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单词 belemnite
释义 Noun: belemnite  'belum`nIt
  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

Derived forms: belemnites

See also: belemnitic

Type of: fossil

Part of: Belemnitidae, family Belemnitidae

Encyclopedia: Belemnite

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更新时间:2024/12/21 19:30:37