208 Merriam, — The Chip mimics of the Genus Eutamlas. 



grayish, dorsal stripe from between ears to tail hlucJc ; lateral dark stripes 

 black, the hairs tipped with rusty; inner pair of jmle stripes whitish ; 

 outer pair white; rump gray ; feet whitish ; tail a])ove, grizzled buffy yel- 

 lowish ; below, pale fulvous with l)lack submarginal band edged with 

 buffy ochraceous. 



Cruniid ckaracters. — The skull of Eatainlas oreocetcs is so much smaller 

 than that of its geograi^hical neighbor, E. affinls, that no detailed com- 

 jiarison is required. Contrasted with the skull of E. alplnus from the 

 High Sierra of California, the skull is slightly larger, the frontals decidedly 

 narrower between orbits ; parietals longer ; rostrum blunter and much 

 more swollen ; teeth disproportionally larger, especially the molars. 



Measurements. — Type specimen, 9 ad. : total length, 193 ; tail vertebrae, 

 90; hind foot, 31. Cranial measurements: basal length, 26; zygomatic 

 breadth, 18; palatal length, 15.5 ; upper molar series on crowns, 5. 



Eutamias speciosus inyoensis subsp. nov. Inyo Chipmunk. 



T!jpe from White Mts., Inyo Co., Calif No. Ulll, d Yg- ^^"^^ U. S. 

 Nat. Mus., Biological Survey Coll. Collected July 7, 1891, by E. W. 

 Nelson. Original No. 10G9. 



Geographic distribution. — Boreal summits of White and Inyo Mts., Cali- 

 fornia. 



General characters. — Similar to E. speciosus, but facial stripes less pro- 

 nounced ; post-auricular patches ill defined ; rump grizzled golden yel- 

 lowish instead of gray ; middle dorsal stripe blacker; gray on back of 

 neck more extensive ; black tip of tail shorter. 



Color. — Type (-Inly 7) : top of head grizzled grayish ; dorsal stripe from 

 between ears to base of tail black, faintly edged with rusty along middle 

 of back ; lateral dark stripes rusty anteriorly, becoming black edged with 

 rusty on posterior half; outer pair of light stripes wliite ; inner pair gray ; 

 sides, from in front of foreleg to rump, bright fulvous ; back and sides of 

 neck grayish white, the post-auricular spijts indistinct ; rump golden yel- 

 low, grizzled by l>lack hairs ; ui)})er surface of hind feet fulvous ; fore feet 

 washed with pale fulvous ; tail above, grizzled yellowish-ochraceous and 

 black ; below, fulvous with submarginal black Inind. 



Measaremanls. — Type: total length, 225; tail vertebne, 102; hind foot, 

 34. Average of 4 specimens from type locality: total length, 227; tail 

 vertebra, 100; hind foot, 33.3. 



Eutamias palmeri* sp. nov. Palmer's Chipmunk. 



Tijpe from Charleston Peak, Nevada (altitude about 2450 meters or 8000 

 feet). No. llUh d ad., U. S. National Museum, Biological Survey Coll. 

 Collected by T. S. Palmer and E. W. Nelson Feb. 13, 1891. (Original 

 No. 432.) 



* Named in honor of Dr. T. S. Palmer, who was in command of the 

 expedition during my absence, and who was in charge of the party that 

 visited Charleston Peak and discovered the species. 



