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    belemnite

    belemnite - 365bet中国官方网站 definition and meaning for word belemnite

    Definition
    (noun) 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
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