LIST OF CALIFORNIA MAMMALS 295 



63. Aplodontia phxa. Point Rbyes Mountain Beaver. 



Transition, i. 



Family CASTORIDM. 



64. Castor canadensis frondator. Broad-TailED BeavER. 



Lower Austral, Sub-tropical, 16. 



65. Castor canadensis paciiicus. 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 mnsculus. Common Mouse. 

 Cosmopolitan. 



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



Upper and Lower Austral, 11, 12. 



70. Onychomys torridus perpallidus. Yuma Grasshopper-Mouse. 



Sub-tropical, 16. 



71. Onychomys torridus tularensis. TuearE Grasshopper-MousE. 



Lower Austral, 4. 



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



Upper Austral, 15. 



73. Peromyscus texanus gambcli. Gambee 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 CeEmente Mouse. 



Upper Austral, 17. 



76. Peromyscus areas ruhidus. Mendocino Mouse. 



Transition, i. 



7y. Peromyscus boylii. Boyle Mouse. 



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



78. Peromyscus truei. Big-EarEd Mouse. 



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



79. Peromyscus califnrnicus. California Mouse. 



Upper and Lower Austral, Transition, i, S, 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. 



