| 单词 |
pentacrinite |
| 释义 |
pentacrinite Palæont.|pɛnˈtækrɪnaɪt| [f. mod.L. (Oken 1815) Pentacrin-us ‘sea-lily’ (f. Gr. πεντα- five + κρίνον lily) + -ite1 2 a.] An encrinite or fossil crinoid of the genus Pentacrinus or family Pentacrinidæ, having a pentagonal column.
1818W. Phillips Outl. Min. & Geol. (ed. 3) 141 Petrifactions of marine animals, as corallites, encrinites, pentacrinites, entrochites, and trochites. 1854Bakewell Geol. 49 Another fossil abundant in the lias is the pentacrinite. |

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