Phragmocone
Phragmocone , noun
[Greek {not transcribed}, {not transcribed}, a fence, an inclosure + {not transcribed} a cone.]
(Zoology) The thin chambered shell attached to the anterior end of a belemnite.
Phragmocone , noun
[Greek {not transcribed}, {not transcribed}, a fence, an inclosure + {not transcribed} a cone.]