Holtedahlina sulcata
UNB-2016-0212Fossils » Eukaryote » Animalia » Brachiopoda » Strophomenata
Description
Kingdom: Animalia
Phylum: Brachiopoda
Class: Strophomenata
Order: Strophomenida
Family: Strophomenidae
Genus: Holtedahlina (Foerste, 1924)
Species: Holtedahlina sulcata (Hall and Clarke, 1892)
Two specimens, labeled a and b, with both brachial and pedicle valves preserved. Thin growth lines and radial ribs are visible. Slight sulcus. Anterior margin is circular and posterior margin is straight. Slight plication near the commissure. Delthyrium is visible.
Specifications
| Object name | Holtedahlina sulcata |
|---|---|
| ID | UNB-2016-0212 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Brachiopoda Class: Strophomenata |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Ordovician Epoch: Upper Ordovician |
| Numeric age | 458.4 Mya |
| Origin | Hanover, Indiana, U.S.A. |
| Pieces | 2 |
| Partial | No |
| Measurements |
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Map of Origin
Publications
- Richards, R. P. (1972). Autecology of Richmondian brachiopods (late Ordovician of Indiana and Ohio). Journal of Paleontology, 386-405.