384 VULPES. 



947. Vulpes velox (Say). 



Cams velox Say, in Long's Exped. Rocky Mts., i, 1823, p. 487. 

 Canis cinereo-argentatus Sabine, Frankl. Narr. Journ. Polar Sea, 



1823, p. 658. 

 Canis microius Reichenb., Wagn. in Weigm. Archiv, iii, 1837; 11, 



p. 162. 

 Vulpes velox Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, 

 p. 306. Zool. Ser. 

 Swift Fox. 



Type locality. Vicinity of Cherry Creek, Laramie County , Wyoming. 

 Geogr. Distr. Colorado and Nebraska north to the plains of the 

 Saskatchewan, Assiniboia, Canada. 



a. Vidpcs relax hehes Merriam. 



Vulpes velox hehes Merr., Proc. Biol. Soc. Wash., xv, 1902, p. 73. 

 Sluggish Fox. 



Type locality. Calgary, Alberta, Canada. 



Geogr. Distr. Range unknown. 



Genl. Char. Like V . velox, but larger and grayer. Skull larger, 

 palate longer; mandible longer, heavier, more bellied under sectorial; 

 coronoid process higher. 



Measurements. Total length, 844 ; tail vertebrae, 312; hind foot, 130. 



948. Vulpes macrotis Merriam. 



Vulpes macrotis Merr., Proc. Biol. Soc. Wash., iv, 1888, p. 135. 

 Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, igoi, p. 306. 

 Zool. Ser. Id. Mamm. Middle Amer. & W. Indies, F. C. M. 

 Pub., IV, Pt. 11, 1904, p. 473, figs. 86, Lxiii. Zool. Ser. 

 Large-eared Kit Fox. 



Type locality. Riverside, San Bernardino County, California. 

 Geogr. Distr. Southern California, south to States of Sonora and 

 Chihuahua and Lower California, Mexico. 



a. l^ulprs int/cfotis //roin e.vi ('(f nrt Merriam. 



Vulpes macrotis neomexicanusi Merr., Proc. Biol. Soc. Wash., xv, 

 1902, p. 74. 

 New Mexican Kit Fox. 



Type locality. San Andreas Range (about fifty miles north of 

 El Paso, Texas), Donna Ana County, New Mexico. 



Geogr. Distr. New Mexico and Arizona. Range unknown. 



Genl. Char. Like V. macrotis but larger. Skull heavier, broader; 

 rostrum thicker; frontals broader; zygomata more spreading; bullae 

 larger, with anteriorly projecting point on inner side; lower jaw 

 decidedly heavier and more bellied; coronoid process higher. 



