Dinopedia
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Thalattosaurus is a Sauropsid Thalattosaurid from late Triassic South America. The Thalattosaurus are characterized by webbed feet, paddle-like tails, and living during the mid to late Triassic. These reptiles gave rise to the placodonts, nothosaurs, and plesiosaurs. This family includes Askeptosaurus, Endennasaurus, MiodentosaurusNectosaurus, and Xinpusaurus.

Thalattosaurus
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