188 FAUNA AMERICANA. 



Polatouche, Buff. t. 10. pi. 21. Shaw, Gen. Zool 

 vol. ii. part 1. p. 155. tab. 150. 



^^ssapan, F. Cuv. Mamm. Lithogr. 8th livraisori, 

 (Encjxl. pi. 77. fig. 4.) 



Char. Essent. Colour reddish-gray above, white 

 beneath ; tail nearly as long as the body ; lateral 

 membranes presenting a simple lobe posterior to 

 the wrists. 



Dimensions. Total leno;th four inches ten lines ; 

 of the head one inch six lines ; of the trunk of the 

 tail three inches seven lines. 



Description. Superior surface of the head, of 

 the bodv, of the tail, and exterior surface of the 

 limbs, of a gray colour, with a slight brush of red; 

 the hairs of these parts being cinereus at base, and 

 reddish-yellow at their extremity ; eyes surround- 

 ed with a blackish-ash colour, with a white spot 

 above each ; borders of the membrane also passing 

 into a brown arbove ; beneath the body, from the 

 end of the snout to the origin of the tail, white, 

 with a slight teint of yellow on the borders of the 

 membrane, and on the inner sides of the thighs 

 and legs ; upper surface of the tail of a clear brown 

 colour, the inferior of a yellowish-white; whiskers 

 black, and about two inches in length. 



Habit. Living in little troops on trees, feeding 

 on nuts, seeds, grains, buds of the birch tree, &c. 



Inhabit the United States, from Canada to Vir- 

 ofinia. 



