1913] Bryant: Wanderings of Pocket Gopher 29 



remains in the asphalt beds of Rancho La Brea, near Los Angeles, 

 California. In these remarkable beds the bones of numerous pre- 

 historic as well as present-day animals, including- rodents, are found 

 accumulated in masses from twenty to thirty feel deep (see Merriam, 

 1911, pp. 199-213). 



Transmitted. September .',, 1913. 



LITERATURE CITED 



Bailey, V. 



1895. The pocket gophers of the United States. U. S. Dept. Agric, Div. 

 Biol. Surv. Bull., 5, 1-47, 1 map, 6 figs, in text. 

 Merriam, J. C. 



1911. The fauna of Rancho La Brea. Part I. Occurrence. Mem. Univ. 

 Calif., 1, 199-213, pis. 19-23. 1 fig. in text. 

 Seton, B. T. 



1909. Life-histories of northern animals (Chas. Seribner's Sons. N. Y.), 2 

 vols., xxx + 1267, 46 pis.. 38 maps, 182 figs, in text. 



