584 New or little /mown Mammalia, 



Inhabits Swan River : ? called Gunar. Sits with its tail between its 

 legs. The Macropus Briinii has the same teeth as this genus. 



Besides these, there is a species called M. ruficollis, in the Museum of 

 the Zoological Society, which is peculiar for the length of the hair in its 

 tail ; but it has no skull, so that the teeth cannot be examined. 



Betto'ngia Gray. Muffle bald, distinct. Canine teeth distinct; upper 

 cutting teeth unequal; the front much longest, the hinder small, 

 simple. Tail scaly, covered with shortish hairs, which are longer, and 

 form a tuft at the tip. Hind legs and toes elongate ; the outer toes 

 longer than the inner ones. 



Bcttongia setbsus Hypsiprymnus setosus Ogilby. Grey grizzled. End of 

 tail blackish, slightly tufted. Ears moderate. 

 Inhabits Swan River. British Museum. 



Bettongia pcnicillata. Grey and white varied ; beneath, whitish. Under fur 

 lead-coloured. Tail grey, end tufted, black. Ears small, rounded. 



Bettongia rufescens. Reddish grey, slightly grizzled ; beneath, whitish. 

 Back rufous. Ears rather large. Tail whitish (? end simple). 



Hypsipry'mnus F. Cuv. (part). Muffle bald, distinct. Canine distinct ; 

 upper cutting teeth unequal ; front much longest ; the hinder small, 

 simple. Tail with rings of square scales, and close-set bristly hairs. 

 Hind legs and toes shorter; the outer and inner hind toes nearly 

 equally long. Fur rigid. 



Hypsiprymnus minor Cuv., Macropus minor Shaw. 

 Inhabits . 



Pte'romys melanotics. Fur soft, bright red bay. Feet, end of nose, hinder 

 half of the outside of the ears, and end of the tail, blackish-brown. 

 Cheek, and beneath, pale. 

 Inhabits Nepal. 



Quite distinct from Pteromys nitidus (which Cuvier erroneously considered 

 as the female of Pt. Petaurista), which is dark red bay, with the feet, base 

 of the whiskers, orbits, and end of the tail, blackish ; ears dark red- 

 brown ; and the cheek and the under parts, pale reddish. 



Pteromys albiventer Gray Illust. Ind. Zool. Fur soft. Reddish-brown, 

 grizzled. Hairs long, white-tipped. Sides and limbs darker. Band 

 across nose, whiskers, orbits, and feet, black. Cheeks grey. Throat 

 white. Belly reddish-white. 

 Inhabits Nepal. 



Pteromys Lcuehii. Grey, blackish, varied ; beneath, white. Fur very soft. 

 Hair of the back lead-coloured, with a grey subterminal band, and black 

 tips ; of the belly, with pure white tips. Ears, end and sides of nose, 

 edges of the orbits, and upper part of the feet, blackish. Whiskers 

 black. Tail elongate, round, grey ; upper half blackish. Soles of the 

 hind feet |*bald. Length, 12 in.; tail, 11 in. 

 Inhabits India. 



Like Sciurus Volucella in colour and softness of the fur, but has an 

 elongate round tail. 

 Sciuroptera Turnbullii Gray. Fur short, soft, blackish; hairs with a 

 whitish subterminal band. Cheeks, chin, and beneath, white. Orbit and 

 whiskers black. The tail narrow, tapering, black-brown ; rather paler 

 beneath. Feet small ; front thumbs rudimentary. Hind feet scarcely 

 fringed at the outer side. Soles narrow, without any tubercles on the 

 centre of the outer side, but with a tubercle in front, and two unequal 

 ones on the hinder part of the inner side. Length, 11^ in.; tail, 8 in. 

 Inhabits India. — Colonel Cobb. Brit. Museum. 

 Sciuroptera fimbridta Gray. Fur long, soft, grey, varied with black ; 

 hairs lead-coloured above, flattened, pale brown, with a black tip. Face 

 whitish ; orbits black ; whiskers very long, black ; chin, and beneath, white. 



