Classification of the clade Sauria

Unr. Sauria Gauthier 1984 [crown diapsid]
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G. †Antarcticoolithus Legendre et al. 2020
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Antarcticoolithus bradyi Legendre et al. 2020
Unr. †Choristodera Cope 1876 [choristodere]
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G. †Coeruleodraco Matsumoto et al. 2019
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Coeruleodraco jurassicus Matsumoto et al. 2019
Fm. †Cteniogenyidae Seiffert 1975
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G. †Cteniogenys Gilmore 1928
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Cteniogenys antiquus Gilmore 1928
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Invalid names: Cteniogenys reedi Seiffert 1975 [synonym]
G. †Heishanosaurus Dong et al. 2020
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Heishanosaurus pygmaeus Dong et al. 2020
G. †Hyphalosaurus Gao et al. 1999
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Hyphalosaurus baitaigouensis Ji et al. 2004
Hyphalosaurus lingyuanensis Gao et al. 1999
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Invalid names: Sinohydrosaurus lingyuanensis Li et al. 1999 [objective synonym]
Invalid names: Sinohydrosaurus Li et al. 1999 [objective synonym]
G. †Irenosaurus Efimov 1988
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Irenosaurus egloni Efimov 1983
G. †Khurendukhosaurus Sigogneau-Russell and Efimov 1984
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Khurendukhosaurus orlovi Sigogneau-Russell and Efimov 1984
Invalid names: Khurendukhosaurus bajkalensis Efimov 1996 [nomen dubium]
G. †Lazarussuchus Hecht 1992
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Lazarussuchus dvoraki Evans and Klembara 2005
G. †Monjurosuchus Endo 1940
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Monjurosuchus manchoukuoensis Zhou and Wang 2010
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Invalid names: Rhynchosaurus orientalis Endo and Shikama 1942 [synonym]
Subor. †Neochoristodera Evans and Hecht 1993
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Fm. †Champsosauridae Cope 1876 [champsosaur]
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G. †Champsosaurichnus Lockley and Hunt 1995
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Champsosaurichnus parfeti Lockley and Hunt 1995
G. †Eotomistoma Young 1964
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G. †Champsosaurus Cope 1876
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Champsosaurus gigas Erickson 1972
Champsosaurus lindoei Gao and Fox 1998
Champsosaurus natator Parks 1933
Champsosaurus norelli Brownstein 2022
Champsosaurus tenuis Erickson 1981
Invalid names: Champsosaurus annectens Cope 1876 [nomen vanum], Champsosaurus australis Cope 1881 [nomen vanum], Champsosaurus brevicollis Cope 1876 [nomen vanum], Champsosaurus inelegans Parks 1933 [nomen vanum], Champsosaurus inflatus Parks 1933 [nomen vanum], Champsosaurus profundus Cope 1876 [nomen vanum], Champsosaurus puercensis Cope 1882 [nomen vanum], Champsosaurus saponensis Cope 1882 [nomen vanum], Champsosaurus vaccinsulensis Cope 1876 [nomen vanum]
G. †Ikechosaurus Sigogneau-Russell 1981
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Ikechosaurus gaoi Lü et al. 1999
Ikechosaurus magnus Efimov 1979
Ikechosaurus sunailinae Sigogneau-Russell 1981
Fm. †Simoedosauridae Lemone 1884
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G. †Kosmodraco Brownstein 2022
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Kosmodraco dakotensis Erickson 1987
Kosmodraco magnicornis Brownstein 2022
G. †Liaoxisaurus Gao et al. 2005
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Liaoxisaurus chaoyangensis Gao et al. 2005
G. †Simoedosaurus Gervais 1877
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Invalid names: Simoedosaurus lemoinei Gervais 1877 [nomen dubium], Simoedosaurus peroni Lemoine 1884 [nomen dubium], Simoedosaurus remensis Lemoine 1884 [nomen dubium], Simoedosaurus suessonniensis Lemoine 1884 [nomen dubium]
G. †Tchoiria Efimov 1975
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Tchoiria klauseni Ksepka et al. 2005
Tchoiria namsarai Efimov 1975
Invalid names: Champsosauriformes Hay 1930 [replaced]
G. †Novapes Lee et al. 2020
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Novapes ulsanensis Lee et al. 2020
G. †Pachystropheus von Huene 1935
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Pachystropheus rhaeticus von Huene 1935
G. †Philydrosaurus Gao and Fox 2005
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Philydrosaurus proseilus Gao and Fox 2005
G. †Shokawa Evans and Manabe 1999
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Shokawa ikoi Evans and Manabe 1999
Invalid names: Champsosauria Jaekel 1910 [synonym], Hyphalosauridae Gao and Fox 2005 [empty], Monjurosuchidae Endo 1940 [empty], Simoedosauria Dollo [synonym]
Unr. Lepidosauromorpha Benton 1983
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G. †Anisodontosaurus Welles 1947
