| Filter: Genus=%Perisphinctes%; | Sort by: Accession # Taxon Locality |
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| Accession Number | 70095.00 | Country | USA | |
| Taxon | Perisphinctes sp. | State/Prov./Dist. | California | |
| InformalName | ammonite | County | Eldorado | |
| Type Status | VOUCHER | Formation | Logtown Ridge | |
| Author / Date | Imlay, 1961 | Age | JURASSIC |
| Accession Number | 70097.00 | Country | USA | |
| Taxon | Perisphinctes (Dichotomosphinctes) elisabethaeformis | State/Prov./Dist. | California | |
| InformalName | ammonite | County | Butte | |
| Type Status | VOUCHER | Formation | Monte de Oro | |
| Author / Date | Imlay, 1961 | Age | JURASSIC |
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