMITH, 1937)
- Pristidactylus achalensis (GALLARDO, 1964)
- Pristidactylus fasciatus (D’ORBIGNY & BIBRON, 1837)
- Pristidactylus nigroiugulus CEI, SCOLARO & VIDELA, 2001
- Pristidactylus torquatus (PHILIPPI, 1861)
- Pristidactylus valeriae (DONOSO-BARROS, 1966)
- Pristidactylus volcanensis LAMBOROT & DIAZ, 1987
- Pristurus flavipunctatus RÜPPELL, 1835
- Pristurus guweirensis HAAS, 1943
- Pristurus insignoides ARNOLD, 1986
- Pristurus mazbah AL-SAFADI, 1989
- Pristurus rupestris BLANFORD, 1874
- Pristurus schneideri RÖSLER, KÖHLER & BÖHME, 2008
- Pristurus sokotranus PARKER, 1938
- Procellosaurinus erythrocercus RODRIGUES, 1991
- Procellosaurinus tetradactylus RODRIGUES, 1991
- Proctoporus machupicchu MAMANI, GOICOECHEA & CHAPARRO, 2015
- Proctoporus oreades (CHÁVEZ, SIU-TING, DURAN & VENEGAS, 2011)
- Proscelotes aenea (BARBOUR & LOVERIDGE, 1928)
- Prosymna collaris STERNFELD, 1908
- Prosymna greigerti MOCQUARD, 1906
- Prosymna semifasciata BROADLEY, 1995
- Protobothrops flavoviridis (HALLOWELL, 1861)
- Protobothrops mangshanensis (ZHAO, 1990)
- Protobothrops maolanensis YANG, ORLOV & WANG, 2011
- Protobothrops mucrosquamatus (CANTOR, 1839)
- Psammobates geometricus (LINNAEUS, 1758)
- Psammobates oculifer (KUHL, 1820)
- Psammodromus algirus (LINNAEUS, 1758)
- Psammodromus blanci (LATASTE, 1880)
- Psammodromus edwarsianus (DUGÈS, 1829)
- Psammodromus microdactylus (BOETTGER, 1881)
- Psammodromus occidentalis FITZE, GONZALEZ-JIMENA, SAN-JOSE, SAN MAURO & ZARDOYA, 2012
- Psammodynastes pictus GÜNTHER, 1858
- Psammodynastes pulverulentus (BOIE, 1827)
- Psammophilus blanfordanus (STOLICZKA, 1871)
- Psammophilus dorsalis (GRAY, 1831)
- Psammophis aegyptius MARX, 1958
- Psammophis brevirostris PETERS, 1881
- Psammophis condanarus (MERREM, 1820)
- Psammophis elegans (SHAW, 1802)
- Psammophis indochinensis SMITH, 1943
- Psammophis leightoni BOULENGER, 1902
- Psammophis lineatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Psammophis lineolatus (BRANDT, 1838)
- Psammophis longifrons BOULENGER, 1890
- Psammophis mossambicus PETERS, 1882
- Psammophis orientalis BROADLEY, 1977
- Psammophis phillipsii (HALLOWELL, 1844)
- Psammophis praeornatus (SCHLEGEL, 1837)
- Psammophis rukwae BROADLEY, 1966
- Psammophis schokari (FORSKÅL, 1775)
- Psammophis sibilans (LINNAEUS, 1758)
- Psammophis subtaeniatus PETERS, 1882
- Psammophis tanganicus LOVERIDGE, 1940
- Pseudaspis cana (LINNAEUS, 1758)
- Pseudechis australis (GRAY, 1842)
- Pseudechis butleri SMITH, 1982
- Pseudechis colletti BOULENGER, 1902
- Pseudechis guttatus DE VIS, 1905
- Pseudechis papuanus PETERS & DORIA, 1878
- Pseudechis porphyriacus (SHAW, 1794)
- Pseudelaphe flavirufa (COPE, 1867)
- Pseudelaphe phaescens (DOWLING, 1952)
- Pseudemoia entrecasteauxii (DUMÉRIL & BIBRON, 1839)
- Pseudemoia pagenstecheri (LINDHOLM, 1901)
- Pseudemoia rawlinsoni (HUTCHINSON & DONNELLAN, 1988)
- Pseudemoia spenceri (LUCAS & FROST, 1894)
- Pseudemydura umbrina SIEBENROCK, 1901
- Pseudemys alabamensis BAUR, 1893
- Pseudemys concinna (LE CONTE, 1830)
- Pseudemys floridana (LE CONTE, 1830)
- Pseudemys gorzugi WARD, 1984
- Pseudemys nelsoni CARR, 1938
- Pseudemys peninsularis CARR, 1938
- Pseudemys rubriventris (LE CONTE, 1830)
- Pseudemys texana BAUR, 1893
- Pseudoacontias madagascariensis BOCAGE, 1889
- Pseudoacontias menamainty ANDREONE & GREER, 2002
- Pseudoacontias unicolor SAKATA & HIKIDA, 2003
- Pseudoboa haasi (BOETTGER, 1905)
- Pseudoboa martinsi ZAHER, OLIVEIRA & FRANCO, 2008
- Pseudoboa nigra (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Pseudocalotes baliomus HARVEY, SHANEY, HAMIDY, KURNIAWAN & SMITH, 2017
- Pseudocalotes brevipes (WERNER, 1904)
- Pseudocalotes cybelidermus HARVEY, HAMIDY, KURNIAWAN, SHANEY & SMITH, 2014
- Pseudocalotes drogon GRISMER, QUAH, WOOD, ANUAR, MUIN, DAVIS, MURDOCH, GRISMER, COTA & COBOS, 2016
- Pseudocalotes flavigula (SMITH, 1924)
- Pseudocalotes guttalineatus HARVEY, HAMIDY, KURNIAWAN, SHANEY & SMITH, 2014
- Pseudocalotes larutensis HALLERMANN & MCGUIRE, 2001
- Pseudocalotes microlepis (BOULENGER, 1888)
- Pseudocalotes rhaegal GRISMER, QUAH, WOOD, ANUAR, MUIN, DAVIS, MURDOCH, GRISMER, COTA & COBOS, 2016
- Pseudocalotes rhammanotus HARVEY, HAMIDY, KURNIAWAN, SHANEY & SMITH, 2014
- Pseudocalotes saravacensis INGER & STUEBING, 1994
- Pseudocalotes tympanistriga (GRAY, 1831)
- Pseudocalotes viserion GRISMER, QUAH, WOOD, ANUAR, MUIN, DAVIS, MURDOCH, GRISMER, COTA & COBOS, 2016
- Pseudocerastes fieldi SCHMIDT, 1930
- Pseudocerastes persicus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Pseudocerastes urarachnoides BOSTANCHI, ANDERSON, KAMI & PAPENFUSS, 2006
- Pseudocophotis kontumensis ANANJEVA, ORLOV, TRUONG & NAZAROV, 2007
- Pseudoficimia frontalis (COPE, 1864)
- Pseudogekko atiorum DAVIS, WATTERS, KÖHLER, WHITSETT, HURON, BROWN, DIESMOS & SILER, 2015
- Pseudogekko brevipes (BOETTGER, 1897)
- Pseudogekko compresicorpus (TAYLOR, 1915)
- Pseudogekko sumiklab SILER, DAVIS, WATTERS, FREITAS, GRIFFITH, BINADAY, LOBOS AMARGA & BROWN, 2017
- Pseudogonatodes gasconi AVILA-PIRES & HOOGMOED, 2000
- Pseudogonatodes guianensis PARKER, 1935
- 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)
- Pseudopus apodus (PALLAS, 1775)
- Pseudorabdion longiceps (CANTOR, 1847)