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Anisodontosaurus greeri Welles 1947
G. †Blomosaurus Tatarinov 1978
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Blomosaurus ivachnenkoi Tatarinov 1978
G. †Coartaredens Spencer and Storrs 2002
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Coartaredens isaaci Spencer and Storrs 2002
G. †Feralisaurus Cavicchini et al. 2020
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Feralisaurus corami Cavicchini et al. 2020
G. †Fraxinisaura Schoch and Sues 2018
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Fraxinisaura rozynekae Schoch and Sues 2018
G. †Kudnu Bartholomai 1979
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Kudnu mackinlayi Bartholomai 1979
Superor. Lepidosauria Haeckel 1866 [lepidosaur]
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G. †Cargninia Bonaparte et al. 2010
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Cargninia enigmatica Bonaparte et al. 2010
G. †Dolichopodus Gilmore 1926
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G. †Euposaurus Jourdan 1862
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Euposaurus thiolleri Lortet 1892
Euposaurus thiollierei Lortet 1892
Invalid names: Euposaurus cerinensis Lortet 1892 [nomen dubium], Euposaurus lorteti Lortet 1892 [nomen dubium]
G. †Lacertoidopus Ellenberger 1970
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Lacertoidopus sociabilis Ellenberger 1970
Or. †Millerosauria Watson 1957
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Invalid names: Broomiidae Nopcsa 1923 [empty], Mesenosauridae [empty]
Or. †Pleurosauria Fitzinger 1843
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Invalid names: Acrosauria Meyer [synonym]
Or. †Prolacertilia Huene 1954
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Subor. †Prolacertoidea Camp 1923
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Invalid names: Macrocnemoidea Kuhn 1946 [synonym], Priceidae Kuhn 1961 [empty]
Subor. †Tanysitrachelia Peyer 1931
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Invalid names: Tanysitrachelidae Kuhn 1946 [empty]
Invalid names: Trachelosauria Broili 1917 [empty]
Or. Rhynchocephalia Günther 1867 [rhynchocephalian]
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Subor. †Clarazisauria Hoffstetter 1955
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Invalid names: Claraziidae Peyer 1936 [empty]
G. †Colobops Pritchard et al. 2018
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Colobops noviportensis Pritchard et al. 2018
G. †Eifelosaurus Jaekel 1904
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Eifelosaurus triadicus Jaekel 1904
Fm. †Gephyrosauridae Evans 1980
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G. †Deltadectes Whiteside et al. 2017
G. †Gephyrosaurus Evans 1980
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Gephyrosaurus evansae Whiteside and Duffin 2017
G. †Hamatopus Lilienstern 1939
G. †Vadasaurus Bever and Norell 2017
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Vadasaurus herzogi Bever and Norell 2017
Invalid names: Pachystropheidae Kuhn 1961 [empty], Sauranodontes Lortet 1892 [empty], Sphenodontiformes Hay 1930 [empty], Tholodontidae Kuhn [empty]
G. †Sauroeidepus Ellenberger 1970
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Sauroeidepus matsepensis Ellenberger 1970
Sauroeidepus quthingensis Ellenberger 1970
Unr. Sphenodontia Jaekel 1910
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G. †Diphydontosaurus Whiteside 1986
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Diphydontosaurus avonis Whiteside 1986
Infraor. †Eusphenodontia Herrera-Flores et al. 2018
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Fm. †Clevosauridae Fraser 1993
G. †Lanceirosphenodon de Vivar et al. 2020
G. †Microsphenodon Chambi-Trowell et al. 2021
Unr. †Neosphenodontia Herrera-Flores et al. 2018
G. †Opisthiamimus DrMar Jr. et al. 2022
G. †Polysphenodon Jaeckel 1911
G. †Godavarisaurus Evans et al. 2001
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Godavarisaurus lateefi Evans et al. 2001
G. †Lamarquesaurus Apesteguía and Rougier 2007
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Lamarquesaurus cabazai Apesteguía and Rougier 2007
G. †Micromenodon Sues and Schoch 2021
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Micromenodon pitti Sues and Schoch 2021
G. †Opisthias Gilmore 1909
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Opisthias rarus Gilmore 1909
G. †Pelecymala Fraser 1986
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Pelecymala robustus Fraser 1986
G. †Planocephalosaurus Fraser 1982
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Planocephalosaurus lucasi Heckert 2004
G. †Rebbanasaurus Evans et al. 2001
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Rebbanasaurus jaini Evans et al. 2001
G. †Sphenocondor Apesteguia et al. 2012
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Sphenocondor gracilis Apesteguia et al. 2012
G. †Tingitana Evans and Sigogneau-Russell 1997
