FAUNA AMERICANA. 55 



of the soles of the feet very delicate ; penis almost 

 entirely bony, directed forwards in a sheath; 

 glans rounded, divided by a groove, curving down- 

 wards; testicles in part concealed beneath the 

 skin ; fore feet five-toed, furnished beneath with 

 thick tubercles, the thumb being shortest, next 

 the little finger, then the finger next the thumb, 

 the two remaining longest and equal ; nails pro- 

 per for digging, long and strong ; five elastic tu- 

 bercles on the palm; one near the wrist, another 

 at the base of the little finger, a third at the origin 

 of the thumb, a fourth opposite the second finger, 

 and a fifth at the base of the two large fingers. 



The hind feet similarly constructed. 



General colour of the body blackish-gray; paler 

 beneath the belly and on the legs ; hairs ringed 

 with black and dirty white ; tail tufted, having 

 five or six black rings upon a yellowish-white 

 base ; ears whitish ; snout w hitish before, with a 

 black spot embracing the eye, and descending 

 obliquely to the inferior jaw ; the hairs of those 

 parts comprised between this spot and the ear; 

 those of the cheeks and eyebrows, nearly white, 

 and rather long, directed downwards; snout in 

 general covered with short hairs, black above; 

 whiskers long and strong on the upper lip ; feet 

 covered with short hairs ; the woollv hair of the 

 body being deep gray and very thick. (F. Cu- 

 vier.) 



Female rather smaller than the male. 



