Celmus
From Wikipedia, the free encyclopedia
Celmus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the later part of the Arenig stage of the Ordovician Period,[1] approximately 471 to 478 million years ago.
| Celmus | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | †Artiopoda |
| Class: | †Trilobita |
| Order: | †Proetida |
| Family: | †Dimeropygidae |
| Genus: | †Celmus Angelin, 1854 |
