Type and usage of phragmocone from BoostVocab

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phragmocone

Synonyms of phragmocone Antonyms of phragmocone Examples of phragmocone Usage of phragmocone Parts of phragmocone Definition that contains phragmocone Words sounding like phragmocone Explanation of phragmocone

noun
the thin conical chambered internal shell (either straight or curved) of a belemnite
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Similar:

phragmacone

type of:
shell

Definition that contains phragmocone

belemnite a conical calcareous fossil tapering to a point at one end and with a conical cavity at the other end containing (when unbroken) a small chambered phragmocone from the shell of any of numerous extinct cephalopods of the family Belemnitidae