Oreodontoidea. Janis, Christine M.; Scott, Kathleen M.; Jacobs, Louis L.[Eds]. Evolution of Tertiary mammals of north America. Volume 1: terrestrial carnivores, ungulates, and ungulatelike mammals., Cambridge University Press, Cambridge, New York & Melbourne, 1998: i-xii, 1-691. Chapter pagination: 402-425. 409 [Zoological Record Volume 135]