PHENACOMVS. 169 



Gen!. Char. Similar to P. orophilus, but more ochraceous ; 

 ascending branches of premaxillae more expanded terminally. 



Color. Above clay color, suffused with ochraceous, sprinkled 

 with black on dorsal region: under parts yellowish white; feet soiled 

 white. Tail brownish above, whitish beneath. 



Measuretnents. Total length, 130; tail vertebr<T, 30; hind 

 foot, 17. 



236. celatus. {Phenacomys), Merr. N. Am. Faun., No. 2, p. 33. 

 latimanus., Merr. N. Am. Faun., No. 2, p. 34. 



iingava, Merr. N. Am. Faun., No. 2, p. 35. 



Type locality. Fort Chimo, Ungava, Labrador. 



Geogr. Distr. Northwestern Labrador to Peninsula Harbor, 

 northeastern shore of Lake Superior. 



Genl. Char. Size moderate; face more yellow than rest of head. 



Color. Above pale yellowish cinnamon brown, tinged with red- 

 dish on face, mixed with black; feet and under parts whitish gray. 

 Tail dark brown above, whitish below. 



Measurements. Total length, 134; tail vertebr,-r, 29; hind foot, 

 18.1. 



237. constablei. {PJienaeomys), Allen, Bull. Am. Mus. Nat. Hist., 



1899, p. 4. 



Type locality. Telegraph Creek, Northwest Territory. 



Geogr. Distr. Known only from type locality. 



Genl. Char. Size equal to P. preblei; in dentition and colora- 

 tion to P. celatus. 



Color. Above brown tinged with chestnut and mixed with 

 black; face and top of head yellowish chestnut; flanks paler; under 

 parts grayish white, base of fur plumbeous; feet brownish white. 

 Tail, blackish above, gray below; at base of ears a whitish tuft. 



Measurements. Total length, 124; tail vertebra', 32; hind foot, 19. 



238. longicaudus. [Phenacomys), True, Proc. U.S. Nat. Mus. Wash., 



1890, p. 303. 



Type locality. Marshfield, Coos County, Oregon. 



Geogr. Distr. Probably coast district of Oregon. 



Genl. Char. Size large, tail less than length of head and body. 



Color. Above bright rusty brown mixed with black; under parts 

 white tinged with rusty brown. Hairs on throat white to roots, all 

 the rest plumbeous at base. Tail, uniform dusky chocolate brown. 

 Feet brown. 



Measurements. Total length, 148; tail to end of hairs, 62; hind 

 foot, 20; ears, 4.6. 



