400 



VERTEBRATA. 





i - 



BRAZILIAN CERCOMYS. 



the back, the side?, and sides of the head, but lighter on the under part. This color extends along 

 the tail for a short distance from its base; but the principal part of that organ is of a rich orange, 

 and there is a spot of the same color on the face. There is a portion of the tail between the ma- 

 roon and the orange of a black color, and the hair upon the whole of the tail is short and fine. 



THE CRESTED NELOMTB. 



The head ia large in proportion to the size of the animal; the muzzle and facial line are straight; * 

 the eyes are very small; and though the ears have large openings, they do not rise much, 

 if at all, above the level of the bead. At the corners of the upper jaw there are tufts of brown 

 hair forming a sort of whiskers, which are longer than the breadth of the head. The hair on the 

 back of the animal is coarse and strong, and more than an inch in length, and bears some resem- • 



