Gidley, James Williams, 1866-1931.Wells, H. F.2005-10-062005-10-061903http://hdl.handle.net/2246/1503p. 465-476 : ill. ; 24 cm.Includes 1 bibliographical reference (p. 467).925190 bytesapplication/pdfen-USQH1 .A4 vol.19, art.13, 1903Neohipparion whitneyi.Horses, Fossil -- South Dakota -- Todd County.Mammals, Fossil -- South Dakota -- Todd County.Paleontology -- Miocene -- South Dakota -- Todd County.Paleontology -- South Dakota -- Todd County.A new three-toed horse. Bulletin of the AMNH ; v. 19, article 13.text