Ormoceras sp.
UNB-2018-0491Fossils » Eukaryote » Animalia » Mollusca » Cephalopoda » Orthoceratoidea
Description
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Orthoceratoidea
Order: Actinocerida
Family: Ormoceratidae
Genus: Ormoceras (Stokes, 1840)
Two large specimens of orthoconic shells, one of the posterior end and the other of the medial to posterior end. Large transverse annulations (1.5 cm). Large siphuncle with prominent, rounded segments. Septa are visible on the interior portion of the specimen.
*Collected in 1961.
Specifications
| Object name | Ormoceras sp. |
|---|---|
| ID | UNB-2018-0491 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Subclass: Orthoceratoidea |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Ordovician to Early Silurian to Silurian Epoch: Upper Ordovician Age: Katian to Llandovery |
| Numeric age | 453 - 443 Mya |
| Origin | Melville Island, Northwest Territories, Canada |
| Pieces | 2 |
| Partial | No |
| Measurements |
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