PLATE LXXVa. 



Figs. 1-2. — Cranium of Hoplophoneus oreodonHs from Eastern Colorado, natural size ; restored from frag- 

 ments. Page 993. 



Fig. 1. — Left side. 



Fig. 2. — Palate from below. t 



Figs. '3-5. — Cranium of Hoplophonms cenhralis Cope, natural size ; from the Truckee Miocene of Oregon 

 Page 997. 



FiR. 3.— Left side. 



Fig. 4. Superior, and Fig. 5, inferior views. 



PHg. 0. — Po.tiou of superior ciiuiao of Hoplupkoneaa sirigidens, left side; a, -ectuiii. Puge lOUl. 



