这个词是什么意思？
A superorder of large, mostly flightless birds, named for their distinctive PALATE morphology. It includes the orders Apterygiformes, Casuriiformes, Dinornithiformes, RHEIFORMES; STRUTHIONIFORMES and Tinamiformes.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D046108 · MeSH 2026。
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