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Chordata
Plesiosaurs
Sauropterygia

Sauropterygia

Sauropterygia

Phylum: Chordata
Class: Plesiosaurs
Order: Sauropterygia

Families of Sauropterygia present in the Cretaceous of the Western Interior Seaway

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Funding for development and construction of this webpage was provided by the National Science Foundation (DBI 1645520). The Cretaceous Atlas of Ancient Life is one component of the overarching Digital Atlas of Ancient Life project.

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