Skull (cast) of the giant oreodont mammal Promerychoerus sp. from Valley Anatomical Preparations, Canoga Park, CA.
Skull (cast) of the oreodont Oreodon from Jones Fossil Farm, Worthington, MN.
Souvenir postcard showing a mounted skeleton of the oreodont Merycoidodon culbertsoni mounted at the Science Museum. St. Paul, MN, photo by Don Harding.
Black and white reproduction of a color painting by Robert Bruce Horfall published in The White River Badlands, by Cleophas C. O’Harra (South Dakota School of Mines Bulletin No. 13, November 1920, now a collectors item). The painting — which originally appeared in the 1913 book A History of Land Mammals in the Western Hemisphere, by W. B. Scott — depicts the common oreodont Merycoidodon (Oreodon) culburtsoni.
