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Noun: plesiosaur  'plee-see-u`sor
  1. Extinct marine reptile with a small head on a long neck a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous
    - plesiosaurus

Derived forms: plesiosaurs

Type of: archosaur, archosaurian, archosaurian reptile

Part of: genus Plesiosaurus

Encyclopedia: Plesiosaur

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Plethodontidae
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