From Wikipedia, the free encyclopedia
Temporal range: Late Arenig
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, approximately 471 to 478 million years ago.
- Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Retrieved 2008-01-12.
|This Trilobite-related article is a stub. You can help Wikipedia by expanding it.|