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)…
| 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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