- Pseudothecadactylus australis (GÜNTHER, 1877)
- Pseudotrapelus aqabensis MELNIKOV, NAZAROV, ANANJEVA & DISI, 2012
- Pseudotrapelus chlodnickii MELNIKOV, ŚMIEŁOWSKI, MELNIKOVA, NAZAROV & ANANJEVA, 2015
- Pseudotrapelus sinaitus (HEYDEN, 1827)
- Pseudoxenodon inornatus (BOIE, 1827)
- Psilops mucugensis RODRIGUES, RECODER, TEIXEIRA JR, ROSCITO, GUERRERO, SALES-NUNES, FREITAS, FERNANDES, BOCCHIGLIERI, VECHIO, FORTES-LEITE, CAMPOS NOGUEIRA, DAMASCENO, MACHADO-PELLEGRINO, SUZART-ARGÔLO & AMARO, 2017
- Psilops seductus RODRIGUES, RECODER, TEIXEIRA JR, ROSCITO, GUERRERO, SALES-NUNES, FREITAS, FERNANDES, BOCCHIGLIERI, VECHIO, FORTES-LEITE, CAMPOS NOGUEIRA, DAMASCENO, MACHADO-PELLEGRINO, SUZART-ARGÔLO & AMARO, 2017
- Psomophis genimaculatus (BOETTGER, 1885)
- Psomophis joberti (SAUVAGE, 1884)
- Ptenopus garrulus (SMITH, 1849)
- Ptenopus kochi HAACKE, 1964
- Ptyas carinata (GÜNTHER, 1864)
- Ptyas korros (SCHLEGEL, 1837)
- Ptyas mucosa (LINNAEUS, 1758)
- Ptyctolaemus gularis (PETERS, 1864)
- Ptyodactylus ananjevae NAZAROV, MELNIKOV & MELNIKOVA, 2013
- Ptyodactylus bischoffsheimi BOUTAN, 1893
- Ptyodactylus guttatus HEYDEN, 1827
- Ptyodactylus hasselquistii (DONNDORFF, 1798)
- Ptyodactylus homolepis BLANFORD, 1876
- Ptyodactylus puiseuxi BOUTAN, 1893
- Ptyodactylus rivapadiali TRAPE, 2017
- Ptyodactylus ruusaljibalicus SIMÓ-RIUDALBAS, METALLINOU, POUS, ELS, JAYASINGHE, PÉNTEK-ZAKAR, WILMS, AL-SAADI & CARRANZA, 2017
- Ptyodactylus siphonorhina ANDERSON, 1896
- Ptyodactylus togoensis TORNIER, 1901
- Pygmaeascincus sadlieri (GREER, 1991)
- Pygopus lepidopodus (LACÉPÈDE, 1804)
- Pygopus nigriceps (FISCHER, 1882)
- Pygopus schraderi BOULENGER, 1913
- Python bivittatus KUHL, 1820
- Python molurus (LINNAEUS, 1758)
- Python natalensis SMITH, 1840
- Python regius (SHAW, 1802)
- Python sebae (GMELIN, 1789)
- Quedenfeldtia moerens (CHABANAUD, 1916)
- Quedenfeldtia trachyblepharus (BOETTGER, 1874)
- Rafetus swinhoei (GRAY, 1873)
- Ramphotyphlops cumingii (GRAY, 1845)
- Ramphotyphlops lineatus (SCHLEGEL, 1839)
- Rankinia diemensis (GRAY, 1841)
- Regina septemvittata (SAY, 1825)
- Rena bressoni (TAYLOR, 1939)
- Rena dulcis BAIRD & GIRARD, 1853
- Rena humilis BAIRD & GIRARD, 1853
- Rena maxima (LOVERIDGE, 1932)
- Rhabdophis auriculatus (GÜNTHER, 1858)
- Rhabdophis ceylonensis (GÜNTHER, 1858)
- Rhabdophis chrysargoides (GÜNTHER, 1858)
- Rhabdophis chrysargos (SCHLEGEL, 1837)
- Rhabdophis conspicillatus (GÜNTHER, 1872)
- Rhabdophis himalayanus (GÜNTHER, 1864)
- Rhabdophis murudensis (SMITH, 1925)
- Rhabdophis plumbicolor (CANTOR, 1839)
- Rhabdophis rhodomelas (BOIE, 1827)
- Rhabdophis subminiatus (SCHLEGEL, 1837)
- Rhabdophis tigrinus (BOIE, 1826)
- Rhabdops aquaticus GIRI, DEEPAK, CAPTAIN & GOWER, 2017
- Rhabdops olivaceus (BEDDOME, 1863)
- Rhachidelus brazili BOULENGER, 1908
- Rhachisaurus brachylepis (DIXON, 1974)
- Rhacodactylus auriculatus (BAVAY, 1869)
- Rhacodactylus leachianus (CUVIER, 1829)
- Rhadinaea cuneata MYERS, 1974
- Rhadinaea decorata (GÜNTHER, 1858)
- Rhadinaea flavilata (COPE, 1871)
- Rhadinaea fulvivittis COPE, 1875
- Rhadinaea gaigeae BAILEY, 1937
- Rhadinaea hesperia BAILEY, 1940
- Rhadinaea marcellae TAYLOR, 1949
- Rhadinaea quinquelineata COPE, 1886
- Rhadinaea taeniata (PETERS, 1863)
- Rhadinella godmani (GÜNTHER, 1865)
- Rhadinella lachrymans (COPE, 1870)
- Rhadinella lisyae MCCRANIE, 2017
- Rhadinella montecristi (MERTENS, 1952)
- Rhamnophis aethiopissa GÜNTHER, 1862
- Rhamphiophis maradiensis CHIRIO & INEICH, 1991
- Rhamphiophis oxyrhynchus (REINHARDT, 1843)
- Rhamphiophis rostratus PETERS, 1854
- Rhamphiophis rubropunctatus (FISCHER, 1884)
- Rhampholeon acuminatus MARIAUX & TILBURY, 2006
- Rhampholeon beraduccii MARIAUX & TILBURY, 2006
- Rhampholeon boulengeri STEINDACHNER, 1911
- Rhampholeon bruessoworum BRANCH, BAYLISS & TOLLEY, 2014
- Rhampholeon hattinghi TILBURY & TOLLEY, 2015
- Rhampholeon maspictus BRANCH, BAYLISS & TOLLEY, 2014
- Rhampholeon moyeri MENEGON, SALVIDIO & TILBURY, 2002
- Rhampholeon nebulauctor BRANCH, BAYLISS & TOLLEY, 2014
- Rhampholeon temporalis (MATSCHIE, 1892)
- Rhampholeon tilburyi BRANCH, BAYLISS & TOLLEY, 2014
- Rheosaurus sulcarostrum (DONNELLY, MACCULLOCH, UGARTE & KIZIRIAN, 2006)
- Rhinobothryum lentiginosum (SCOPOLI, 1785)
- Rhinocheilus antonii DUGÈS, 1886
- Rhinocheilus etheridgei GRISMER, 1990
- Rhinocheilus lecontei BAIRD & GIRARD, 1853
- Rhinoclemmys nasuta (BOULENGER, 1902)
- Rhinoclemmys pulcherrima (GRAY, 1855)
- Rhinoclemmys punctularia (DAUDIN, 1801)
- Rhinoguinea magna TRAPE, 2014
- Rhinoleptus koniagui (VILLIERS, 1956)
- Rhinophis roshanpererai WICKRAMASINGHE, VIDANAPATHIRANA, RAJEEV & GOWER, 2017
- Rhoptropella ocellata (BOULENGER, 1885)
- Rhynchocalamus arabicus SCHMIDT, 1933
- Rhynchocalamus levitoni (TORKI, 2017)
- Rhynchocalamus melanocephalus (JAN, 1862)
- Rhynchoedura angusta PEPPER, DOUGHTY, HUTCHINSON & KEOGH, 2011
- Rhynchoedura eyrensis PEPPER, DOUGHTY, HUTCHINSON & KEOGH, 2011
- Rhynchoedura ormsbyi WELLS & WELLINGTON, 1985
- Rhynchoedura ornata GÜNTHER, 1867
- Riama yumborum AGUIRRE-PENAFIEL & TORRES-CARVAJAL, SALES-NUNES, PECK & MADDOCK, 2014
- Rieppeleon brevicaudatus (MATSCHIE, 1892)
- Rieppeleon kerstenii (PETERS, 1868)
