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CAS Fossil Collection Database

Accession Number 7484.00   Country USA
thumbnail of image of CAS-GEO 7484.00 Macrocallista williamsoni HOLOTYPE exterior
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thumbnail of image of CAS-GEO 7484.00 Macrocallista williamsoni HOLOTYPE interior
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Taxon Macrocallista williamsoni State/Prov./Dist. Washington
InformalName bivalve County Lewis
Type Status HOLOTYPE Formation
Author / Date Weaver & Palmer, 1922 Age EOCENE