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单词 θ31573
释义
the world > animals > invertebrates > protozoa > class Sarcodina > order Rhizopoda > [noun] > suborder Foraminifera > member of > primary wall (1)
protheca1907

An enclosing structure or sheath, or a part of one, which is primary in nature or basal in position (cf. theca, n. 3a); esp. (a) (in a coral polyp)…

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更新时间:2026/7/21 7:19:18