belemnite 的定义
Paleontology.
- a conical fossil, several inches long, consisting of the internal calcareous rod of an extinct animal allied to the cuttlefish; a thunderstone.
更多belemnite例句
- The very form of the belemnite at once suggests the notion of a dart or lance-head, which has gained for it its scientific name.
- Indeed, I have had two thunderbolts shown me at once, one of which was a large belemnite, and the other a modern Indian tomahawk.
- No species of Belemnite at present known agreeing with the description; it is supposed to have been taken from a broken specimen.
- De Montfort's figure of this genus appears as if it had been drawn from the nucleus of a Belemnite.
- As a genus it holds a place intermediate between the Cuttle-fish and the Belemnite.