Allorisma sp.
UNB-2018-0412Fossils » Eukaryote » Animalia » Mollusca » Bivalvia
Description
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Autobranchia
Order: Pholadomyida
Family: Edmondiidae
Genus: Allorisma (King, 1844)
Small specimen with both the left and right valves preserved. Valves are slightly weathered. Large growth lines are visible near the posterior margin on the left valve. Elongated, oval shape overall.
Specifications
| Object name | Allorisma sp. |
|---|---|
| ID | UNB-2018-0412 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Mollusca Class: Bivalvia |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Carboniferous Subperiod: Mississipian Epoch: Middle Mississipian to Upper Mississipian Age: Visean to Serpukhovian |
| Numeric age | 346.7 - 330.9 Mya |
| Origin | Pella, Iowa, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
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Map of Origin
Publications
- W. King. 1844. On a new genus of Paleozoic shells. Annual Magazine of Natural History (Series 1) 14:313-317