External Characters of Ruminant ArtiuJactyla. 215 



of moist skin. From the dorsal aspect the rhinarium 

 appears as a crescentic band, thicker mesially in front than 

 posteriorly at the sides, the hairs on the upper side of the 

 muzzle spreading far forwards between the nostrils, forming 

 a well-defined field with an evenly convex antero-lateral 

 edge. The surface of the rhinarium is covered with a 

 reticulation of grooves defining low rounded eminences. 

 The preorbital gland is marked externally by a slightly 



Fig. 1. 





A. Muzzle and rhinarium of DamuJiscus albifrons from the front. X g. 

 13. The same from above. 



C. The same from the side. 



D. Extremity of the penis of D. pygargus from below. 



E. The same from the right side. 



raised circular naked area, with a central orifice leading 

 into a short cylindrical tube penetrating about halfway into 

 the substance of the thick gland. 



Inguinal glands are absent, and there is a single pair of 

 mammae. 



The pedal glands, like those of other Bubalines I have 

 already described, are well developed only on the fore feet 

 where they consist of a deep and long interdigital pouch 

 overlapped to a great extent above by the folded integument 



16* 



