Classification of the order Choristodera

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]