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单词 chelicer
释义 chelicer, -cere|ˈkɛlɪsə(r), -sɪə(r)|
Also in L. form, pl. cheˈliceræ |-riː|.
[a. F. chélicère, mod.L. chelicera, f. Gr. χηλή (see chela1) + κέρας horn.]
A term for the prehensile claws which arm the proboscis of scorpions and spiders.
Hence cheˈliceral a.
1835Kirby Hab. & Inst. Anim. II. xv. 38 Claws..like the mandibles or cheliceres of spiders.1861Hulme tr. Moquin-Tandon ii. v. ii. 261 Nature has provided the Spiders with two chelicers or antennæ, terminating in a pair of claws..these constitute the poison apparatus.1870Nicholson Zool. 198 In the Scorpions the mandibles are short, and terminate in strong pincers, or ‘cheliceræ’.1877Huxley Anat. Inv. An. vii. 384 Two horny hooks [are developed] from the cheliceral portion [of the proboscis].
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更新时间:2024/9/20 6:41:31