PETAURUS PERONII. 285 



muzzle tinted with yellowish ; ears much pointed, 

 brown above, white on the lower part, and this 

 colour is extended somewhat on to the cheeks ; chin 

 brown ; flank membranes above, brown variegated 

 with grey ; beneath, and the outer edge of the fore- 

 feet, extending to the end of the fingers, of a brown 

 colour; rump brown and somewhat tinted with yel- 

 lowish ; the thighs externally, and hinder-feet, of a 

 deep brown colour ; tail cylindrical, rather longer 

 than the body, of a brown colour, excepting at the 

 tip, which is yellowish-white ; the throat, inner side 

 of the limbs, belly, and under side of the flanks yel- 

 lowish-white. 



Length of head and body, 8 inches 2 lines ; tail, 

 9 inches 6 lines — French measure. 



Habitat, New Holland. 



The above is a Translation of the description given 

 by Desmarest, who adds, that the flank membrane, 

 instead of being extended as far as the wrist, as in P. 

 Taguanoides, or on to the outer finger, as in P.sciurea, 

 terminates at the elbow. 



In the Museum at Paris I found a specimen which 

 agreed so precisely with the description just given, 

 both as to colour and size, as to lead me to suppose it 

 is the original of M. Desmarest's account. It appear- 

 ed to me to be a young individual of P. Taguanoides^ 

 its length in English measurement is 9 inches ; tail, 

 11 inches; ear, 1 0\ lines. The ear is densely clothed 

 with fur on the outer side, as in P. Taguanoides. 

 The character noticed by Desmarest in the flank 

 membrane I cannot put much faith in, for in all the 



