ON A QUADRUPED. 333 



lares is quadrate, that of the two intermediate ones 

 of each series particularly; the anterior molares are a 

 little oblong, those of the inferior jaw terminate be- 

 fore in an angle ; the posterior tooth of each series is 

 somewhat rounded behind ; fore feet 4-toeri, with a 

 small tubercle instead of a thumb; hindfppt 5-toed ; 

 the toes are all divided, and rest equally on the soil 

 in walking. 



SPECIES. 



I. pilorides, colour black, intermixed with testa- 

 ceous on the top of the head, back, sides, posteriors 

 and outsides of the legs ; the hair of these parts being 

 pale cinereous at base, then deep black, then testa- 

 ceous, the tip black ; on the sides, particularly in the 

 region of the shoulders, are a few remote hairs, which 

 are white and somewhat thicker than the others ; 

 front, sides and inferior portion of the head and of the 

 neck, breast and line down the abdomen, gray : ears 

 rather small, obtusely rounded at the tip; v/brissse 

 long, black, gray at the base ; a few black bristles 

 above the eyes ; eyes moderate ; anterior foot with 

 the intermediate toes longest, equal, exterior tue short- 

 est but nearly equal to the inner one ; thumb tubercle 

 small ; posterior feet with the three intermediate toes 

 subequal, the exterior aud interior are rather shorter 

 and the latter shortest ; mails robust, black ; tail 

 thick at base, gradually tapering to the tip, imbrica- 

 ted with scales, hair short, sparse, rigid. 



