| 释义 |
choanite Palæont.|ˈkəʊənaɪt|
[f. Gr. χοάνη funnel + -ite.]
A fossil Zoophyte, generally characterized by a funnel-shaped skeleton, which forms the nucleus of many chalk flints.
1846–9Smart Dict. Suppl. 1851Richardson Geol. viii. 215 The beautiful sections cut from the pebbles..owe their exquisite markings to the fossil Choanite. |