A root-like structure formed by the extension of parts of the body of sponges, coelenterates, tentacle animals, etc. New individuals usually sprout from the end or middle of the root. Typical forms are seen in bryozoans and hydrozoans. Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information |
〘名〙 海綿・腔腸・触手動物などの体の一部がのびてできる根状のもの。ふつうその末端または途中から新個体が出芽する。コケムシ類、ヒドロ虫類に代表的な形がみられる。
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