A small, thin, or incomplete septum; spec. (in bryozoans) a poriferous plate in the wall separating adjacent zooids (cf. rosette plate n. (a) at r…
| 单词 | θ31333 |
| 释义 | the world > animals > animal body > general parts > [noun] > other parts (2) septulum1800 A small, thin, or incomplete septum; spec. (in bryozoans) a poriferous plate in the wall separating adjacent zooids (cf. rosette plate n. (a) at r… adradius1960 In an invertebrate with radial symmetry, as a cnidarian or an echinoderm: any of the tertiary (third order) rays or axes (each located between a… |
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