EUTAMIAS. * 27 



dark chestnut one on upper edge of flanks; two middle pale stripes 

 gray, outer pair white; rump and outer side of thighs and limbs gray; 

 flanks buff; underparts white, dark under fur showing through; tail 

 above black, tips of hairs white, their bases buff, chestnut on basal 

 half of hairs, remainder black with white tips, beneath pchraceous 

 with black marginal band with whitish hairs ; hands and feet grayish, 

 buff tinged; ears dusky in front and white behind. Ex type in United 

 States National 'Museum. 



Measurements. Total length, 225; tail, 91; hind foot, 33. Skull: 

 Occipito-nasal length, 35.9; Hensel, 28.6; zygomatic width, 19.4; 

 intertemporal width, 8.1; length of nasals, 9.5; palatal length, 14.6; 

 length of upper molar series, 5.6; length of mandible, 16.1; length of 

 lower molar series, 5.5. Ex type in United States National Museum. 



Eutamias quadrivittatus ahimosus Warren. 



Eutamias quadrivittatus animosus Warren, Proc. Biol. Soc. Wash., 

 XXII, 1909, p. 105. 



Type locality. Irwin's Ranch, Tp. 29 S., R. 52 W., Las Animas 

 County, Colorado. Altitude 5,000 feet. 



Genl. Char. Pelage very pale in color. 



Color. Top of head and shoulders gray; facial stripes narrow, 

 blackish; post-auricular spot large, whitish; flanks grayish; median 

 dorsal stripes blackish, bordered with rufous or pale chestnut; inner 

 pair pale chestnut-rufous darkest posteriorly; outer pair and flanks 

 pale yellowish rufous, outer pair of stripes barely distinguishable 

 from sides; underparts white; tail above rusty and black, beneath 

 pale bright rufous. Ex type in United States National Museum. 



Measurements. Total length, 247; tail, 115; hind foot, 37. Skull: 

 Total length, 36.3; Hensel, 27.2; zygomatic breadth, 19.8; inter- 

 temporal width, 12.9; length of nasals, 8; palatal length, 15.8; length 

 of upper molar series, 6; length of mandible, 16.6; length of lower 

 molar series, 9.3. Ex type in United States National Museum. 



Eutamias minimus caryi Merriam. 



Eutamias minimus caryi Merr., Proc. Biol. Soc. Wash., XXI, 1908, 



P- 143- 



Type locality. Medano Ranch, San Luis Valley, Colorado. 



Genl. Char. I^ike T. minimus but paler. 



Color. General hue pale gray; inner pair of light stripes pale gray; 

 top of head gray tinged with brown; rest of upperparts and inner 

 pair of light stripes pale gray; outer pair white; median stripe pale 

 brown, becoming black in center of back; other stripes pale brown 

 darkest posteriorly; thighs gray; feet and hands whitish; flanks pale 



