Vol. Ill] GRINNELL— MAMMALS OF CALIFORNIA 345 



Family SCIURIDAE 



Marmota flaviventer (Audubon and Bachman) 



Yellow-bellied Marmot 



Original description — Arctomys flaviventer Audubon and 

 Bachman, Proc. Acad. Nat. Sci. Phila., October, 1841, pp. 99, 

 100. 



Type locality — Mountains between Texas and California. 



Synonym — Yellow-bellied Woodchuck. 



Range — High Transition and Boreal zones on the Sierra 

 Nevada from Cannell Meadow (near Kern County line), 

 Tulare County, north at least to Nevada County (Mus. Vert. 

 ZooL). 



Citellus beecheyi douglasi (Richardson) 

 Douglas Ground Squirrel 



Original description — Arctomys douglasii Richardson, 

 Fauna Boreali- Americana, 1, 1829, p. 172. 



Type locality — Banks of the Columbia River, Oregon. 



Synonyms — Citellus douglasi; Citellus variegatus douglasi; 

 Spcrmophilus grammitrus douglasi; Citellus grammurus doug- 

 lasi. 



Range — Upper Sonoran and Transition zones throughout 

 northern California, north from San Francisco Bay to the 

 Oregon line ; east across the upper end of the Sacramento 

 Valley and through the Shasta and Modoc regions to the 

 Warner Mountains. The range of douglasi is restricted to 

 the west side of the Sacramento River north as far as Butte 

 Creek, when it spreads northeast across the Valley to take in 

 Chico and the mountain mass beyond, including Lassen Peak 

 (Mus. Vert. Zool. ; Merriam, Dept. Agric, Bur. Biol. Surv. 

 Circ, 76, 1910, pp. 2, 3). 



Citellus beecheyi beecheyi (Richardson) 

 California Ground Squirrel 



Original description — Arctomys beecheyi Richardson, Fauna 

 Boreali- Americana, 1, 1829, p. 170, pi. 12. 



Type locality — Neighborhood of San Francisco and Monte- 

 rey, in California. 



August 26, 1913. 