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Tingitana anoualae Evans and Sigogneau-Russell 1997
G. †Whitakersaurus Heckert et al. 2008
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Whitakersaurus bermani Heckert et al. 2008
Invalid names: Homoeosauria Jaekel 1910 [synonym], Sauranodonti Marsh 1879 [empty], Sphenodonta [synonym]
Fm. Sphenodontidae Cope 1871
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G. †Ankylosphenodon Reynoso 2000
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Subfm. †Brachyrhinodontinae Huene 1948
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Invalid names: Palacrodontinae Haughton 1924 [synonym]
G. †Cynosphenodon Reynoso 1996
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G. †Derasmosaurus Barbera and Macuglia 1988
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Derasmosaurus pietrarojae Barbera and Macuglia 1988
G. †Elachistosuchus Janensch 1949
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Elachistosuchus huenei Janensch 1949
G. †Glevosaurus Swinton 1939
G. †Leptosaurus Fitzinger 1837
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Leptosaurus neptunius Goldfuss 1831
Leptosaurus pulchellus Zittel 1887
G. †Oenosaurus Rauhut et al. 2012
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Oenosaurus muehlheimensis Rauhut et al. 2012
Unr. †Opisthodontia Apesteguía and Novas 2003
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G. †Alamitosphenos Agnolín et al. 2023
Subfm. †Eilenodontinae Rasmussen and Callison 1981
G. †Fraserosphenodon Herrera-Flores et al. 2018
G. †Kawasphenodon Apesteguía 2005
G. †Priosphenodon Apesteguía and Novas 2003
G. †Sphenotitan Martinez et al. 2013
G. †Trullidens Kligman et al. 2021
G. †Paleollanosaurus Heckert 2004
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Paleollanosaurus fraseri Heckert 2004
G. †Piocormus Wagner 1852
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Piocormus laticeps Wagner 1852
G. †Scharschengia Huene 1940
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G. †Sigmala Fraser 1986
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Sigmala sigmala Fraser 1986
G. †Simila
G. Sphenodon Gray 1831
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Sphenodon guentheri Gunther 1867 [Brother island tuatara]
Sphenodon punctata Gray 1842 [tuatara]
Subfm. Sphenodontinae Cope 1871
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G. †Navajosphenodon Simões et al. 2022
G. †Sphenofontis Villa et al. 2021
G. †Tika Apesteguía et al. 2021
G. †Sphenovipera Reynoso 2005
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Sphenovipera jimmysjoyi Reynoso 2005
G. †Theretairus Simpson 1926
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Theretairus antiquus Simpson 1926
G. †Zapatadon Reynoso and Clark 1998
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Zapatadon ejidoensis Reynoso and Clark 1998
Invalid names: Hatteriidae Cope 1864 [synonym]
Invalid names: Patricosaurus Seeley 1887 [nomen dubium], Weigeltisauria Kuhn 1939 [empty]
Unr. Lepidosauriformes Gauthier et al. 1988
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Fm. †Kuehneosauridae Romer 1966
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G. †Icarosaurus Colbert 1966
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Icarosaurus siefkeri Colbert 1966
G. †Kuehneosaurus Robinson 1962
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Kuehneosaurus latus Robinson 1962
G. †Kuehneosuchus Robinson 1967
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Kuehneosuchus latissimus Robinson 1962
G. †Pamelina Evans 2009
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Pamelina polonica Evans 2009
G. †Perparvus
G. †Rhabdopelix Cope 1870
G. †Marmoretta Evans 1991
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Marmoretta oxoniensis Evans 1991
G. †Neosauroides Kim et al. 2017
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Neosauroides innovatus Kim et al. 2019
Neosauroides koreaensis Kim et al. 2017
G. †Paliguana Broom 1903
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Paliguana whitei Broom 1903
Fm. †Paliguanidae Broom 1926
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G. †Santaisaurus Koh 1940
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Santaisaurus yuani Koh 1940
G. †Sophineta Evans and Borsuk−Białynicka 2009
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Sophineta cracoviensis Evans and Borsuk−Białynicka 2009
G. †Tamaulipasaurus Clark and Hernandez 1994
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Tamaulipasaurus morenoi Clark and Hernandez 1994
G. †Taytalura Martinez et al. 2021
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Taytalura alcoberi Martinez et al. 2021
G. †Vellbergia Sobral et al. 2020
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Vellbergia bartholomaei Sobral et al. 2020
G. †Vinitasaura Sues and Kligman 2021
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Vinitasaura lizae Sues and Kligman 2021
Invalid names: Saurosternidae Haughton 1924 [empty]