- Riolama inopinata KOK, 2015
- Riolama luridiventris ESQUEDA, LA MARCA & PRADERIO, 2004
- Riolama uzzelli MOLINA & SEÑARIS, 2003
- Riopa albopunctata GRAY, 1846
- Riopa punctata (LINNAEUS, 1758)
- Rodriguesophis iglesiasi (GOMES, 1915)
- Rondonops biscutatus COLLI, HOOGMOED, CANNATELLA, CASSIMIRO, GOMES, GHELLERE, SALES-NUNES, PELLEGRINO, SALERNO, MARQUES DE SOUZA & RODRIGUES, 2015
- Rondonops xanthomystax COLLI, HOOGMOED, CANNATELLA, CASSIMIRO, GOMES, GHELLERE, SALES-NUNES, PELLEGRINO, SALERNO, MARQUES DE SOUZA & RODRIGUES, 2015
- Saara asmussi (STRAUCH, 1863)
- Saara hardwickii (GRAY, 1827)
- Saara loricata (BLANFORD, 1874)
- Sacalia bealei (GRAY, 1831)
- Saiphos equalis (GRAY, 1825)
- Salea gularis JERDON, 1853
- Salea horsfieldii GRAY, 1845
- Saltuarius eximius HOSKIN & COUPER, 2013
- Saltuarius kateae COUPER, SADLIER, SHEA & WORTHINGTON-WILMER, 2008
- Saltuarius moritzi COUPER, SADLIER, SHEA & WORTHINGTON-WILMER, 2008
- Saltuarius swaini (WELLS & WELLINGTON, 1985)
- Saltuarius wyberba COUPER, SCHNEIDER & COVACEVICH, 1997
- Salvadora bairdi JAN, 1860
- Salvadora grahamiae BAIRD & GIRARD, 1853
- Salvadora hexalepis (COPE, 1867)
- Salvadora intermedia HARTWEG, 1940
- Salvadora lemniscata (COPE, 1895)
- Salvadora lineata SCHMIDT, 1940
- Salvadora mexicana (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Salvator merianae DUMÉRIL & BIBRON, 1839
- Salvator rufescens (GÜNTHER, 1871)
- Saproscincus challengeri (BOULENGER, 1887)
- Saproscincus mustelinus (O’SHAUGHNESSY, 1874)
- Saproscincus oriarus SADLIER, 1998
- Saproscincus rosei WELLS & WELLINGTON, 1985
- Saproscincus saltus HOSKIN, 2013
- Saproscincus spectabilis (DE VIS, 1888)
- Sarada darwini DEEPAK, KARANTH, DUTTA & GIRI, 2016
- Sarada deccanensis (JERDON, 1870)
- Sarada superba DEEPAK, ZAMBRE, BHOSALE & GIRI, 2016
- Saurodactylus brosseti BONS & PASTEUR, 1957
- Sauromalus ater DUMÉRIL, 1856
- Sauromalus hispidus STEJNEGER, 1891
- Sauromalus klauberi SHAW, 1941
- Scaphiodontophis annulatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Scaphiodontophis venustissimus (GÜNTHER, 1894)
- Scaphiophis albopunctatus PETERS, 1870
- Sceloporus aeneus WIEGMANN, 1828
- Sceloporus asper BOULENGER, 1897
- Sceloporus aurantius GRUMMER & BRYSON, 2014
- Sceloporus aureolus SMITH, 1942
- Sceloporus bicanthalis SMITH, 1937
- Sceloporus brownorum SMITH, WATKINS-COLWELL, LEMOS-ESPINAL & CHISZAR, 1997
- Sceloporus bulleri BOULENGER, 1895
- Sceloporus consobrinus BAIRD & GIRARD, 1854
- Sceloporus couchii BAIRD, 1859
- Sceloporus cyanogenys COPE, 1885
- Sceloporus formosus WIEGMANN, 1834
- Sceloporus gadoviae BOULENGER, 1905
- Sceloporus gadsdeni CASTAÑEDA-GAYTÁN & DÍAZ-CÁRDENAS, 2017
- Sceloporus goldmani SMITH, 1937
- Sceloporus grammicus WIEGMANN, 1828
- Sceloporus horridus WIEGMANN, 1834
- Sceloporus jalapae GÜNTHER, 1890
- Sceloporus lineatulus DICKERSON, 1919
- Sceloporus lundelli SMITH, 1939
- Sceloporus magister HALLOWELL, 1854
- Sceloporus megalepidurus SMITH, 1934
- Sceloporus melanorhinus BOCOURT, 1876
- Sceloporus minor COPE, 1885
- Sceloporus mucronatus COPE, 1885
- Sceloporus occidentalis BAIRD & GIRARD, 1852
- Sceloporus ochoterenae SMITH, 1934
- Sceloporus olivaceus SMITH, 1934
- Sceloporus omiltemanus GÜNTHER, 1890
- Sceloporus parvus SMITH, 1934
- Sceloporus poinsettii BAIRD & GIRARD, 1852
- Sceloporus pyrocephalus COPE, 1864
- Sceloporus scalaris WIEGMANN, 1828
- Sceloporus serrifer COPE, 1866
- Sceloporus smithi HARTWEG & OLIVER, 1937
- Sceloporus spinosus WIEGMANN, 1828
- Sceloporus subniger POGLAYEN & SMITH, 1958
- Sceloporus torquatus WIEGMANN, 1828
- Sceloporus undulatus (BOSC & DAUDIN, 1801)
- Sceloporus unicanthalis SMITH, 1937
- Sceloporus utiformis COPE, 1864
- Sceloporus variabilis WIEGMANN, 1834
- Sceloporus virgatus SMITH, 1938
- Sceloporus woodi STEJNEGER, 1918
- Scelotes duttoni BROADLEY, 1990
- Scelotes guentheri BOULENGER, 1887
- Scelotes poensis BOCAGE, 1895
- Scelotes uluguruensis BARBOUR & LOVERIDGE, 1928
- Scincella assata (COPE, 1864)
- Scincella caudaequinae (SMITH, 1951)
- Scincella cherriei (COPE, 1893)
- Scincella darevskii NGUYEN, ANANJEVA, ORLOV, RYBALTOVSKY & BÖHME, 2010
- Scincella devorator (DAREVSKY, ORLOV & CUC, 2004)
- Scincella gemmingeri (COPE, 1864)
- Scincella kikaapoa GARCÍA-VÁZQUEZ, CANSECO-MÁRQUEZ & NIETO-MONTES DE OCA, 2010
- Scincella lateralis (SAY, 1822)
- Scincella macrotis (STEINDACHNER, 1867)
- Scincella przewalskii (BEDRIAGA, 1912)
- Scincella rara (DAREVSKY & ORLOV, 1997)
- Scincella rufocaudata (DAREVSKY & NGUYEN VAN SANG, 1983)
- Scincella silvicola (TAYLOR, 1937)
- Scincopus fasciatus (PETERS, 1864)
- Scincus albifasciatus BOULENGER, 1890
- Scincus hemprichii WIEGMANN, 1837
- Scincus mitranus ANDERSON, 1871
- Scincus scincus (LINNAEUS, 1758)
- Seminatrix pygaea (COPE, 1871)
- Senticolis triaspis (COPE, 1866)
- Shinisaurus crocodilurus AHL, 1930
- Sibon dimidiatus (GÜNTHER, 1872)
- Sibon nebulatus (LINNAEUS, 1758)
- Sibynophis geminatus (BOIE, 1826)
- Sibynophis melanocephalus (GRAY, 1834)
- Sibynophis subpunctatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Siderolamprus adercus (SAVAGE, LIPS & IBÁÑEZ, 2008)
- Siderolamprus enneagrammus COPE, 1861
- Siderolamprus ingridae (WERLER & CAMPBELL, 2004)
