'Baculite' definitions:

Definition of 'Baculite'

From: GCIDE

Baculite \Bac"u*lite\, n. [L. baculum stick, staff; cf. F. baculite.] (Paleon.) A cephalopod of the extinct genus Baculites, found fossil in the Cretaceous rocks. It is like an uncoiled ammonite. [1913 Webster]