KANGAROO RAT 



coast belt and west of the Sacramento and Pit rivers, north 

 from San Francisco Bay and the Strait of Carquinez to 

 (and beyond) the Oregon line. Altitudinal range, 200 to 

 4500 feet. Life-zone, Upper Sonoran and, locally, Transi- 

 tion," (Grinnell) 



Lesser California Kangaroo Rat. — Dipodomys heermanni ex- 

 imins (Grinnell). 

 Resembling californiciis but smaller and with less brightly 

 cinnamon-buff coloration; upperparts pinkish buff. Total 

 length, 1 1.5 inches; tail vertebrce, 7 inches; hind foot, 1.66 

 inches. Found in "The eastern side of the lower Sacra- 

 mento Valley, including the Marysviile Buttes, from the 

 vicinity of Red Bluff, Tehama County, southeast to Lime- 

 kiln, Eldorado County. Altitudinal range, 200 to 1200 

 feet. Life-zone, Upper and Lower Sonoran." (Grinnell) 



Heermann Kangaroo Rat. — Dipodomys heermanni heermanni 

 Le Conte. 

 Closely resembling calif ornicus except for presence of five 

 toes instead of four, and the usual absence of white tip to 

 tail. Total length, 11.7 inches; tail vertebrce, 7.2 inches; 

 hind foot, 1.7 inches. Found on "West base of central 

 Sierra Nevada, at least from Carbondale, Amador County, 

 south to Coulterville, Mariposa County. Altitudinal range, 

 500 to 3200 feet. Life-zone, Upper Sonoran (lower edge of 

 Transition locally)." (Grinnell) 



Tulare Kangaroo Rat. — Dipodomys heermanni tularensis 

 (Merriam). 

 Paler than heermanni which it resembles externally; upper- 

 parts warm buff. Total length, 11.8 inches; tail vertebra, 

 7 inches; hind foot, 1.66 inches. Found on "the floor of the 

 San Joaquin Valley. Extends to the northward not farther 

 on the eastern side than the vicinity of Raymond, Madera 

 County, but on the western side to near Tracy; south- 

 eastward to vicinity of Bakersfield and Buena Vista Lake. 

 Altitudinal range, 120 to 3000 feet. Life-zone mostly Lower 

 Sonoran, but reaching into Upper Sonoran along the Tem- 

 blor Mountains, west of McKittrick, and on the lower west- 

 ern slopes of the Sierra Nevada." (Grinnell) 



Merced Kangaroo Rat. — Dipodomys heermanni dixoni (Grin- 

 nell). 

 Intermediate in color between tularensis and heermanni; 

 smaller than either; tip of tail dusky; five toes present. 

 Total length, 11.3 inches; tail vertebras, 6.8 inches; hind 

 foot, 1.65 inches. Found on "Floor of lower (northern 

 end) San Joaquin Valley, on the eastern side of the San 

 Joaquin River, in Stanislaus and Merced Counties. Alti- 

 tudinal range, below 500 feet. Life-zone Lower Sonoran," 

 (Grinnell). 



Berkeley Kangaroo Rat. — Dipodomys heermanni berkeleyensis 

 (Grinnell j. 

 Resembling tularensis but darker; tip of tail dusky. Total 



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