这个词是什么意思？
A genus of large, brightly colored SPONGES in the family Agelasidae, possessing a skeleton of spongin fibers with a core of large spicules (megascleres).
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D047230 · MeSH 2026。
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