490 Mr. 0. Thomas on 



A young specimen sent by Mr. Maries to the Museum in 

 1880 lived in captivity from May to August 1879, when it 

 died. It has "well developed the peculiar greyness of the 

 back, which cannot therefore be a mark of the winter coat. 



Besides one example of the normal colour, a beautiful 

 semialbinistic specimen of a creamy bufFy tone was obtained 

 from J\lr. Alan Owston in 1900. 



Petaurista leucogenys oreas. 



General colour dark, between " vandyke-brown " and bistre, 

 the subterminal rings on the hairs dull buffy ; outer part of 

 parachute black, sparsely lined with bufFy, the forearms and 

 hands deep black ; patch at end of patagial cartilage dark 

 buffy. Hairs of under surface of body dull whitish tipped 

 with buffy, slightly plumbeous at their bases, those of under- 

 side of patagium bright buffy throughout except on a patch 

 just behind the carpus, where they are black. Head on 

 muzzle and crown more rufous than back, near " burnt 

 umber." Lips and light cheek-patch dull greyish, little 

 conspicuous, the hairs slaty basally, greyish white terminally. 

 Area below eye dull reddish brown, continuous with the 

 rufous, which passes downwards on to the sides and front of 

 the neck. Chin with a black spot. Upper surface of feet 

 black, with a slight trace of buffy tipping on the centre of 

 the metatarsus. Tail long, not unusually broad, breadth 

 across outstretched hairs about 125 mm. ; its general colour 

 dull cinnamon^ the hairs slaty at base. 



Skull with its nasals as in true leucogenys. 



Dimensions of the type (measured in skin) : — 



Head and body 450 mm.; tail 380 ; hnid foot (s. u.) 73; 

 ear 29. 



Skull : length of nasals 25, of tooth-row without p^ 14*5. 



Uab. Wakayama, Southern Peninsula of Hondo. 



lype. Female. B.M. no. 3. 5. 18. 1. Collected and 

 presented by R. Gordon Smith, Esq. 



Petaurista leucogenys tosce. 



General colour above intermediate between the dark leuco- 

 genys and the light nikkonis, about matching E,idgway^s 

 '' hair-brown," subterminal bands on hairs cream-buff"; ends 

 of underfur drab-brown. Under surface dingy whitish, the 

 hairs slaty at their bases and washed with buffy terminally. 

 Head brown, not reddisli, the top of the muzzle inclined to 

 buffy. Lips and light cheek-patch greyish white, the hairs 

 slaty at base, the cheek-patch not extending up on to the 



