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Thesaurus: index fossil

a fossil known to have lived in a particular geologic age that can be used to date the rock layer in which it is found

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agedefinitiondatedefinitionfossildefinitionfounddefinitiongeologicdefinitionknowndefinitionlayerdefinitionliveddefinitionparticulardefinitionrockdefinitionindexfamilyindex casefamilyindex fingerfamilyindex finger discountfamilyindex fundfamilyindex numberfamilyindex of refractionfamilyindex registerfamilyindexationfamilyindexedfamilyindexerfamilyindexersfamilyindexesfamilyindexicalfamilyindexicallyfamilyindexicalsfamilyindexingfamilyindexlessfamily

Definitions

  1. n. a fossil known to have lived in a particular geologic age that can be used to date the rock layer in which it is found