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Definition of Genus Plesiosaurus
1. Noun. A reptile genus of suborder Plesiosauria. 
Generic synonyms: Reptile Genus
Group relationships: Plesiosauria, Suborder Plesiosauria
Member holonyms: Plesiosaur, Plesiosaurus
Group relationships: Plesiosauria, Suborder Plesiosauria
Member holonyms: Plesiosaur, Plesiosaurus



