432 ERETHIZON. VULPES. 



Genl. Char. "Rather larger than true E. dorsatus; tail averag- 

 ing a little shorter; skull rather longer, rostral portions stouter; 

 incisor teeth broader and stronger, and usually dull yellow; molari- 

 form teeth smaller." 



Color. " Hair jet black, or dull brownish or rusty black; a few 

 of the stiff quill-like hairs on sides of tail and rump, tipped with yel- 

 lowish; quills on head and fore part of body white basally and rusty 

 brown at ends; quills on rump and tail white with brownish black 

 ends." 



Measurements. "Total length, 790; tail vertebrs, 166; hind 

 foot, 124; ear, 36." (ex Bangs 1. c.) 



Order VII. Camivora. 



Fam. II. Canidae. 



72. Vulpes. 



459. a. Vulpes kenaiensis. Merr., Wash. Acad. Scien., 1900, 

 p. 670. 



Type locality. Kenai Peninsula, Alaska. 



Geogr. Distr. Kenai Peninsula. 



Genl. Char. Skull only known. " Similar in general to /'. //(J'rr/- 

 mani, but rostrum decidedly longer, less swollen over canines, lateral 

 constriction absent, and nose less upturned; zjgomata more spread- 

 ing posteriorly; frontal broader interorbitally; premolars more spaced; 

 upper carnassial and first upper molar huge; upper carnassial with 

 antero-internal cusp weaker and set more anteriorly (not projecting 

 so far into palate); first upper molar larger; second lower molar larger 

 and more bellied on inner side; last lower molar often absent." 



Measurements. Basal length, 148; basilar length, 145; palatal 

 length, 79; postpalatal length, 6S; zygomatic breadth, 82.5; interorbi- 

 tal breadth, 30.5; least breadth of rostrum on plane of second molar 

 (constriction absent), 27; length of crown of pm^ on outer side, 15.5; 

 length of m' on outer side, 1 1 ; length of heel (transversely) from notch 

 on outer side, 13." (Merriam 1. c.) 



459. aa. Vulpes regalis. Merr., Wash. Acad. Scien., 1900, p. 672. 



Type locality. Elk River, Sherburn County, Minnesota. 



Geogr. Distr. Northern Plains from Dakota to Alberta; east to 

 Manitoba and Minnesota; limits unknown. 



Genl. Char. Size large; ears large and broad, tail long. Sexes 

 differing in size. 



