Reference

Burk Dehority (1995): Rumen Ciliates of the Pronghorn Antelope (Antilocapra americana), Mule Deer (Odocoileus hemionus), White-tailed Deer (Odocoileus virginianus) and Elk (Cervus canadensis) in the Northwestern United States – Archiv für Protistenkunde – 146_1995: 29 - 36.