140 



SKETCH or THE HISTORY OF MAMMALIA. 



90.— Teeth of Ajrouti. 



alarm. The head of the agoutis is large, the forehead 

 convex, the nose swollen; the ears round, short, and 

 nearly naked ; the eyes large and black ; the tail is very 

 short, generally indeed a mere tubercle. The hair is 

 glossy and of a wiry character, and annulated in different 

 degrees with black, yellow, or white, and olive green. 



4—4 

 The molars are , nearly all of the same size, and 