- Siderolamprus laf (LOTZKAT, HERTZ & KÖHLER, 2016)
- Siderolamprus legnotus (CAMPBELL & CAMARILLO, 1994)
- Siderolamprus rozellae (SMITH, 1942)
- Silvascincus murrayi (BOULENGER, 1887)
- Silvascincus tryoni (LONGMAN, 1918)
- Simalia amethistina (SCHNEIDER, 1801)
- Simalia boeleni (BRONGERSMA, 1953)
- Simophis rhinostoma (SCHLEGEL, 1837)
- Sinomicrurus boettgeri (FRITZE, 1894)
- Sinomicrurus gorei (WALL, 1909)
- Sinomicrurus iwasakii (MAKI, 1935)
- Sinomicrurus japonicus (GÜNTHER, 1868)
- Sinomicrurus macclellandi (REINHARDT, 1844)
- Siphlophis compressus (DAUDIN, 1803)
- Siphlophis leucocephalus (GÜNTHER, 1863)
- Siphlophis worontzowi (PRADO, 1940)
- Sistrurus catenatus (RAFINESQUE, 1818)
- Sistrurus miliarius (LINNAEUS, 1766)
- Sitana dharwarensis AMBEKAR, MURTHY & MIRZA, 2020
- Sitana fusca SCHLEICH & KÄSTLE, 1998
- Sitana laticeps DEEPAK & GIRI, 2016
- Sitana marudhamneydhal DEEPAK, KHANDEKAR, VARMA & CHAITANYA, 2016
- Sitana ponticeriana CUVIER, 1829
- Sitana schleichi ANDERS & KÄSTLE, 2002
- Sitana sivalensis SCHLEICH, KÄSTLE & SHAH, 1998
- Sitana spinaecephalus DEEPAK, VYAS & GIRI, 2016
- Smithophis bicolor (BLYTH, 1855)
- Sonora annulata (BAIRD, 1859)
- Sonora episcopa (KENNICOTT, 1859)
- Sonora michoacanensis (DUGÈS, 1885)
- Sonora occipitalis (HALLOWELL, 1854)
- Sonora semiannulata BAIRD & GIRARD, 1853
- Spalerosophis diadema (SCHLEGEL, 1837)
- Spalerosophis microlepis JAN, 1865
- Sphaerodactylus argivus GARMAN, 1888
- Sphaerodactylus argus GOSSE, 1850
- Sphaerodactylus becki SCHMIDT, 1919
- Sphaerodactylus bromeliarum PETERS & SCHWARTZ, 1977
- Sphaerodactylus cochranae RUIBAL, 1946
- Sphaerodactylus continentalis WERNER, 1896
- Sphaerodactylus difficilis BARBOUR, 1914
- Sphaerodactylus elasmorhynchus THOMAS, 1966
- Sphaerodactylus epiurus THOMAS & HEDGES, 1993
- Sphaerodactylus exsul BARBOUR, 1914
- Sphaerodactylus gilvitorques COPE, 1862
- Sphaerodactylus glaucus COPE, 1866
- Sphaerodactylus grandisquamis STEJNEGER, 1904
- Sphaerodactylus guanajae MCCRANIE & HEDGES, 2012
- Sphaerodactylus lazelli SHREVE, 1968
- Sphaerodactylus levinsi HEATWOLE, 1968
- Sphaerodactylus lineolatus LICHTENSTEIN & MARTENS, 1856
- Sphaerodactylus macrolepis GÜNTHER, 1859
- Sphaerodactylus micropithecus SCHWARTZ, 1977
- Sphaerodactylus monensis MEERWARTH, 1901
- Sphaerodactylus notatus (BAIRD, 1859)
- Sphaerodactylus nycteropus THOMAS & SCHWARTZ, 1977
- Sphaerodactylus pacificus STEJNEGER, 1903
- Sphaerodactylus perissodactylius THOMAS & HEDGES, 1988
- Sphaerodactylus plummeri THOMAS & HEDGES, 1992
- Sphaerodactylus poindexteri MCCRANIE & HEDGES, 2013
- Sphaerodactylus schuberti THOMAS & HEDGES, 1998
- Sphaerodactylus siboney FONG & DIAZ, 2004
- Sphaerodactylus sommeri GRAHAM, 1981
- Sphaerodactylus williamsi THOMAS & SCHWARTZ, 1983
- Sphenodon punctatus (GRAY, 1842)
- Sphenomorphus apalpebratus DATTA-ROY, DAS, BAUER, LYNGDOH-TRON & KARANTH, 2013
- Sphenomorphus bacboensis (EREMCHENKO, 2003)
- Sphenomorphus buenloicus DAREVSKY & NGUYEN VAN SANG, 1983
- Sphenomorphus buettikoferi (LIDTH DE JEUDE, 1905)
- Sphenomorphus cameronicus SMITH, 1924
- Sphenomorphus capitolythos (SHEA & MICHELS, 2008)
- Sphenomorphus consobrinus (PETERS & DORIA, 1878)
- Sphenomorphus crassus INGER, LIAN, LAKIM & YAMBUN, 2001
- Sphenomorphus cryptotis DAREVSKY, ORLOV & CUC, 2004
- Sphenomorphus dekkerae SHEA, 2017
- Sphenomorphus dussumieri (DUMÉRIL & BIBRON, 1839)
- Sphenomorphus grandisonae TAYLOR, 1962
- Sphenomorphus helenae COCHRAN, 1927
- Sphenomorphus indicus (GRAY, 1853)
- Sphenomorphus maculatus (BLYTH, 1853)
- Sphenomorphus maindroni (SAUVAGE, 1879)
- Sphenomorphus malaisei (RENDAHL, 1937)
- Sphenomorphus modiglianii (BOULENGER, 1894)
- Sphenomorphus murudensis SMITH, 1925
- Sphenomorphus praesignis (BOULENGER, 1900)
- Sphenomorphus sheai NGUYEN, NGUYEN, VAN DEVENDER, BONKOWSKI & ZIEGLER, 2013
- Sphenomorphus shelfordi (BOULENGER, 1900)
- Sphenomorphus simus (SAUVAGE, 1879)
- Sphenomorphus sungaicolus SUMARLI, GRISMER, WOOD, AHMAD, RIZAL, ISMAIL, IZAM, AHMAD & LINKEM, 2016
- Sphenomorphus tenuiculus (MOCQUARD, 1890)
- Sphenomorphus transversus GREER & PARKER, 1971
- Sphenomorphus wollastoni (BOULENGER, 1914)
- Sphenomorphus zimmeri (AHL, 1933)
- Spilotes pullatus (LINNAEUS, 1758)
- Spilotes sulphureus (WAGLER, 1824)
- Spondylurus anegadae HEDGES & CONN, 2012
- Spondylurus haitiae HEDGES & CONN, 2012
- Spondylurus macleani (MAYER & LAZELL, 2000)
- Spondylurus martinae HEDGES & CONN, 2012
- Spondylurus monae HEDGES & CONN, 2012
- Spondylurus monitae HEDGES & CONN, 2012
- Spondylurus powelli HEDGES & CONN, 2012
- Stegonotus admiraltiensis RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- Stegonotus derooijae RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- Stegonotus iridis RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- Stegonotus melanolabiatus RUANE, RICHARDS, MCVAY, TJATURADI, KREY & AUSTIN, 2017
- Stenocercus amydrorhytus KÖHLER & LEHR, 2015
- Stenocercus bolivarensis CASTRO & AYALA, 1982
- Stenocercus chinchaoensis VENEGAS, DURAN & GARCIA-BURNEO, 2013
- Stenocercus doellojuradoi (FREIBERG, 1944)
- Stenocercus eunetopsis CADLE, 1991
- Stenocercus haenschi (WERNER, 1901)
- Stenocercus ivitus FRITTS, 1972
