Plaesiomys subquadratus
UNB-2018-0142Fossils » Eukaryote » Animalia » Brachiopoda » Rhynchonellata
Description
Kingdom: Animalia
Phylum: Brachiopoda
Class: Rhynchonellata
Order: Orthida
Family: Plaesiomyidae
Genus: Plaesiomys (Hall and Clarke, 1892)
Species: Plaesiomys subquadratus (Hall, 1847)
Specimen with both the brachial and pedicle valves preserved. Medium ribs and faint growth lines. Visible sulcus. Brachial valve is concave and pedicle valve is slightly convex near the posterior margin. Rounded anterior margin and straight/rounded posterior margin. Plication near the commissure.
Specifications
| Object name | Plaesiomys subquadratus |
|---|---|
| ID | UNB-2018-0142 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Brachiopoda Class: Rhynchonellata |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Ordovician |
| Numeric age | 485.4 Mya |
| Origin | Unknown |
| Pieces | 1 |
| Partial | No |
| Measurements |
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