314 Mr. 0. Thomas on a 



Hands and feet dull buffy wliitish. Tail very long ; tlie 

 hairs of the basal furry part comi)aratively short, about as 

 in M. c. mciiraguce ; naked part brown to within 65 mm. 

 of the tip, then abruptly white. 



Skull as usual, but the molar teeth decidedly smaller than 

 in the other subs])ceies. 



Dimensions of the type (measured in the flesh) : — 



Head and body IGG mm. ; tail 250; hind foot (s. u.) 24. 



Skull : greatest length 41 ; basal length 37"3 ; zygomatic 

 breadth 23-5; combined length of three anterior molariforni 

 teeth 7-1. 



Hah. Comackka, SO miles up Demerara River, British 

 Guiana. 



j;^/*^. Adult female. Original number IG. Collected 29th 

 June, 1905, by Mr. S. B. Warren. 



This local representative of the M. ciuerea group diiFers 

 from true cinerea by the greater extent of the brown part of 

 its tail and by its smaller teeth. In the former character it 

 agrees with the Nicaraguan race described above, but by its 

 small teeth it differs from that as from the other members of 

 the group. It was quite to be expected that a special race of 

 M. cinerea should be found in Guiana. 



XXXV. — On a remarkable new Squirrel from Burma. 

 By Oldfield Thomas. 



The British Museum owes to the kindness of Capt. H. 

 11. Harington, of the 90th Punjabis, two specimens, from the 

 Upper Chindwin River, of a very remarkable squirrel, quite 

 unlike anything we have seen before. I would propose to 

 call it 



Sciurus Ilaringtoni^ sp. n. 



A pale creamj'-bufF species with a buffy belly and a whitish 

 tail. 



Size medium. Fur of back rather over 20 mm. in length. 

 General colour of upper surface "cream-buff" along the 

 dorsal area, the buff fading out on the sides, which are dull 

 whitish. Individually the hairs of the back are whitish grey 

 basally, with a broad cream-buff subterminal band and a 

 minute black point. Head creamy whitish, with a slight 

 buffy suffusion on the crown ; the cheeks dull white. Ears 



