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CAS Fossil Collection Database

Accession Number 61915.00   Country USA
thumbnail of image of CAS-GEO 61915.00 Opis virginalis HOLOTYPE side 1
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Taxon Opis virginalis State/Prov./Dist. California
InformalName bivalve County Ventura
Type Status HOLOTYPE Formation Martinez
Author / Date Waring, 1917 Age EOCENE