and hips dull rusty ; dorsal stripe dark brown ; a faint stripe of gray- 

 ish on flanks. L'nder parts dull grayish white. Tail above mixed 

 black, chestnut anil white ; hairs chestnut at base. Face with usual 

 Tamias stripes. 



Measiiiemenis. Total length, 237 ; tail vertebra', 105 ; hind foot, 

 22 ; ear, 20. 



a. utahensi.". (Eu/amias), Merr.,Proc. Biol. Soc. Wash., 1897, p. 210. 



jypc Uycality. Ogden, Utah. 



Geogr. Distr. Northern I'tah and northwestern Nevada through 

 Arizona to New Mexico. 



Cienl. Char. Similar to, but smaller and paler than T. dorsa/is ; 

 markings less distinct ; tail below fulvous ; not rufous. 



Color. Winter Pelage. Above hoary butf ; top of head dark : 

 median dorsal stripe noticeable, others nearly obsolete ; sides pale 

 fulvous; post-auricular patch light buff; facial stripes pale. Tail below 

 fulvous, bordered with black fringed with yellowish. 



Measurements. Average total length, 223.6: tail vertebra^, loa ; 

 hind foot, 32.9. 



82. palmeri. {Eulamias), Merr., Proc. Biol. Soc. Wash., 1897, p. 208. 



Type locality. Charleston Peak, Nevada. 



Geogr. Distr. Restricted to type locality. 



Genl. Char. Resembles T. dorsalis in winter pelage ; dorsal 

 stripes short. 



Color. Winter Pelage. Above gray : flanks pale fulvous ; light 

 stripes hoary gray, outer ones whitish; dark dorsal stripes pale ferrugi- 

 nous : middle one blackish : facial stripes faint ; feet grayish fulvous. 

 Tail above grayish at base, remainder black, tips of hairs on base and 

 sides yellowish ; beneath rufous bordered witli black, fringed on sides 

 with yellowish. 



.\feasurements. .Average total length, 219.3 ■ '3'' vertebra', 93.4 ; 

 hind foot, 33.3. 



83. townsendi. ( y'aw/ay), Bachm., Jour. .Vcad. Nat. Scien. Phil., 1839, 



p. 68. 



cooperi. Baird, Proc. Acad. Nat. Scien. Phil., 1855, p. 334. 



Type locality. Mouth of Columbia River. 



Geogr. Distr. Coast region of Oregon, Washington and British 

 Columbia, from mouth of Columbia River northward ; east in north- 

 ern Cascades to head of Lake Chelan. 



Genl. Char. Yellowish brown or olivaceous rufous above ; size 

 large, tail very long, equal to three-fourths the length of head and 

 body, ears large. 



