216 



PTEROMYS VOLUCELLA.— Gmel. 



Common Flying-Squikbei. 



PLATE XXVIII Maies, Females, and Young. Natural size. 



Pt. Tamias Lysteri magnitudine, supra ex fusco-cinereo et albido, infra 

 ex albo. 



CHARACTERS. 



Size of Tamias Lysteri ; above, brownish-ash tinged with cream colour ; 

 beneath, white. 



SYNONYMES. 



AssAPANicK, Smith's Virginia, p. 27, 1624. 

 SciURUS Americanos Volans, Ray, Syn. Quad. 

 Flying Squirrel, Lawson's Carolina, p. 124. ^ 

 La Palatouche, Buff., X., pi. 21. 

 SciuRus VoLDCELLA, Pallas, Glires, p. 353, 359. 



" '' Schreber, Saugethiere, p. 808, 23, t. 822. 



" " Gmelin, Linn., Syst. Nat., p. 155, 26, 



SciuRus ViBGiNiANTJS, Gmelin, Syst. Nat. 



" " Shaw's Gen. Zool., vol. ii., p. 155, t. 150 



Flying Squirrel, Catesby's Carolina, vol. ii., p. 76. 



" " Pennant's Quadrupeds, p. 418, 283. 



Pteromys Volucella, Desm., Mamm., p. 345, 554. 

 " " Harlan, p. 187. 



« " Godman, vol. ii., p. 146. 



" " Emmons, Report, p. 69. 



« " Dekay, p. 65. 



DESCRIPTION. 



Head, short and rounded ; nose, blunt ; eyes, large and prominent ; 

 ears, broad and nearly naked ; whiskers, numerous, longer than the 

 head ; neck, short ; body, rather thicker than that of the chipping squir- 

 rel. The flying membrane is distended by an additional small bone of 

 about half an inch in length, articulated ■with the wrist. The fur on the 

 whole body is very fine, soft and silky ; legs, rather slender ; claws, feeble, 

 compressed, acute, and covered with hair ; tail, flat, distichous, rounded 

 at the tip, and very thickly clothed with fine soft fur. Ten mammEe. 



