b.—macruras. [Vul/'is), Baird, Stansb. Expl. Great Salt Lake, 1852, 

 p. 309. 



Type locality. Great Salt Lake. 



Geogr. Distr. Nebraska to California south to Oklahoma Terri- 

 tory and Arizona. 



Gcnl. Char. Size large; color pale; tail vertebrae usually 18 

 inches. 



Color. Similar to V. penns\lvanica; general color pale ochre 

 yellow, brightest on sides; back tinged with reddish; lower part of 

 back variegated with yellowish white; dark yellowish cross on shoul- 

 ders; top of head grizzled. Under parts generally yellowish white. 

 Base of ear yellow, rest black. Tail dull yellow lighter on sides, 

 hairs tipped with black; end of tail yellowish white. Fore feet 

 black; hind feet with a black line on upper part. 



Measurements. Total length, 1265; tail vertebrae, 454; to end of 

 hairs, 555; breadth, 224. 

 c.—rubricosa. {Vulpes), Bangs, Science, vii, 1898, p. 271. 



vafra. Bangs, Proc. Biol. Soc. Wash., 1897, p. 53 (nee Leidy). 



Type locality. Digby, Nova Scotia. 



Geogr. Distr. Nova Scotia, northern eastern N. Am. ? 



Genl. Char. Larger than V. pennsylvanica ; bright ferruginous in 

 general color instead of tawny ochraceous. 



Color. Upper parts and sides deep bright ferruginous, some 

 hairs yellow tipped; abdomen, inner sides of flanks and upper lip 

 white; chin, throat and center of belh' grayish white; tail ferrugin- 

 ous, hairs black tipped, end white; ear black, edged with yellow; 

 fore legs and feet black; hind feet black mixed with ferruginous; 

 narrow black line on flank. 



Measurements. Type. Total length, 1077; tail vertebra, 401; 

 hind foot, 106. 

 461. deletrix. {Vulpes), Bangs, Proc. Biol. Soc. Wash., 1898, p. 36. 



Type locality. Bay St. George, Newfoundland. 



Geogr. Distr. Newfoundland. Labrador? 



Genl. Char. Size small, tail short; hind foot very large; soles 

 hairy, claws long, stout; ears large, round, color variable. 



Color. Upper parts pale ochre yellow, dark on sides of face, 

 shoulder and inside flanks. Under parts and border of upper lip 

 white. Feet black above to ankle joint, beneath dull brownish yel- 

 low. Tail pale dull yellow, tip white, some hairs black tipped. 



Measurements. Type. Total length, 959; tail vertebra;, 336; hind 

 foot, 161; ear from notch, 79. Skull: basal length, 123.4; zygomatic 

 breadth, 72; mastoid breadth, 47; least interorbital width, 26. 2; length 

 of mandible, 99.8. 



