Cormohipparion (Cormohipparion) merriami
Phyletic diversification of the Cormohipparion occidentale complex (Mammalia; Perissodactyla, Equidae), Late Miocene, North America, and the origin of the Old World Hippotherium Datum. Bulletin of the American Museum of Natural History, 306, September 6 2007: 1-138. 65 [Zoological Record Volume 144]