Exogyra texana
UNB-2018-0763Fossils » Eukaryote » Animalia » Mollusca » Bivalvia
Description
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Autobranchia
Order: Ostreida
Family: Gryphaeidae
Genus: Exogyra (Say, 1820)
Species: Exogyra texana (Roemer, 1849)
Specimen of the right valve with large, longitudinal ribs. Thin, prominent growth lines. The ventral margin is slightly encrusted with sediment. Prominent anterior curve. Isodont dentition. Rounded ventral and dorsal margin. Elongated, oval shape.
Specifications
| Object name | Exogyra texana |
|---|---|
| ID | UNB-2018-0763 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Mollusca Class: Bivalvia |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Epoch: Lower Cretaceous Age: Albian to Middle Albian to Late Albian |
| Numeric age | 106 - 103 Mya |
| Origin | Tarrant County, Texas, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
|