Plesiosaur

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Plesiosaur
Fossil range: Jurassic to Cretaceous

Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Superorder: Sauropterygia
Order: Plesiosauria
Suborder: Plesiosauroidea
Gray, 1825
Families
Cimoliasauridae
Cryptoclididae
Elasmosauridae
Plesiosauridae
Polycotylidae

Plesiosaurs were large, meat-eating reptiles that lived in water. They were around from the start of the Jurassic period, and lasted until the end of the Cretaceous. They had two pairs of flippers, short tails, long necks, and broad bodies.

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