- Stenocercus johaberfellneri KÖHLER & LEHR, 2015
- Stenocercus nigromaculatus NOBLE, 1924
- Stenocercus nubicola FRITTS, 1972
- Stenocercus omari VENEGAS, ECHEVARRÍA, GARCÍA-BURNEO & KOCH, 2016
- Stenocercus praeornatus FRITTS, 1972
- Stenocercus squarrosus NOGUEIRA & RODRIGUES, 2006
- Stenocercus trachycephalus (DUMÉRIL, 1851)
- Stenocercus tricristatus (DUMÉRIL, 1851)
- Stenocercus varius BOULENGER, 1885
- Stenodactylus affinis (MURRAY, 1884)
- Stenodactylus grandiceps HAAS, 1952
- Stenodactylus mauritanicus GUICHENOT, 1850
- Stenodactylus petrii ANDERSON, 1896
- Stenodactylus slevini HAAS, 1957
- Stenodactylus stenurus WERNER, 1899
- Stenodactylus sthenodactylus (LICHTENSTEIN, 1823)
- Stenorrhina degenhardtii (BERTHOLD, 1846)
- Stenorrhina freminvillei (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Sternotherus carinatus (GRAY, 1856)
- Sternotherus depressus TINKLE & WEBB, 1955
- Sternotherus intermedius SCOTT, GLENN & RISSLER, 2017
- Sternotherus minor (AGASSIZ, 1857)
- Sternotherus odoratus (LATREILLE, 1802)
- Sternotherus peltifer SMITH & GLASS, 1947
- Stigmochelys pardalis (BELL, 1828)
- Storeria dekayi (HOLBROOK, 1839)
- Storeria occipitomaculata (STORER, 1839)
- Storeria storerioides (COPE, 1866)
- Strobilurus torquatus WIEGMANN, 1834
- Strophurus ciliaris (BOULENGER, 1885)
- Strophurus congoo VANDERDUYS, 2016
- Strophurus elderi (STIRLING & ZIETZ, 1893)
- Strophurus horneri OLIVER & PARKIN, 2014
- Strophurus intermedius (OGILBY, 1892)
- Strophurus jeanae (STORR, 1988)
- Strophurus krisalys SADLIER, 2005
- Strophurus mcmillani (STORR, 1978)
- Strophurus robinsoni (SMITH, 1995)
- Strophurus taeniatus (LÖNNBERG & ANDERSSON, 1913)
- Strophurus trux VANDERDUYS, 2017
- Strophurus williamsi (KLUGE, 1963)
- Subdoluseps bowringii (GÜNTHER, 1864)
- Suta dwyeri (WORRELL, 1956)
- Suta fasciata (ROSÉN, 1905)
- Suta flagellum (MCCOY, 1878)
- Suta nigriceps (GÜNTHER, 1863)
- Suta punctata (BOULENGER, 1896)
- Suta spectabilis KREFFT, 1869
- Suta suta (PETERS, 1863)
- Tachygyia microlepis (DUMÉRIL & BIBRON, 1839)
- Tachymenis peruviana WIEGMANN, 1834
- Taeniophallus nicagus (COPE, 1868)
- Takydromus albomaculosus WANG, GONG, LIU & WANG, 2017
- Takydromus amurensis PETERS, 1881
- Takydromus haughtonianus JERDON, 1870
- Takydromus intermedius STEJNEGER, 1924
- Takydromus khasiensis BOULENGER, 1917
- Takydromus kuehnei VAN DENBURGH, 1909
- Takydromus madaensis BOBROV, 2013
- Takydromus septentrionalis GÜNTHER, 1864
- Takydromus sexlineatus DAUDIN, 1802
- Takydromus sikkimensis GÜNTHER, 1888
- Takydromus sylvaticus (POPE, 1928)
- Takydromus wolteri FISCHER, 1885
- Tantilla berguidoi BATISTA, MEBERT, LOTZKAT & WILSON, 2016
- Tantilla bocourti (GÜNTHER, 1895)
- Tantilla calamarina COPE, 1866
- Tantilla coronata BAIRD & GIRARD, 1853
- Tantilla cucullata MINTON, 1956
- Tantilla excelsa MCCRANIE & SMITH, 2017
- Tantilla gottei MCCRANIE & SMITH, 2017
- Tantilla hendersoni STAFFORD, 2004
- Tantilla melanocephala (LINNAEUS, 1758)
- Tantilla moesta (GÜNTHER, 1863)
- Tantilla nigriceps KENNICOTT, 1860
- Tantilla planiceps (BLAINVILLE, 1835)
- Tantilla robusta CANSECO-MÁRQUEZ, MENDELSON & GUTIÉRREZ-MAYÉN, 2002
- Tantilla rubra COPE, 1875
- Tantilla stenigrammi MCCRANIE & SMITH, 2017
- Tantilla tjiasmantoi KOCH & VENEGAS, 2016
- Tantilla vulcani CAMPBELL, 1998
- Tantillita lintoni (SMITH, 1940)
- Tarentola albertschwartzi SPRACKLAND & SWINNEY, 1998
- Tarentola annularis (GEOFFROY SAINT-HILAIRE, 1827)
- Tarentola bocagei VASCONCELOS, PERERA, GENIEZ, HARRIS & CARRANZA, 2012
- Tarentola deserti BOULENGER, 1891
- Tarentola ephippiata O’SHAUGHNESSY, 1875
- Tarentola fascicularis (DAUDIN, 1802)
- Tarentola hoggarensis WERNER, 1937
- Tarentola mauritanica (LINNAEUS, 1758)
- Tarentola mindiae BAHA EL DIN, 1997
- Tarentola neglecta STRAUCH, 1887
- Tarentola nicolauensis SCHLEICH, 1984
- Tarentola senegambiae JOGER, 1984
- Techmarscincus jigurru (COVACEVICH, 1984)
- Teira dugesii (MILNE-EDWARDS, 1829)
- Teius oculatus (D’ORBIGNY & BIBRON, 1837)
- Teius suquiensis AVILA & MARTORI, 1991
- Teius teyou (DAUDIN, 1802)
- Telescopus dhara (FORSKÅL, 1775)
- Telescopus fallax FLEISCHMANN, 1831
- Telescopus semiannulatus SMITH, 1849
- Telescopus tripolitanus (WERNER, 1909)
- Telescopus variegatus (REINHARDT, 1843)
- Tenuidactylus bogdanovi NAZAROV & POYARKOV, 2013
- Tenuidactylus caspius (EICHWALD, 1831)
- Tenuidactylus fedtschenkoi (STRAUCH, 1887)
- Tenuidactylus turcmenicus (SZCZERBAK, 1978)
- Teratoscincus bedriagai NIKOLSKY, 1900
- Teratoscincus keyserlingii STRAUCH, 1863
- Teratoscincus mesriensis NAZAROV, RADJABIZADEH, POYARKOV, ANANJEVA, MELNIKOV & RASTEGAR-POUYANI, 2017
- Teratoscincus microlepis NIKOLSKY, 1900
- Teratoscincus przewalskii STRAUCH, 1887
- Teratoscincus roborowskii BEDRIAGA, 1906
- Teratoscincus rustamowi SZCZERBAK, 1979
- Teratoscincus scincus (SCHLEGEL, 1858)
- Teratoscincus sistanense AKBARPOUR, SHAFIEI, SEHHATISABET & DAMADI, 2017
- Teretrurus rhodogaster (WALL, 1921)
- Terrapene carolina (LINNAEUS, 1758)
- Terrapene coahuila SCHMIDT & OWENS, 1944
- Terrapene mexicana (GRAY, 1849)
- Terrapene nelsoni STEJNEGER, 1925
- Terrapene ornata (AGASSIZ, 1857)
- Terrapene triunguis (AGASSIZ, 1857)
- Terrapene yucatana (BOULENGER, 1895)
