Accession Number | 5706.00 | Country | USA | |
Taxon | Astrodapsis tumidus | State/Prov./Dist. | California | |
InformalName | echinoderm - sand dollar | County | Contra Costa | |
Type Status | VOUCHER | Formation | Upper San Pablo | |
Author / Date | Hanna & Hertlein, 1941 | Age | MIOCENE |