PLATE CLI 



Female Skull Referred to Megacerops acer? (Type of Symborodon altirostris Cope) 



Plate prepared under the direction of Professor Cope. (See p. 545) 



Am. Mus. 6350, Horsetail Creek, northeastern Colorado, Chadron formation. Palatal view. One-third natural size. This figure 

 is not as accurate as the photograph reproduced in Plate CLII, the characters of the teeth especially being very poorly por- 

 trayed. Affinity with M. bucco is indicated. 