- Testudo graeca LINNAEUS, 1758
- Testudo hermanni GMELIN, 1789
- Testudo horsfieldii GRAY, 1844
- Testudo kleinmanni LORTET, 1883
- Testudo marginata SCHOEPFF, 1792
- Tetradactylus eastwoodae HEWITT & METHUEN, 1913
- Tetradactylus seps (LINNAEUS, 1758)
- Tetradactylus udzungwensis SALVIDIO, MENEGON, SINDACO & MOYER, 2004
- Tetralepis fruhstorferi BOETTGER, 1892
- Thamnodynastes pallidus (LINNAEUS, 1758)
- Thamnophis bogerti ROSSMAN & BURBRINK, 2005
- Thamnophis brachystoma (COPE, 1892)
- Thamnophis chrysocephalus (COPE, 1885)
- Thamnophis cyrtopsis (KENNICOTT, 1860)
- Thamnophis elegans (BAIRD & GIRARD, 1853)
- Thamnophis eques (REUSS, 1834)
- Thamnophis errans SMITH, 1942
- Thamnophis gigas FITCH, 1940
- Thamnophis marcianus (BAIRD & GIRARD, 1853)
- Thamnophis melanogaster (PETERS, 1864)
- Thamnophis proximus (SAY, 1823)
- Thamnophis pulchrilatus (COPE, 1885)
- Thamnophis radix (BAIRD & GIRARD, 1853)
- 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 validus (KENNICOTT, 1860)
- Thecadactylus rapicauda (HOUTTUYN, 1782)
- Thecadactylus solimoensis BERGMANN & RUSSELL, 2007
- Thelotornis capensis SMITH, 1849
- Thelotornis kirtlandii (HALLOWELL, 1844)
- Thelotornis mossambicanus (BOCAGE, 1895)
- Thermophis zhaoermii GUO, LIU, FENG & HE, 2008
- Thrasops jacksonii GÜNTHER, 1895
- Tiliqua adelaidensis (PETERS, 1863)
- Tiliqua gigas (SCHNEIDER, 1801)
- Tiliqua multifasciata STERNFELD, 1919
- Tiliqua nigrolutea (QUOY & GAIMARD, 1824)
- Tiliqua occipitalis (PETERS, 1863)
- Tiliqua rugosa (GRAY, 1825)
- Tiliqua scincoides (WHITE, 1790)
- Timon pater (LATASTE, 1880)
- Tomistoma schlegelii (MÜLLER, 1838)
- Tomodon dorsatus DUMÉRIL, BIBRON & DUMÉRIL, 1854
- Toropuku stephensi (ROBB, 1980)
- Toxicocalamus cratermontanus KRAUS, 2017
- Toxicocalamus ernstmayri O’SHEA, PARKER & KAISER, 2015
- Toxicocalamus longissimus BOULENGER, 1896
- Toxicocalamus nigrescens KRAUS, 2017
- Toxicodryas pulverulenta (FISCHER, 1856)
- Trachemys adiutrix VANZOLINI, 1995
- Trachemys callirostris (GRAY, 1855)
- Trachemys decorata (BARBOUR & CARR, 1940)
- Trachemys decussata (GRAY, 1831)
- Trachemys dorbigni (DUMÉRIL & BIBRON, 1835)
- Trachemys gaigeae (HARTWEG, 1939)
- Trachemys grayi (BOCOURT, 1868)
- Trachemys hartwegi (LEGLER, 1990)
- Trachemys medemi VARGAS-RAMÍREZ, VALLE, CEBALLOS & FRITZ, 2017
- Trachemys nebulosa (VAN DENBURGH, 1895)
- Trachemys ornata (GRAY, 1831)
- Trachemys scripta (THUNBERG, 1792)
- Trachemys stejnegeri SCHMIDT, 1928
- Trachemys taylori (LEGLER, 1960)
- Trachemys terrapen (BONNATERRE, 1789)
- Trachemys venusta (GRAY, 1856)
- Trachemys yaquia (LEGLER & WEBB, 1970)
- Trachylepis acutilabris (PETERS, 1862)
- Trachylepis adamastor CERIACO, 2015
- Trachylepis affinis (GRAY, 1839)
- Trachylepis atlantica (SCHMIDT, 1945)
- Trachylepis aureogularis (MÜLLER, 1885)
- Trachylepis betsileana (MOCQUARD, 1906)
- Trachylepis brevicollis (WIEGMANN, 1837)
- Trachylepis buettneri (MATSCHIE, 1893)
- Trachylepis cristinae SINDACO, METALLINOU, PUPIN, FASOLA & CARRANZA, 2012
- Trachylepis damarana (PETERS, 1870)
- Trachylepis dichroma GÜNTHER, WHITING & BAUER, 2005
- Trachylepis gonwouoi ALLEN, TAPONDJOU, WELTON & BAUER, 2017
- Trachylepis infralineata (BOETTGER, 1913)
- Trachylepis keroanensis (CHABANAUD, 1921)
- Trachylepis lacertiformis (PETERS, 1854)
- Trachylepis laevigata (PETERS, 1869)
- Trachylepis laevis (BOULENGER, 1907)
- Trachylepis langheldi (STERNFELD, 1917)
- Trachylepis loluiensis KINGDON & SPAWLS, 2010
- Trachylepis maculata (GRAY, 1839)
- Trachylepis maculilabris (GRAY, 1845)
- Trachylepis makolowodei CHIRIO, INEICH, SCHMITZ & LEBRETON, 2008
- Trachylepis megalura (PETERS, 1878)
- Trachylepis mekuana (CHIRIO & INEICH, 2001)
- Trachylepis nganghae INEICH & CHIRIO, 2004
- Trachylepis notabilis (PETERS, 1879)
- Trachylepis paucisquamis (HOOGMOED, 1978)
- Trachylepis pendeana (INEICH & CHIRIO, 2001)
- Trachylepis perrotetii (DUMÉRIL & BIBRON, 1839)
- Trachylepis planifrons (PETERS, 1878)
- Trachylepis polytropis (BOULENGER, 1903)
- Trachylepis punctulata (BOCAGE, 1872)
- Trachylepis sechellensis (DUMÉRIL & BIBRON, 1839)
- Trachylepis striata (PETERS, 1844)
- Trachylepis thomensis CERÍACO, MARQUES & BAUER, 2016
- Trachylepis varia (PETERS, 1867)
- Trachylepis vezo (RAMANAMANJATO, NUSSBAUM & RAXWORTHY, 1999)
- Trachylepis wahlbergii (PETERS, 1870)
- Trapelus agilis (OLIVIER, 1807)
- Trapelus agnetae (WERNER, 1929)
- Trapelus megalonyx GÜNTHER, 1864
- Trapelus mutabilis (MERREM, 1820)
- Trapelus ruderatus (OLIVIER, 1804)
- Trapelus sanguinolentus (PALLAS, 1814)
- Tretanorhinus nigroluteus COPE, 1861
- Tretioscincus agilis (RUTHVEN, 1916)
- Tretioscincus oriximinensis AVILA-PIRES, 1995
- Tribolonotus choiseulensis RITTMEYER & AUSTIN, 2017
- Tribolonotus parkeri RITTMEYER & AUSTIN, 2017
- Tricheilostoma bicolor (JAN, 1860)
- Trilepida affinis (BOULENGER, 1884)
- Trilepida macrolepis (PETERS, 1858)
- Trimeresurus albolabris GRAY, 1842
- Trimeresurus insularis KRAMER, 1977
- Trimeresurus macrops KRAMER, 1977
- Trimeresurus nebularis VOGEL, DAVID & PAUWELS, 2004
- Trimeresurus phuketensis SUMONTHA, KUNYA, PAUWELS, NITIKUL & PUNNADEE, 2011
- Trimeresurus popeiorum SMITH, 1937
- Trimeresurus sabahi REGENASS & KRAMER, 1981
- Trimeresurus septentrionalis KRAMER, 1977
