URSUS. :593 



(I. /'/-sns lion i It'll is iihtsccnsis Merriam. 



Ursus horribilis alascensis Merr., Proc. Biol. Soc. Wash., x, 1896, 

 p. 74. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, 

 p. 312. Zool. Ser. 

 Alaskax Grizzly Bear. 



Type locality. Norton Sound, Alaska. 

 Geogr. Distr. Not determined. 



I), f'/s/is ltt)/-/-ihil is liorri (fii s Baird. 



Ursits horribilis var. horricriis Baird, Rep. Mex. Bound. Surv., 11, 



Pt. 11. 1859, p. 24. 

 Ursus horribilis horricBiis Elliot, Syn. N. Am. Mamm., F. C. M. 



Pub., II, 1901, p. 312. Zool. Ser 

 Ursus horricctis Elliot, Mamm. Middle Amer. & W. Indies, F. C. M. 

 Pub., IV, Pt. II, 1904, p. 480, fig. Lxv, pi. XLVii. Zool. Ser. 

 Mexican Grizzly Bear. 



Type locality. Los Nogales, State of Sonora, Mexico, near border 

 of Pima County, Arizona. 



Geogr. Distr. Northern Mexico and southern New Mexico. 

 Range undetermined. 



c. Crsiis horrihil is ijliirtni i/.v Merriam. 



Ursus horribilis phcEonyx Merr., Proc. Biol. Soc. Wash., xvii, 1904, 



V- 154- 



Dark-clawed Grizzly Bear. 



Type locality. Comet Creek, a tributary of Forty Mile Creek, 

 near Eagle. Alaska. 



Geogr. Distr. Unknown. 



Genl.Char. "Similar to U . horribilis, but claws shorter, more 

 strongly curved (I) and dark blue black. Ears rather short and 

 densely haired on both sides. Skull: zygomata more spreading, muz- 

 zle broader, shorter, canines heavier, incisors larger." 



Color. Back and legs very dark brown, almost blackish brown; 

 unworn tips of hairs on back grizzled; under parts and muzzle pale 

 brown. 



Alcasuremeiiis. "Middle claw of fore foot, over curve, 93; top of 

 base to tip, 75; bottom of base to tip, 55. 



961. Ursus richardsoni Swainson. 



Ursus richardsoni Swainson, Anim. Menag., 1838, p. 54. Elliot, 

 Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, p. 313. Zool. Ser. 

 Barren Ground Grizzly Bear. 



Type locality. Shore of the Arctic Ocean, Mackenzie, Canada. 



Geogr. Distr. Barren Ground between Hudson Bay and Mackenzie 



