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.
| 1846–9 Smart Dict. Suppl. 1851 Richardson Geol. viii. 215 The beautiful sections cut from the pebbles..owe their exquisite markings to the fossil Choanite. |