Noun: belemnite 'be-lum,nIt
- 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
"Belemnite fossils are sometimes called 'thunderbolts' due to their shape"
Derived forms: belemnites
Type of: fossil
Part of: Belemnitidae, family Belemnitidae
Encyclopedia: Belemnite