| Filter: Genus=%Opalia (Confusiscala)%;Species=%mathewsonii%; | Sort by: Accession # Taxon Locality |
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| Accession Number | 66549.01 | Country | USA | |
| Taxon | Opalia (Confusiscala) mathewsonii | State/Prov./Dist. | California | |
| InformalName | gastropod | County | Siskiyou | |
| Type Status | HOLOTYPE | Formation | ||
| Author / Date | Durham, 1937 | Age | PLIOCENE |
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