SUBORDER D 



ARTIODACTYLA 



187 



Pio. 257. 



Promerycochoerus carrikeri PeteraoTi. Skeleton restored by O. A.Peterson, l/ig. 



Reproduced by permission from The Memoirs of the Carnegie Museum. 



Fio. 258. 



Pronomotherium laticeps Douglass. Upper Miocene (Loup Fork beds), Montana. Skull and lower jaw, 



lateral aspect. 3/g. (After Douglass.) 



Reproduced by permission from The Memoirs of the Carnegie Museum. 



Family 10. Oamelidae Gray.^ 

 {Tylopoda Illiger.) 



3-1.1.4-2.3. 



Dentition more or less nearly complete. Dental formida : '-^ '—^- Cheek 



^ -^ 3. 1.4-1.3. 



•* Cope, E. JJ., The Phylogeiiy of the Cainelidae. Anaer. Naturalist, 1886, p. 611. — Douglass, 

 E., Procamelus and Stenoinyhis. Ann. Carnegie Mus., vol. v., 1908. — Hay, 0. P., Camelop.s. 



