Archosauria

plural noun Ar·cho·sau·ria \ ˌär-kə-ˈsȯr-ē-ə \

Definition of Archosauria

:a large subclass of Reptilia comprising the dinosaurs, pterosaurs, and crocodilians all distinguished by possessing temporal openings separated from each other by a postorbitosquamosal arch

archosaurian

play \¦ar-kə-¦sȯr-ē-ən\ adjective or noun

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Origin and Etymology of archosauria

New Latin, from archo- (from Greek archōn) + -sauria


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