EXPLANATION OF THE PLATES 



PLATE I. 



Fig. I. Leptomeryx evansi. Skull, from the left side. C, lower canine. 



Fig. 2. Leptomeryx evansi. Distal end of posterior cannon-bone. 



Fig. 3. Hypertragulus calcaratus. Skull, from the right side. (Drawn from specimens 



in the American Museum of Natural History.) 

 Fig. 4. Hypertragulus calcaratus. Skull, top view. 



(All figures of natural size.) 