- Trimeresurus vogeli DAVID, VIDAL & PAUWELS, 2001
- Trimetopon slevini DUNN, 1940
- Trimorphodon biscutatus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Trimorphodon paucimaculatus TAYLOR, 1936
- Trimorphodon tau COPE, 1870
- Trioceros bitaeniatus (FISCHER, 1884)
- Trioceros hoehnelii (STEINDACHNER, 1891)
- Trioceros johnstoni (BOULENGER, 1901)
- Trioceros kinangopensis STIPALA, LUTZMANN, MALONZA, WILKINSON, GODLEY, NYAMACHE & EVANS, 2012
- Trioceros kinetensis (SCHMIDT, 1943)
- Trioceros laterispinis (LOVERIDGE, 1932)
- Trioceros marsabitensis (TILBURY, 1991)
- Trioceros melleri (GRAY, 1865)
- Trioceros narraioca (NECAS, MODRY & SLAPETA, 2003)
- Trioceros ntunte (NECAS, MODRY & SLAPETA, 2005)
- Trioceros tempeli (TORNIER, 1899)
- Trioceros werneri (TORNIER, 1899)
- Trionyx triunguis (FORSKÅL, 1775)
- Trogonophis wiegmanni KAUP, 1830
- Tropidechis carinatus (KREFFT, 1863)
- Tropidoclonion lineatum (HALLOWELL, 1856)
- Tropidodipsas fasciata GÜNTHER, 1858
- Tropidodipsas philippii (JAN, 1863)
- Tropidodipsas zweifeli (LINER & WILSON, 1970)
- Tropidodryas striaticeps (COPE, 1870)
- Tropidolaemus subannulatus (GRAY, 1842)
- Tropidolaemus wagleri (BOIE, 1827)
- Tropidonophis dendrophiops (GÜNTHER, 1883)
- Tropidonophis mairii (GRAY, 1841)
- Tropidophis hendersoni HEDGES & GARRIDO, 2002
- Tropidophis melanurus (SCHLEGEL, 1837)
- Tropidophis paucisquamis (MÜLLER, 1901)
- Tropidophorus assamensis ANNANDALE, 1912
- Tropidophorus beccarii PETERS, 1871
- Tropidophorus grayi GÜNTHER, 1861
- Tropidophorus iniquus LIDTH DE JEUDE, 1905
- Tropidophorus latiscutatus HIKIDA, ORLOV, NABHITABHATA & OTA, 2002
- Tropidophorus micropus LIDTH DE JEUDE, 1905
- Tropidophorus murphyi HIKIDA, ORLOV, NABHITABHATA & OTA, 2002
- Tropidophorus noggei ZIEGLER, THANH & THANH, 2005
- Tropidophorus sebi PUI, KARIN, BAUER & DAS, 2017
- Tropidosaura montana (GRAY, 1831)
- Tropidurus etheridgei CEI, 1982
- Tropidurus helenae (MANZANI & ABE, 1990)
- Tropidurus hispidus (SPIX, 1825)
- Tropidurus hygomi REINHARDT & LÜTKEN, 1862
- Tropidurus imbituba KUNZ & BORGES-MARTINS, 2013
- Tropidurus itambere RODRIGUES, 1987
- Tropidurus lagunablanca CARVALHO, 2016
- Tropidurus montanus RODRIGUES, 1987
- Tropidurus oreadicus RODRIGUES, 1987
- Tropidurus pinima (RODRIGUES, 1984)
- Tropidurus semitaeniatus (SPIX, 1825)
- Tropidurus spinulosus (COPE, 1862)
- Tropidurus torquatus (WIED-NEUWIED, 1820)
- Tropiocolotes nattereri STEINDACHNER, 1901
- Tropiocolotes naybandensis KRAUSE, AHMADZADEH, MOAZENI, WAGNER & WILMS, 2013
- Tropiocolotes steudneri (PETERS, 1869)
- Tropiocolotes tripolitanus PETERS, 1880
- Tropiocolotes wolfgangboehmei WILMS, SHOBRAK & WAGNER, 2010
- Tukutuku rakiurae (THOMAS, 1981)
- Tupinambis cryptus MURPHY, JOWERS, LEHTINEN, CHARLES, COLLI, PERES JR, HENDRY & PYRON, 2016
- Tupinambis quadrilineatus MANZANI & ABE, 1997
- Tupinambis teguixin (LINNAEUS, 1758)
- Tympanocryptis intima MITCHELL, 1948
- Tympanocryptis lineata PETERS, 1863
- Tympanocryptis pentalineata MELVILLE, SMITH, HOBSON, HUNJAN & SHOO, 2014
- Tympanocryptis pinguicolla MITCHELL, 1948
- Tympanocryptis tetraporophora LUCAS & FROST, 1895
- Typhlacontias rohani ANGEL, 1923
- Typhlacontias rudebecki HAACKE, 1997
- Tytthoscincus batupanggah KARIN, DAS & BAUER, 2016
- Tytthoscincus bukitensis (GRISMER, 2007)
- Tytthoscincus butleri (BOULENGER, 1912)
- Tytthoscincus cophias BOULENGER, 1908
- Tytthoscincus ishaki (GRISMER, 2006)
- Tytthoscincus jaripendek GRISMER, WOOD, QUAH, ANUAR, NGADI, MOHD-IZAM & AHMAD, 2017
- Tytthoscincus kakikecil GRISMER, WOOD, QUAH, ANUAR, NGADI, MOHD-IZAM & AHMAD, 2017
- Tytthoscincus leproauricularis KARIN, DAS & BAUER, 2016
- Tytthoscincus martae GRISMER, WOOD, QUAH, ANUAR, NGADI, MOHD-IZAM & AHMAD, 2017
- Tytthoscincus panchorensis GRISMER, MUIN, WOOD, ANUAR & LINKEM, 2016
- Tytthoscincus perhentianensis (GRISMER, WOOD & GRISMER, 2009)
- Tytthoscincus sanana (KOPSTEIN, 1926)
- Tytthoscincus sibuensis (GRISMER, 2006)
- Tytthoscincus temasekensis GRISMER, WOOD, LIM & LIANG, 2017
- Tytthoscincus temengorensis (GRISMER, AHMAD & ONN, 2009)
- Uma exsul SCHMIDT & BOGERT, 1947
- Uma notata BAIRD, 1858
- Uma scoparia COPE, 1894
- Underwoodisaurus milii (BORY DE SAINT-VINCENT, 1823)
- Ungaliophis panamensis SCHMIDT, 1933
- Urocotyledon rasmusseni BAUER & MENEGON, 2006
- Urocotyledon wolterstorffi (TORNIER, 1900)
- Uromastyx acanthinura BELL, 1825
- Uromastyx aegyptia (FORSKÅL, 1775)
- Uromastyx alfredschmidti WILMS & BÖHME, 2001
- Uromastyx benti (ANDERSON, 1894)
- Uromastyx dispar HEYDEN, 1827
- Uromastyx geyri MÜLLER, 1922
- Uromastyx macfadyeni PARKER, 1932
- Uromastyx nigriventris ROTHSCHILD & HARTERT, 1912
- Uromastyx occidentalis MATEO, GENIEZ, LOPEZ-JURADO & BONS, 1999
- Uromastyx ocellata LICHTENSTEIN, 1823
- Uromastyx ornata HEYDEN, 1827
- Uromastyx princeps O’SHAUGHNESSY, 1880
- Uromastyx shobraki WILMS & SCHMITZ, 2007
- Uromastyx thomasi PARKER, 1930
- Uromastyx yemenensis WILMS & SCHMITZ, 2007
- Uroplatus fimbriatus (SCHNEIDER, 1797)
- Uroplatus fotsivava RATSOAVINA, GEHRING, SCHERZ, VIEITES, GLAW & VENCES, 2017
- Uroplatus giganteus GLAW, KOSUCH, HENKEL, SOUND & BÖHME, 2006
- Uroplatus kelirambo RATSOAVINA, GEHRING, SCHERZ, VIEITES, GLAW & VENCES, 2017
