| 释义 |
calamistrum|kæləˈmɪstrəm|
Pl. -a.
[L., curling-iron.]
A comb-like structure on the metatarsi of the fourth pair of legs of certain spiders, used to card and curl the silk as it issues from the spinnerets.
1866E. F. Staveley Brit. Spiders 14 These [spines] are called calamistra, and are used in the construction of the web. 1875Encycl. Brit. II. 292 The function of the calamistrum has been proved..to be the carding, or teasing and curling, of a peculiar kind of silk, secreted and emitted from the fourth pair of spinners. 1958W. S. Bristowe World of Spiders viii. 79 Three families of British spiders have a cribellum and a calamistrum. |