508 FIELD COLUMBIAN MUSEUM ZOOLOGY, VOL. III. 



Genl. Char. Size very small, half that of U. cinereo-argenteus. 

 Tail one-third as long as body without head. 



Color. Diminutive miniature of the gray fox. Upper parts 

 mixed grayish white and black; under parts brownish white; base of 

 ears, sides of neck, lower portions of sides of the body and fore legs, 

 cinnamon; chin and sides of muzzle black; lower part of face and 

 throat white; tail with a black stripe above, sides grayish; beneath 

 rusty. 



Measurements. Total length, 622; tail vertebrae, 152; hind foot, 89. 



Fam. III. Ursidae. 



Sub. Fam. I. Ursinae. 



76. Ursus. Linn., 1758. 



A. Thalassarctus. 



PAGE. 



486. Ursus maritimus. Desm 310 



B. Ursus. 



487. Ursus middendorffi. Merr 310 



488. Ursus dalli. Merr 311 



C Danis. 



489. Ursus horribilis. Ord 312 



Ursus horribilis alascensis. Merr 312 



Ursus horribilis horriaeus. Baird 312 



490. Ursus richardsoni. Mayne-Reid 313 



D. Euarctus 



491. Ursus americanus. Pallas 313 



Ursus americanus sornborgeri . Bangs 314 



492. Ursus luteolus. Griff 314 



493. Ursus floridanus. Merr 314 



494. Ursus emmonsi. Dall 315 



Fam. IV. Procyonidae. 



Sub. Fam. I. Procyoninae. 



77. Bassariscus. Coues, 1887. 



495. Bassariscus astutus. Licht 316 



Bassariscus astutus raptor. Baird 316 



Bassariscus astutus flavus. Rhoads. 316 



Bassariscus astutus oregonus. Rhoads 317 



