belemnite是什么意思？

belemnite

英[be'ləmnaɪt] 美[be'ləmnaɪt]

• n. 箭石，乌贼的化石；

英英词典释义

• Noun
  1. 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