Eospirifer radiatus
UNB-2016-0230Fossils » Eukaryote » Animalia » Brachiopoda » Rhynchonellata
Description
Kingdom: Animalia
Phylum: Brachiopoda
Class: Rhynchonellata
Order: Spiriferida
Family: Cyrtiidae
Genus: Eospirifer (Schuchert, 1913)
Species: Eospirifer radiatus (Sowerby, 1834)
Two specimens labeled a and b; One specimen has both the brachial and pedicle valves preserved and the second specimen is of the brachial valve embedded on the sediment. Thin radial ribs, with slight sulcus visible of the intact specimen. The second specimen has a large prominent fold. Circular anterior margin and rounded posterior margin.
Specifications
| Object name | Eospirifer radiatus |
|---|---|
| ID | UNB-2016-0230 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Brachiopoda Class: Rhynchonellata |
| Composition | Calcium carbonate, Limestone |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Silurian to Middle Silurian |
| Numeric age | 444 Mya |
| Origin | Unknown |
| Pieces | 2 |
| Partial | No |
| Measurements |
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Publications
- Zhan, R., Jin, J., Liang, Y., & Meng, L. (2012). Evolution and paleogeography of Eospirifer (Spiriferida, Brachiopoda) in Late Ordovician and Silurian. Science China Earth Sciences, 55(9), 1427-1444.