| 单词 |
echinoid |
| 释义 |
echinoid, a. and n.|ˈɛkɪnɔɪd| [mod. f. echin-us + -oid.] A. adj. Bearing a resemblance to, or having the characteristics of, an Echinus or Sea-urchin.
1851Richardson Geol. viii. 208 The fossil species of Crinoid, Asteroid, and Echinoid radiata. B. n. An individual of the Order Echinoidea (Class Echinodermata), the characteristics of which are a shell composed of calcareous plates, and locomotion by suckers and spines.
1864Reader No. 85. 204/2 Starfishes, echinoids, or ophiurans. |

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