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单词 neognathae
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Neognathae


Neognathae

[nē′äg·nə‚thē] (vertebrate zoology) A superorder of the avian subclass Neornithes, characterized as flying birds with fully developed wings and sternum with a keel, fused caudal vertebrae, and absence of teeth.

Neognathae


Neognathae

one of the two major groups of living birds, including the flying forms. The group is distinguished by having a small prevomer bone which does not touch the pterygoid bones. Compare PALAEOGNATHAE.
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更新时间:2024/12/22 18:12:13