Athyris spiriferoides
UNB-2016-0485Fossils » Eukaryote » Animalia » Brachiopoda » Rhynchonellata
Description
Kingdom: Animalia
Phylum: Brachiopoda
Class: Rhynchonellata
Order: Athyridida
Family: Athyrididae
Genus: Athyris (McCoy, 1844)
Species: Athyris spiriferoides (Eaton, 1831)
One large specimen with both the brachial and pedicle valves preserved. Thin, concentric growth lines. Slight fold visible on the brachial valve. Concave anterior margin of the brachial valve. Circular anterior margin and triangular/rounded posterior margin. Small beak and faint plication.
Specifications
| Object name | Athyris spiriferoides |
|---|---|
| ID | UNB-2016-0485 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Brachiopoda Class: Rhynchonellata |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Devonian Epoch: Middle Devonian to Upper Devonian Age: Eifelian to Famennian |
| Numeric age | 393.3 - 372.2 Mya |
| Origin | Appalachian Mountain Range, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
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Map of Origin
Publications
- Alvarez, F., Howard, C., Brunton, C., & Struve, W. (1996). On Athyris (Brachiopoda) and its type species `Terebratula?concentrica von Buch. Senckenbergiana lethaea, 76(1-2), 65-105.
- Billings, E. (1867). On the classification of the subdivisions of McCoy's genus Athyris as determined by the laws of zoological nomenclature. American Journal of Science, (130), 48-61.