Mammal a from the Yunnan //ii/hldnd.i. \()l 



d. She .siniiUer — hUuU about 19 mm.; tdloiir 

 t)livaCfous. 

 c'. Colour browner olivaceous. Fur shorter 



and liiirslier. (S. Vminan.) Jlavtor, Q. All. 



d*. C«)lour more biifTy olivaceous. Fur longer 



and softer. (N.W. Yunnan.) lichiensia, subsp. d. 



Dremoinijs pernyi howelli, ^ub.sp. n. 



Colour tliroii^limit like tluit of Une perin/i\ or very sli^litly 

 more yillo\vi.sli olivaceous, but on the tore-back in every 

 specimen tlieru is an aliuodt imperceptible bhickiah dorsal line 

 from 1 to 2 inches in length. Under surface as in pernyi^ 

 the throat whitish or slightly btifTy, the front aspect of tlio 

 lower legs dull whitish or more or less washed with reddish. 

 Tail as in jiernyi. 



iSkuU about 53 mm. in length. 



Dimensions of type (measured by collector) : — 



Hand and body I'JO mm. ; tail V6^ ; hind foot 46 ; 

 ear 22. 



Skull: greatest length 53*5 ; condylo-incisive length 45'5 ; 

 upper tooth-series exclusive of ^/ 8'1. 



Hah. On Tai-Ping-IIo, Upper Irrawaddj, in neighbourhood 

 of Tengyueh. Type from Ma Chang Kai, about 25 miles 

 S.W. of Tengyueh. 6500'. 



Type. Old male. B.M. no. 12.8. 26. 2. Original number 

 228. Collected 4th June, 1912, and presented by E. B. 

 llowell, Esq. Nine specimens. 



Slight as is the difference between this squirrel and true 

 pernyiy it runs through the series of seven specimens of one 

 and nine of the other, and the localities are quite sufficiently 

 far apart to nrnke a real distinction likely, so that the 

 I'engyueh form ought evidently to iiave a local name. 



I have much j)leasure in naming this squirrel after 

 Mr. llowell, its discoverer, to whom the National Museum 

 owes a considerable number of Chinese mammals, including 

 the original series of Microtus calamorum. 



Dreiuomys peniyi mentosus, subsp. n. 



Like D. p. howelli, but smaller and with shorter tooth-row. 



Geneial colour as in the paler and more yellowi.-<h examples 

 of howelli, an almost imperceptible dark dorsal line similarly 

 present. Details of colour as in that race. Inguinal region 

 and front of legs washed with dull buft'y. 



Skull as in howelli^ but smaller ; the tooth-row rather 



