MAMMALIA. 77 



49. Lasomts griseus, PI. VII, fig. 1 ; PI. Vila, fig. 3. 



W. Blanf., J. A. S. B., 1875, xliv, Pt. 2, p. 111. 



JO. sordide griseus, subtus albus, ad dorsum frontemque leviter rufescenti-lavatus, vellere 

 elongato, molli, ad basin plumbeo-nigro, apices versus in dorso lateribusque griseo, apicibus 

 ipsis nonnullis fuscis ; auribus magnis rotundatis, pilis sparsis albidis indutis. Long, in 

 exemplo nuper occiso 7, capitis 1'75, auris tarsi 1 '3 poll. 



1, 2, south of Sanju Pass, south of Yarkand, Kuenlun Range. 



General colour dull- grey (almost chinchilla colour) with a slightly rufcscent tinge on 

 the face and hack, lower parts white. Pur very soft, ahout 0 - 9 inch long in the middle of 

 the back, glossy leaden black at the base, and for about two-thirds of its length very pale, 

 ashy-grey towards the end, the extreme tips of many hairs dark-brown, and on the back 

 the tips of all the hairs are brownish. The sides are almost pure light ashy, rump still paler, 

 feet white. Hair on the face long, on the forehead about half an inch, the basal portion 

 black, the terminal portion light-brown on the forehead, greyer on the nose, and pure grey 

 on the sides of the head. A few of the upper whiskers are black, all the longer and lower 

 vibrissas white throughout. Ears large, round, with rather thin white hairs inside, very short 

 hairs close to the margin, white on the outside, black on the inside, outer surface covered with 

 whitish hairs which become long near the base of the ear. 



The following measurements are taken from one of the tickets, and consequently are 

 doubtless those of the animal when freshly killed ; the measurements from the dried skins 

 are added for comparison with other species : — 



Fresh specimen. Dried skins. 



Inches. Inches. 



Total length 7 6-5 to 75 



Length of ear ......... 1*4 1*1 



Width of do. 1-3 1- 



Length from nose to eye . . . . . . 0 - 9 



Do. do. to base of ear . . . . . .1*7 



Do. fore-foot 0-8 0-8 



Do. hind-foot . . 1*3 1-3 



The following are the measurements of a skull barely adult : — 



Metre. Inches. 



Total length -044 1-75 



Do. breadth across zygomatic arches ..... -022 0'86 



Length of nasal bones . . . . . . . . '0155 0 - 6 



Width of do. behind -005 0-2 



Do. do. in front -0055 0-22 



Do. of frontal bones between orbits ..... -006 0 - 23 



Longitudinal diameter of orbit . . . . . . . -Oil 0-45 



Transverse diameter of do. ....... -009 0*36 



Length of palatine opening . . . . . . . -013 0 - 52 



Breadth of do. behind -0U6 0-23 



Antero-posterior diameter of bony palate behind palatine opening . -002 0-08 



Width of palate between last pair of molars . . . . -0075 0 - 3 



Length of five upper molars taken together .... -009 0 - 36 



Do. of lower jaw from angle to symphysis .... -029 1*12 



Height of do. -017 0-7 



u 



