Ptychaspis granulosa
UNB-2016-0045Fossils » Eukaryote » Animalia » Arthropoda » Trilobita » Libristoma
Description
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Subclass: Libristoma
Order: Asaphida
Family: Ptychaspididae
Genus: Ptychaspis (Hall, 1863)
Species: Ptychaspis granulosa (Owen, 1852)
Poorly preserved mold of the cephalon with part of the thorax. Glabella and two compound eyes are visible. Partial visibility of pleurae on the thorax.
Specifications
| Object name | Ptychaspis granulosa |
|---|---|
| ID | UNB-2016-0045 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Arthropoda Class: Trilobita Subclass: Libristoma |
| Composition | Fine grained sandstone |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Cambrian to Late Cambrian |
| Numeric age | 496 Mya |
| Origin | Durand, Wisconsin, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
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