CITELLUS. MARMOTA. 



Occipito-nasal length, 39.6; Hensel, 33.8; zygomatic width, 25; inter- 

 temporal width, 9.6; length of nasals, 10.6; length of upper molar 

 series, 8.4; length of mandible, 23.3; length of lower molar series, 

 7.5. Ex type in United States National Museum. 



Subgenus F. Otospermophilus. 



Citellus variegatus juglans Bailey. 



Citellus variegatus juglans Bailey, Proc. Biol. Soc. Wash., XXVI, 



i9!3> P- 131- 

 Type locality. Glenwood, New Mexico. Altitude, 5000 feet. 



Genl. Char. Similar to C. variegatus, but skull broader, teeth 

 smaller. 



Color. Head rusty and black, becoming tawny near ears; ears 

 black; hind neck, flanks behind shoulders gray; back between shoul- 

 ders black and buff; rest of back ochraceous and cream spotted; under - 

 parts soiled whitish (some examples rusty ochraceous) ; hands and 

 feet pale ochraceous; tail above has the hairs gray with subterminal 

 black band, and a marginal band edged with whitish; beneath prac- 

 tically the same coloring. Ex type in United States National Museum. 



Measurements. Total length, 500; tail, 230; hind foot, 65. 

 Skull: Occipito-nasal length, 60.9; Hensel, 49.3; zygomatic width, 

 38; intertemporal width, 13.6; length of nasals, 22; palatal length, 

 28.5; length of upper molar series, 12; length of mandible, 36.8; 

 length of lower molar series, n.6. Ex type in United States National 

 Museum. 



Genus Marmota (54). Woodchucks. 



, 



Marmota ochracea Swarth. 



Marmota ochracea Swarth, Univ. Calif. Pub. Zool., VII, 1911, p. 203. 

 Type locality. Forty-mile Creek, Alaska. 



Marmota vancouverensis Swarth. 



Marmota vancouverensis Swarth, Univ. Calif. Pub. Zool., VII, 1911, 

 p. 201. 



Type locality. Mount Douglas, Vancouver Island, British Colum- 

 bia, Canada. 



Marmota vigilis Heller. 



Marmota vigilis Heller, Univ. Calif. Pub. Zool., V, 1909, p. 248. 

 Type locality. West shore of Glacier Bay, Alaska. 



