• (n.) A cephalopod of the extinct genus Baculites, found fossil in the Cretaceous rocks. It is like an uncoiled ammonite.
Bac'u·lite noun [ Latin baculum stick, staff; confer French baculite .] (Paleon.) A cephalopod of the extinct genus Baculites , found fossil in the Cretaceous rocks. It is like an uncoiled ammonite.