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CAS Fossil Collection Database

Accession Number 69998.00   Country USA
thumbnail of image of CAS-GEO 69998.00 Ventricolaria welchensis HOLOTYPE
Taxon Ventricolaria welchensis State/Prov./Dist. California
InformalName bivalve County Contra Costa
Type Status HOLOTYPE Formation
Author / Date Hall, 1958 Age