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Fossil collection records
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Classification of Gasparini and Spalletti 1993
Or. †
Plesiosauria
de Blainville 1835 [plesiosaur]
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Superfm. †
Plesiosauroidea
Welles 1943
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Fm. †
Cryptoclididae
Williston 1925
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G. †
Cryptoclidus
Seeley 1892
Fm. †
Elasmosauridae
Cope 1869 [elasmosaur]
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G. †
Muraenosaurus
Seeley 1874
Superfm. †
Pliosauroidea
Welles 1943
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Fm. †
Pliosauridae
Seeley 1874