这个词是什么意思？
A genus of SPONGES in the family Axinellidae, comprised of a choanosomal skeleton differentiated in the axial and extra-axial region. The type species is Axinella polypoides.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D047089 · MeSH 2026。
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