Astartella concentrica
UNB-2018-0402Fossils » Eukaryote » Animalia » Mollusca » Bivalvia
Description
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Autobranchia
Order: Carditida
Family: Astartidae
Genus: Astartella (Hall, 1858)
Species: Astartella concentrica (Conrad, 1842)
Specimen with both the right and left valves preserved. Prominent growth lines. Large umbo and defined lunule. Rounded/straight ventral margin and triangular dorsal margin.
Specifications
| Object name | Astartella concentrica |
|---|---|
| ID | UNB-2018-0402 |
| 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: Pennsylvanian Age: Late Pennsylvanian |
| Numeric age | 299 Mya |
| Origin | Bridgeport, Texas, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
|
Map of Origin
Publications
- T. A. Conrad. 1842. Observations on the Silurian and Devonian systems of the United States, with descriptions of new organic remains. Journal of the Academy of Natural Sciences of Philadelphia 8(2):228-280
- J. Hall. 1858. Palaeontology of Iowa. Report of the Geological Survey of the state of Iowa 1(2):473-724