| 释义 |
crinoid, a. (n.) Zool.|ˈkrɪnɔɪd, kraɪ-|
[ad. Gr. κρινοειδής lily-like. As a n. the latinized plural forms crinoidea, crinoida are used in Zool.]
A. adj. Lily-shaped; applied to an order (chiefly fossil) of echinoderms, having a calyx-like body, stalked and rooted.
B. n. A member of this order.
1836Todd Cycl. Anat. I. 109/2 Some are fixed, as the crinoid echinoderma. 1847Ansted Anc. World iii. 26 Animals..called Crinoids. 1871Hartwig Subterr. W. ii. 17 The Crinoids, or Sea-lilies, now almost entirely extinct.
Hence criˈnoidal a., of or pertaining to the Crinoida or Crinoidea, an order of Echinodermata. criˈnoidean, a member of the Crinoidea.
1849Dana Geol. ix. (1850) 494 The rarity of Crinoidal remains. 1882Geikie Text Bk. Geol. ii. ii. vi. 168 Crinoidal (Encrinite) Limestone, a rock composed in great part of crystalline joints of encrinites. 1835Kirby Hab. & Inst. Anim. II. xiii. 11 Lamarck has placed the Crinoïdeans..in the same order with his Floating Polypes. 1851Richardson Geol. 227 The most perfect type of crinoidean. |