LIST OF CALIFORNIA MAMMALS 295 



63. Aplodontia phxa. Point Reyes Mountain Beaver. 



Transition, i. 



Family CASTORID/E. 



64. Castor caiiade)isis frondator. Broad-tailEd Beaver. 



Lower Austral, Sub-tropical. 16. 



65. Castor canadensis paciHcus. Pacific Beaver. 



Boreal, Transition, Upper Austral, 2, 3, 5, 6. 



Family MURID7E. 



66. Mus norvegicus. Brown Rat. 



Cosmopolitan. 



67. Mus rattus. Black Rat. 



Cosmopolitan. 

 68 Mus musculus. Common Mouse. 

 Cosmopolitan. 



69. Onychomys torridus raniona. San Bernardino Grasshopper-Mouse. 



Upper and Low^er Austral, 11, 12. 



70. Onychomys torridus perpallidus. Yuma Grasshopper-Mouse. 



Sub-tropical, 16. 



71. Onychomys torridus tularcnsis. Tueare Grasshopper-Mouse. 



Lower Austral, 4. 



72. Onychomys torridus longicaudus. Long-tailed Grasshopper-MousE. 



Upper Austral, 15. 

 7^. Peromyscus texanus gambcli. Gambel Mouse. 



Transition, Boreal, Upper and Lower Austral. Generally dis- 

 tributed. 



74. Peromyscus texanus deserticolus. DeserT Deer Mouse. 



Lower Austral, Sub-tropical, 15, 16. 



75. Peromyscus texanus dementis. San Clemente Mouse. 



Upper Austral, 17. 



76. Peromyscus oreas ruhidus. Mendocino Mouse. 



Transition, i. 

 yy. Peromyscus boylii. Boyle Mouse. 



Transition, Boreal, Upper Austral, 2, 3, 4, 5, 6, 7, 11. 



78. Peromyscus truei. Big-eared Mouse. 



Upper and Lower Austral, Transition, i, 2, 8, 9, 10, 11. 



79. Peromyscus californicus. California Mouse. 



Upper and Lower Austral, Transition, i. 5, 8, 9. 10. 



80. Peromyscus californicus insignis. Chemisal Mouse. 



Upper and Lower Austral, 11, 12. 



81. Peromyscus ercmicus. Hermit Mouse. 



Lower Austral, Sub-tropical, 15, 16. 



