Leptaena sp.
UNB-2018-0340Fossils » Eukaryote » Animalia » Brachiopoda » Strophomenata
Description
Kingdom: Animalia
Phylum: Brachiopoda
Class: Strophomenata
Order: Stropomenida
Family: Rafinesquinidae
Genus: Leptaena (Dalman, 1828)
Two specimens of the pedicle valves that are highly convex near the anterior margin. Large, prominent rugae. Thin striae (0.05 cm). Small beak. Rounded, slightly elongated anterior margin and straight posterior margin. Specimens are encrusted with sediment.
Specifications
| Object name | Leptaena sp. |
|---|---|
| ID | UNB-2018-0340 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Brachiopoda Class: Strophomenata |
| Composition | Calcium carbonate |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Silurian |
| Numeric age | 443.8 Mya |
| Origin | Unknown |
| Pieces | 2 |
| Partial | No |
| Measurements |
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