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CAS Fossil Collection Database

Accession Number 231.00   Country USA
thumbnail of image of CAS-GEO 231.00 Drillia columbiana HOLOTYPE dorsal
dorsal
thumbnail of image of CAS-GEO 231.00 Drillia columbiana HOLOTYPE ventral
ventral
Taxon Drillia columbiana State/Prov./Dist. Oregon
InformalName gastropod County
Type Status HOLOTYPE Formation
Author / Date Anderson & Martin, 1914 Age OLIGOCENE-MIOCENE