FIELD BOOK OF MAMMALS 



length, 12 inches; tail vertebras, 7.2 inches; hind foot, 1.64 

 inches. Found on "Presumably the Mount Diablo range 

 and adjacent hills to the east of San Francisco Bay. Life- 

 zone, Upper Sonoran. Only the one locality, Berkeley, 

 represented in the material actually handled. This material 

 comprises but 4 specimens." (Grinnell) 



Salinas Kangaroo Rat. — Dipodomys heermarini goldmani 

 (Merriam). 

 Resembling berkeleyensis but ears slightly larger and tail 

 less tufted. Total length, 11.6 inches; tail vertebrcc, 7.1 

 inches; hind foot, 1.7 inches. Found in "The lower 

 (northern) end of the Salinas Valley and adjacent smaller 

 valleys and bare hillsides, from the seacoast on Monterey 

 Bay just south of the mouth of the Salinas River southeast 

 to vicinity of Soledad; east to Bear Valley, in vicinity of 

 Cook P. O., in San Benito County, and thence north to 

 San Jose, in Santa Clara County. Altitudinal range, sea- 

 level up to about 1300 feet. Life-zone, Upper Sonoran." 

 (Grinnell) 



Jolon Kangaroo "Rat.— Dipodomys heermanni jolonensis 

 (Grinnell). 

 Larger than goldmani; tail more tufted; paler on dorsal 

 region; resembling tularensis in color. Total length, 12.2 

 inches; tail vertebrae, 7.5 inches; hind foot, 1.75 inches. 

 Found in "The upper (southern) end of the Salinas Valley 

 and tributary valleys, from vicinity of King City and 

 Peachtree, in Monterey County, south at least to Creston, 

 in San Luis Obispo County; west to Jolon. Altitudinal 

 range, 400 to 1500 feet. Life-zone, chiefly Lower Sonoran." 

 (Grinnell). 



Carrizo Plain Kangaroo Rat. — Dipodomys heermamii sivartJii 

 (Grinnell). 

 Paler than jolonensis and with reduced dark markings. 

 Total length, 11.9 inches; tail vertebrae, 7 inches; hind 

 foot, 1.74 inches. Found in "The extreme southwestern 

 border of the San Joaquin Valley, in vicinity of McKittrick 

 and San Eraigdio, and also the Carrizo and Cuyama plains; 

 the stations of occurrence lie in extreme southwestern Kern 

 County, southeastern San Luis Obispo County, and north- 

 ern Santa Barbara County. Altitudinal range, 300 to 2000 

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



Morro Bay Kangaroo Rat.— Dipodomys morroensis (Merriam). 

 Darkest of the Kangaroo Rats. Upperparts tawny olive 

 washed with blackish; white hip-stripe incomplete or absent; 

 tail weakly tufted, lateral white tail stripes very narrow. 

 Total length, 11.8 inches; tail vertebrae, 7 inches;_hind foot, 

 1.7 inches. Found in "Sandy ground in the immediate 

 vicinity of Morro Bay, San Luis Obispo County. Area of 

 known habitat less than four miles square. Altitudinal 

 range, sea-level up to 250 feet. Life zone. Upper Sonoron." 

 (Grinnell) 



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