单词	Archosauria
释义	Archosauria plural noun Ar·​cho·​sau·​ria ˌär-kə-ˈsȯr-ē-ə : 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 ¦ar-kə-¦sȯr-ē-ən  adjective or noun Word History Etymology New Latin, from archo- (from Greek archōn) + -sauria
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