ichthyosaurus

(redirected from Proteosaurus)
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Noun1.Ichthyosaurus - ichthyosaurs of the Jurassicichthyosaurus - ichthyosaurs of the Jurassic  
ichthyosaur - any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs
genus Ichthyosaurus - type genus of the Ichthyosauridae