英语词汇“synapsid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

syn·ap·sid

(sĭ-năpsĭd)

Any of a group of amniote vertebrates that first emerged in the late Permian Period, characterized by a single opening in the temporal region on each side of the skull and including the mammals along with various extinct groups more closely related to mammals than to other amniotes.

[New Latin Synapsida, taxon name : SYN- + Greek hapsis, hapsid-, arch (from the former belief that the single temporal opening on each side of the synapsid skull evolved by the fusion of the two temporal openings on each side of the diapsid skull ); see APSIS.]

syn·apsid adj.

单词	synapsid
释义	syn·ap·sid (sĭ-năpsĭd) n. Any of a group of amniote vertebrates that first emerged in the late Permian Period, characterized by a single opening in the temporal region on each side of the skull and including the mammals along with various extinct groups more closely related to mammals than to other amniotes. [New Latin Synapsida, taxon name : SYN- + Greek hapsis, hapsid-, arch (from the former belief that the single temporal opening on each side of the synapsid skull evolved by the fusion of the two temporal openings on each side of the diapsid skull ); see APSIS.] syn·apsid adj.
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