suborder Plesiosauria


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Noun1.suborder Plesiosauria - any of the plesiosaurssuborder Plesiosauria - any of the plesiosaurs    
animal order - the order of animals
order Sauropterygia, Sauropterygia - extinct marine reptiles: plesiosaurs; nothosaurs
genus Plesiosaurus - a reptile genus of suborder Plesiosauria