| 释义 |
‖ pedicellaria Zool.|ˌpɛdɪsəˈlɛərɪə|
Pl. -æ.
[mod.L., f. pedicell-us: see prec.]
In Echinoderms, Each of a number of small pincer-like organs, with two, three, or four valves, on the outside of the body, usually among and around the spines.
1872Nicholson Palæont. 114 The modified pincer-like spines..known by the name of ‘pedicellariæ’. 1888Rolleston & Jackson Anim. Life 193 The stalk of the Asteroid, unlike that of the Echinoid pedicellaria, is formed entirely of soft structures. Ibid. 558 (Echinoidea). |