PLATE 35. 



SKULL AND UPPER TEETH OF HYPOHIPPUS. 

 GENERIC CHARACTERS AND COMPARISON OF THREE SPECIES. 



All figures natural size. 



Snake Creek, Sioux Co., Nebr. Lower Pliocene 1. Hypohippus afinis Leidy, referred specimen, Am. Mus. 14043, 



upper teeth, moderately worn, probably of two individuals. 



Pawnee Creek, Col. Middle Miocene 2. H. oshorni Gidley, referred specimen, Am. Mus. 9395, upper 



teeth, little worn. 



China Pliocene 3. H. zitteli Schlosser (Munich Mus.), upper teeth, unworn, from 



different individuals (drawn from Schlosser's figure). 



Pawnee Creek, Col. Middle Miocene 4. 11. oshorni Gidley, type, Amer. Mus. 9407, side view of skull 



(partly reversed in drawing). 



