Genl. Char. Largest of American foxes. Skull large, postorb- 

 ital processes slightly developed. 



Color. Nose pale fulvous and white; head above from eyes to 

 nape buffy white, grizzled with j-ellowish fulvous; fore part of back 

 yellowish fulvous, lower part buffy white and fulvous; chin, throat, 

 inguinal region and strip on belly grayish buff, rest of under parts 

 yellowish fulvous; ears black; legs and feet pale fulvous, with a 

 black spot on upper surface of feet. Tail, gray and yellowish ful- 

 vous, with indistinct black spot on upper part of dorsal surface; tip 

 buffy white. 



Afeasuremenis. Total length, 1260; tail vertebra;, 450; tail to end 

 of hairs, 550. Skull: nasal length, 140; zygomatic breadth, 77; 

 palatal length, 74.5; interorbital breadth, 27.5; postorbital constric- 

 tion, 22.5; breadth of rostrum at root of canines, 26.3. 

 460. pennsylvanica. [Cants), Bodd., Elench., 1784, i, p. 96. 

 ftilva, Desm., Mamm., 1820, p. 203. 



dccussata, Desm., Mamm., 1820, p. 203. 



Type locality. Virginia. 



Geogr. Distr. Canadian boundary to Georgia, westward to the 

 great plains. 



Genl. Char. Colors various; hair long, silky, soft; tail large, 

 bushy. 



Color. Bright yellowish rufous, darkest on back and shoulders; 

 throat, neck, center of breast and abdomen dark gray; chin, sides 

 of throat, insides of thighs near belly white; front side of fore legs 

 and feet and front of lower hind legs and top of hind feet black. 

 Tail darker than the body, hairs terminating in black. Tip usually 

 pale color, but varies among individuals. Ears black. Three styles 

 of coloration exist: The above or typical style; — with a dark cross 

 on the back and shoulders, known as Cross Fox; — and all black with 

 a white-tipped tail, or Black Fox. 



Measurements. Total length, 920; tail vertebrae, 415; hind 

 foot, 140. 

 a. — arfentata. (Cants), Shaw, Gen. Zool., 1800, p. 325. 



Type locality. Louisiana! 



Geogr. Distr. Boreal regions, North America. 



Genl. Char. Black, many hairs on back and rump tipped with 

 grayish white. 



Color. Black, back and rump hoary, in some specimens the 

 terminal portion of hairs on head, neck and back are white. Under 

 fur blackish brown. Tail black, tip white. Soles of feet covered 

 thickly with hair. 



Measurements. Total length, 840; tail vertebrae, 300. 



