Gryphaea nebrascensis
UNB-2018-0860Fossils » Eukaryote » Animalia » Mollusca » Bivalvia
Description
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Autobranchia
Order: Ostreida
Family: Gryphaeidae
Genus: Gryphaea (Lamarck, 1801)
Species: Gryphaea nebrascensis (Meek and Hayden)
Specimen of the left valve with prominent growth lines. Convex valve. Rounded curved umbo. Interior part of the valve is encrusted with sediment.
Specifications
| Object name | Gryphaea nebrascensis |
|---|---|
| ID | UNB-2018-0860 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Mollusca Class: Bivalvia |
| Composition | Limestone |
| Age | Eon: Phanerozoic Era: Mesozoic Period: Jurassic Epoch: Upper Jurassic |
| Numeric age | 163.5 Mya |
| Origin | Fromberg, Montana, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
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