pedicellaria

(棘皮动物的)叉棘

发音

UK /ˌpɛdɪsəˈlɛəɹi.ə/
US /ˌpɛdəsəˈlɛɹi.ə/

词形变化

pedicellariae 复数 pedicellariae

释义与例句

n.
  1. 1.

    A small, stalk-shaped structure of the sea urchin and other echinoderms, which has three pincer-like structures at the end that perform cleaning functions and serve as defense against predators.

    生物

词源

From New Latin pedīcellus (“small foot”) + -aria.

来源：wiktionary