752 
EXPLANATION OF THE PLATES. 
Pgae. 
Fig. 30— Ovis montana, Cuv.—No. 1608.—San Francisco mountains, New Mexico. 677 
Male. Left horn from left side. 
Fig. 31—Ditto, from the front. 677 
Fig. 32—Base of the horn. 677 
Size, 5.61 inches to the inch of the figure. 
Fig. 33— Ovihos Musk ox. 681 
End of muzzle from above and in front. This figure is merely a rude out¬ 
line, having been hastily copied from the mounted specimen in the 
Philadelphia Academy. 681 
Fig. 34—^os americanus. —Buffalo... 683 
End of nose from above and in front. 
Fig. 35—Under surface of left front hoof.......... 683 
