Classification of O'Keefe 2001

G. †Simosaurus Meyer 1842
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Simosaurus gaillardoti Meyer and Plieninger 1842
G. †Pliosaurus Owen 1841
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Superor. †Sauropterygia Owen 1859
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Or. †Eosauropterygia Rieppel 1994
Unr. †Pistosauria Baur 1890
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G. †Cymatosaurus Fritsch 1894
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Or. †Plesiosauria de Blainville 1835 [plesiosaur]
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Superfm. †Plesiosauroidea Welles 1943
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G. †Plesiosaurus de la Beche and Conybeare 1821
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Plesiosaurus dolichodeirus Conybeare 1824
Invalid names: Euplesiosauria O'Keefe 2001 [empty]
Superfm. †Pliosauroidea Welles 1943
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G. †Attenborosaurus Bakker 1993
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G. †Eurycleidus Andrews 1922
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Eurycleidus arcuatus Owen 1840
Fm. †Pliosauridae Seeley 1874
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G. †Brachauchenius Williston 1903
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Brachauchenius lucasi Williston 1903
G. †Hauffiosaurus O'Keefe 2001
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Hauffiosaurus zanoni O'Keefe 2001
G. †Kronosaurus Longman 1924
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G. †Liopleurodon Sauvage 1873
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Liopleurodon ferox Sauvage 1873
G. †Macroplata Swinton 1930
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Macroplata longirostris Tate and Blake 1876
Macroplata tenuiceps Swinton 1930
G. †Peloneustes Lydekker 1889
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Peloneustes philarchus Seeley 1869
Fm. †Rhomaleosauridae Nopcsa 1928
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G. †Leptocleidus Andrews 1922
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Leptocleidus capensis Andrews 1911
G. †Rhomaleosaurus Seeley 1874
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Rhomaleosaurus cramptoni Carte and Baily 1863
Rhomaleosaurus megacephalus Stutchbury 1846
Rhomaleosaurus victor Fraas 1910
Rhomaleosaurus zetlandicus Phillips 1854
G. †Simolestes Andrews 1909
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Simolestes vorax Andrews 1909
Invalid names: Pistosauridae Zittel 1887 [empty]
Or. †Placodontia Cope 1871 [placodont]
Unr. †Plesiosauria de Blainville 1835 [plesiosaur]
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G. †Thalassiodracon Storrs and Taylor 1996
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