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Any of a group of extinct squidlike cephalopod mollusks of the Jurassic and Cretaceous Periods, having a cone-shaped internal shell.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Palaeontology) any extinct marine cephalopod mollusc of the order Belemnoidea, related to the cuttlefish
2. (Palaeontology) the long pointed conical internal shell of any of these animals: a common Mesozoic fossil
[C17: from Greek belemnon dart]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any cylindrical or conical fossil that represents the internal shell of a group of extinct cephalopods allied to the cuttlefish.
[1640–50; < French bélemnite < Greek bélemn(on) a dart, derivative of bállein to throw]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||belemnite - 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|
fossil - the remains (or an impression) of a plant or animal that existed in a past geological age and that has been excavated from the soil
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