pseudoproct

名词 n.

英文释义

名词 n.
  1. The anal opening on the pseudembryo of an echinoderm.
    — The pseudostome and pseudoproct become obscure and are shortly obliterated, the sarcoid forming a thick, smooth, uniform layer over the stem and over its terminal disk.
  2. A false osculum or secondary opening which replaces the original osculum of a sponge.

词形变化

pseudoprocts plural

词源

From pseudo- + Ancient Greek πρωκτός (prōktós, “anus”).
0 次浏览 数据来源: Wiktionary