FIELD BOOK OF MAMMALS 



gray and dusky with dark reddish brown wash on dorsal 

 region and outside of Hmbs; tail above mixed black and 

 yellowish white, below, reddish; underparts grayish white 

 to buffy. Total length, 12 inches; tail vertebriE, 3.6 inches; 

 hind foot, 1.5 inches. Found on the plains of the Columbia 

 in eastern Washington and on the Snake River plains of 

 Idaho; limits of range unknown. 



Mollis Group 



Little Gray Ground Squirrel; Soft-haired Ground Squirrel.— 



Citellus mollis mollis (Kennicott). Plate XXIII. 

 Size very small; pelage soft; tail short and narrow; ear 

 small ; coloration gray ; claws weak and compressed. Upper- 

 parts uniform grayish in general tone, mixed silvery gray, 

 yellowish brown and black; tail above mixed yellowish 

 brown, black and whitish, below, pale ochraceous frmged 

 with whitish; hands and feet grayish white; underparts 

 silvery gray washed with pale buffy. Total length, 8 

 inches; tail vertebras, 1.8 inches; hind foot, 1.3 mches. 

 Found in Utah and Nevada; limits of range unknown. 

 Sagebrush Ground Squirrel. — Citellus mollis artemisicB 

 Merriam. 

 Smaller than typical mollis which it resembles m general 

 coloration, but with tail grayer and less buffy fulvous; 

 bullai and teeth much smaller. Total length, 7.3 mches; 

 tail vertebrae, 1.5 inches; hind foot, 1.2 inches. Found m 

 Idaho, Fremont County to Bingham County; limits of 

 range unknown. 

 Gray Soft-haired Ground Squirrel.— Q7e//M5 mollis canus 

 (Merriam). j -i 



Smaller than typical mollis, with shorter hmd foot and tail; 

 grayer. Upperparts finely grizzled gray and dusky with- 

 out buffy suffusion; underparts buffy to buffy gray; tail 

 grayer and less fulvous than in typical mollis. Total length, 

 8 inches; tail vertebrae, 1.5 inches; hind foot, 1.2 inches. 

 Found in Wasco County and adjacent sagebrush plains of 

 northern Oregon ; limits of range unknown. 

 Lost River Ground Squirrel. — Citellus mollis pessimus 

 Merriam. 

 Resembling artemisia but larger and darker; tail longer, 

 larger, and darker. Total length, 8.2 inches; tail vertebr^, 

 I 8 inches; hind foot, 1.3 inches. Found along lower Big 

 Lost River, Fremont County, Idaho; limits of range un- 

 known. ^. „ 7,- ■ -T 



Malheur Soft-haired Ground Squirrel.— Citellus mollis vigihs 



(Merriam). . ^ 1 r ^ 



"Similar in general to canus; color iron-gray, hnely lined, 



much as in canus, but more hoary-whitish." (Merriam) 



Skull characters different. Total length, 8.3 inches; tail 



