FORT UNION OF CRAZY MOUNTAIN FIELD, MONT. 261 



Figure 76. — Coriphagus montanus Douglass, U.S.N.M. no. 9591, left upper jaw, crown view. Four times 



natural size. 



Figure 77.— ^4nwo7icAM* sectonus (Cope), referred specimen from the Lebo, U.S.N.M. no. 9267, right lower 

 jaw: a, Crown view; 6, external view. Twice natural size. 



Figure 7&.—Anisonehus sedorius (Cope), referred specimen from the Lebo, U.S.N.M no. 92i"3, right upper 

 jaw: a. External view; b, crown view. Twice natural size. 



