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CAS Fossil Collection Database

Accession Number 61888.02   Country USA
thumbnail of image of CAS-GEO 61888.02 Acanthina perrini PARATYPE ? dorsal
dorsal
thumbnail of image of CAS-GEO 61888.02 Acanthina perrini PARATYPE ? ventral
ventral
Taxon Acanthina perrini State/Prov./Dist. California
InformalName gastropod County Alameda
Type Status PARATYPE ? Formation Briones?
Author / Date Trask, 1922 Age MIOCENE