Title: New Oligocene horses.
Authors: Osborn, Henry Fairfield, 1857-1935.; Wortman, Jacob Lawson.; Matthew, William Diller, 1871-1930.; Gidley, James Williams, 1866-1931.
Year: 1904
Subjects: Horses, Fossil West (U.S.); Horses, Fossil Saskatchewan.; Paleontology; Paleontology West (U.S.); Paleontology Saskatchewan.