| Paraceraurus Temporal range: Ordovician | |
|---|---|
| | |
| Paraceraurus exsul | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | † Trilobita |
| Order: | † Phacopida |
| Family: | † Cheiruridae |
| Genus: | † Paraceraurus Männil, 1958 [1] |
Paraceraurus is a genus of trilobites that lived in the Ordovician period (485.4 to 443.4 Ma). Its remains have been found in China, Estonia, Sweden and North America. [2] These trilobites have a rounded and moderately convex cephalon . Glabella is convex or flattened, with a sub-rectangular outline. Thorax shows eleven segments. [3]