Tatenectes
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Tatenectes is a genus of cryptoclidid plesiosaur known from the Upper Jurassic of Wyoming, United States. Its remains were recovered from the Redwater Shale Member of the Sundance Formation, and initi
Mounted skeleton of Cryptoclidus, another cryptoclidid
Belemnites like this Pachyteuthis would have been an important food source for the marine reptiles of the Sundance Formation
Placochelys BW
Nothosaurus BW
Abyssosaurus
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Abyssosaurus is an extinct genus of cryptoclidid plesiosaur known from the Early Cretaceous of Chuvash Republic, western Russia. The type specimen, consisting of a fairly complete postcranial skeleton
Tatenectes
…cladogram follows that of Roberts and colleagues, 2020. Mounted skeleton of Cryptoclidus, another cryptoclidid Plesiosaurus manselii Pantosaurus striatus Abyssosaurus nataliae Colymbosaurus svalbardensis Colymbosaurus megadeirus Tricleidus seeleyi Picrocleidus beloclis Muraenosaurus leedsi Cryptoclidus eurymerus Kimmerosaurus…
Cryptoclidid cross sections
Leptocleidus BW