- Uroplatus lineatus (DUMÉRIL & BIBRON, 1836)
- Uroplatus sameiti BÖHME & IBISCH, 1990
- Urosaurus bicarinatus (DUMÉRIL, 1856)
- Urosaurus clarionensis (TOWNSEND, 1890)
- Urosaurus graciosus HALLOWELL, 1854
- Urosaurus ornatus (BAIRD & GIRARD, 1852)
- Urostrophus grilli BOULENGER, 1891
- Urostrophus vautieri DUMÉRIL & BIBRON, 1837
- Urotheca fulviceps (COPE, 1886)
- Urotheca lateristriga (BERTHOLD, 1859)
- Uta encantadae GRISMER, 1994
- Uta lowei GRISMER, 1994
- Uta nolascensis VAN DENBURGH & SLEVIN, 1921
- Uta palmeri STEJNEGER, 1890
- Uta stansburiana BAIRD & GIRARD, 1852
- Uta tumidarostra GRISMER, 1994
- Uvidicolus sphyrurus (OGILBY, 1892)
- Vanzosaura multiscutata (AMARAL, 1933)
- Vanzosaura rubricauda (BOULENGER, 1902)
- Varanus acanthurus BOULENGER, 1885
- Varanus albigularis (DAUDIN, 1802)
- Varanus auffenbergi SPRACKLAND, 1999
- Varanus bengalensis (DAUDIN, 1802)
- Varanus boehmei JACOBS, 2003
- Varanus caerulivirens ZIEGLER, BÖHME & PHILIPP, 1999
- Varanus caspius (EICHWALD, 1831)
- Varanus chlorostigma (GRAY, 1831)
- Varanus colei BÖHME, JACOBS, KOPPETSCH & SCHMITZ, 2019
- Varanus dalubhasa WELTON, TRAVERS, SILER & BROWN, 2014
- Varanus doreanus (MEYER, 1874)
- Varanus douarrha (LESSON, 1830)
- Varanus exanthematicus (BOSC, 1792)
- Varanus flavescens (HARDWICKE & GRAY, 1827)
- Varanus gouldii (GRAY, 1838)
- Varanus griseus (DAUDIN, 1803)
- Varanus hamersleyensis MARYAN, OLIVER, FITCH & O’CONNELL, 2014
- Varanus indicus (DAUDIN, 1802)
- Varanus jobiensis AHL, 1932
- Varanus komodoensis OUWENS, 1912
- Varanus nesterovi BÖHME, EHRLICH, MILTO, ORLOV & SCHOLZ, 2015
- Varanus niloticus (LINNAEUS, 1766)
- Varanus olivaceus HALLOWELL, 1857
- Varanus pilbarensis STORR, 1980
- Varanus prasinus (SCHLEGEL, 1839)
- Varanus reisingeri EIDENMÜLLER & WICKER, 2005
- Varanus rosenbergi MERTENS, 1957
- Varanus salvator (LAURENTI, 1768)
- Varanus semotus WEIJOLA, DONNELLAN & LINDQVIST, 2016
- Varanus spinulosus MERTENS, 1941
- Varanus telenesetes SPRACKLAND, 1991
- Varanus togianus (PETERS, 1872)
- Varanus tristis SCHLEGEL, 1839
- Varanus varius (SHAW, 1790)
- Varanus yemenensis BÖHME, JOGER & SCHÄTTI, 1989
- Varanus yuwonoi HARVEY & BARKER, 1998
- Varanus zugorum BÖHME & ZIEGLER, 2005
- Vermicella annulata (GRAY, 1841)
- Vietnascincus rugosus DAREVSKY & ORLOV, 1994
- Vipera ammodytes (LINNAEUS, 1758)
- Vipera anatolica EISELT & BARAN, 1970
- Vipera aspis (LINNAEUS, 1758)
- Vipera berus (LINNAEUS, 1758)
- Vipera dinniki NIKOLSKY, 1913
- Vipera eriwanensis (REUSS, 1933)
- Vipera graeca NILSON & ANDRÉN, 1988
- Vipera kaznakovi NIKOLSKY, 1909
- 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 seoanei LATASTE, 1879
- Vipera transcaucasiana BOULENGER, 1913
- Vipera ursinii (BONAPARTE, 1835)
- Vipera walser GHIELMI, MENEGON, MARSDEN, LADDAGA & URSENBACHER, 2016
- Virginia valeriae BAIRD & GIRARD, 1853
- Voeltzkowia mobydick (MIRALLES, ANJERINIAINA, HIPSLEY, MÜLLER, GLAW & VENCES, 2012)
- Wallaceophis gujaratensis MIRZA, VYAS, PATEL, MAHETA & SANAP, 2016
- Wallophis brachyura (GÜNTHER, 1866)
- Walterinnesia aegyptia LATASTE, 1887
- Wilsonosaura josyi (KÖHLER, 2003)
- Woodworthia maculata (GRAY, 1845)
- Xantusia bolsonae WEBB, 1970
- Xantusia gracilis GRISMER & GALVAN, 1986
- Xantusia jaycolei BEZY, BEZY & BOLLES, 2008
- Xantusia sanchezi BEZY & FLORES-VILLELA, 1999
- Xantusia sherbrookei BEZY, BEZY & BOLLES, 2008
- Xantusia vigilis BAIRD, 1859
- Xenelaphis hexagonotus (CANTOR, 1847)
- Xenocalamus mechowii PETERS, 1881
- Xenochrophis trianguligerus (BOIE, 1827)
- Xenochrophis vittatus (LINNAEUS, 1758)
- Xenodermus javanicus REINHARDT, 1836
- Xenodon guentheri BOULENGER, 1894
- Xenodon merremii (WAGLER, 1824)
- Xenodon nattereri (STEINDACHNER, 1867)
- Xenodon neuwiedii GÜNTHER, 1863
- Xenodon rabdocephalus (WIED-NEUWIED, 1824)
- Xenopeltis unicolor REINWARDT, 1827
- Xenophidion acanthognathus GÜNTHER & MANTHEY, 1995
- Xenopholis scalaris (WUCHERER, 1861)
- Xenopholis undulatus (JENSEN, 1900)
- Xenosaurus grandis (GRAY, 1856)
- Xenosaurus mendozai NIETO-MONTES DE OCA, GARCÍA-VÁZQUEZ, ZÚÑIGA-VEGA & SCHMIDT-BALLARDO, 2013
- Xenosaurus newmanorum TAYLOR, 1949
- Xenosaurus penai PÉREZ-RAMOS, DE LA RIVA & CAMPBELL, 2000
- Xenosaurus platyceps KING & THOMPSON, 1968
- Xenosaurus rectocollaris SMITH & IVERSON, 1993
- Xenosaurus sanmartinensis WERLER & SHANNON, 1961
- Xenosaurus tzacualtipantecus WOOLRICH-PIÑA & SMITH, 2012
- Xenoxybelis argenteus (DAUDIN, 1803)
- Xerotyphlops socotranus (BOULENGER, 1889)
- Xerotyphlops vermicularis (MERREM, 1820)
- Xyelodontophis uluguruensis BROADLEY & WALLACH, 2002
- Xylophis perroteti (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
- Xylophis stenorhynchus (GÜNTHER, 1875)
- Yanomamia hoogmoedi (KOK, 2008)
- Zamenis hohenackeri (STRAUCH, 1873)
- Zamenis lineatus (CAMERANO, 1891)
- Zamenis longissimus (LAURENTI, 1768)
- Zamenis scalaris (SCHINZ, 1822)
- Zamenis situla (LINNAEUS, 1758)
- Zonosaurus laticaudatus (GRANDIDIER, 1869)
- Zonosaurus maramaintso RASELIMANANA, NUSSBAUM & RAXWORTHY, 2006
- Zootoca carniolica (MAYER, BÖHME, TIEDEMANN & BISCHOFF, 2000)
- Zootoca vivipara (LICHTENSTEIN, 1823)
- Zygaspis nigra BROADLEY & GANS, 1969
- Zygaspis quadrifrons (PETERS, 1862)