HYPOHIPPUS. 



209 



Hypohippus matthewi Barbour 1914. 

 Text Fig. 171. 



Hypohippus matthewi, Barbour, Erwin H. "A New Fossil Horse, Hypohippus Matthewi," Nebraska, Geol. Surrey, Vol. 4, Part 

 10, June 10, 1914, pp. 169-173, pi. I. 



Horizon and locality. — Devil's Gulch, Brown County, western Nebraska. Upper Miocene or Lower Pliocene. Type 

 collected by A. C. Whitford. 



Fig. 170. Hypohippus (Drymohippus) nevadensis Merriam, 

 Univ. Cal. Pal. Coll. 21056. (la, lb) Upper milk molars of the type. 

 Natural size. (2«) Anterior limb of type, (2b) posterior limb of 

 type, one-fifth natural size. After Merriam, 1913, pp. 422, 425. 



Type. — Univer. Nebraska Coll. 10-16-5-13 (Barbour, p. 171) "The material on which this new species is based, 

 consists of the right maxilla with four perfect teeth, and the left, with three, together with strong incisors. . . .The teeth 

 figured in this report were found <> feet below the level of the mastodon skull, which we have named Mastodon morrilli." 

 Measurements: (Barbour, p. 172) p 2 a. p. .038; p 3 a. p. .037, tr. .041, height of crown .036; p 4 a. p. .035, tr. .043, height 



