CATALOGUE OF UNGULATES 



FIG. 4. LOWER FRONT TEETH OF ELK (A) 



AND GIRAFFE (B), to show the difference 



in the form of the canine. 



FIG. 5. SKULL OF THE SOUTH AMERICAN PUDU DEER to show 



the preorbital fossa, or depression (pf.), which 



contains a gland. 



| nat. size. 



