748 DR. A. GUNTHER ON NEW MAMMALS. [Nov. 7, 



whitish. Ears of moderate size. Claws feeble. Tail not much 

 shorter than the body. 



in. lin. 



Length of head and body 7 G 



,, tail 6 (') 



hind foot 1 9 



The palatal notch extends far forwards, nearly to the level of the 

 front margin of the third molar. 



iiiillim. 



Total length of skull 47 



Length of nasal bones 17 



,, frontal suture 14 



Least width of frontals 11 



Distance between incisor and first molar 9 



Length of upper molar series 8 



,, lower molar series.*. 8 



A fully adult male (stuffed) has been in the Museum for many 

 years ; nothing is known of its history beyond that it was presented 

 by the Earl of Derby. 



EciIIMYS BREVICAUDA. 



Echimys brachyurus, Waterh. Mamm. ii. p. 345 (not synon.). 



Fur composed of rigid hairs of moderate length, which, although 

 flattened and channelled, are so narrow and flexible as not to merit 

 the term of spines. Tail scaly, with scattered hairs. Upper parts 



Fie. 8. 



Fooi and spine of Echimys brevicauda. 



brownish red, the hairs having black tips ; sides similarly coloured, 

 but of a lighter shade; throat and sides of the abdomen reddish 

 white, middle of the abdomen white. Feet and tail greyish. Thumb 

 scarcely detached, but distinctly clawed ; the third and fourth fingers 

 project about two lines beyond the second. The three middle toes 

 are armed vvith rather strong claws and of nearly the same length. Ears 

 of moderate size. Tail much shorter than the body. 



in. lin. 



Length of head and body 9 



tail 5 II 



