madreporite
madreporite[maˈdrɛpərʌɪt, ˌmadrɪˈpɔːrʌɪt]noun- (Zoology)a perforated plate by which the entry of seawater into the vascular system of an echinoderm is controlled
(动)(棘皮动物)筛板,穿孔板
语源- early 19th cent.: from madrepore (see Madreporaria) + -ite
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