Ordosia

Ordosia
Temporal range: Dresbachian[1]
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Trilobita
Order:
Corynexochida
Suborder:
Leiostegiina
Genus:
Ordosia

Ordosia is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 490 million years ago during the Dresbachian faunal stage of the late Cambrian Period.[1]

  1. ^ a b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on September 5, 2006. Retrieved 2008-01-12.