'J Ob- 



UNIVERSITY OF CALIFORNIA PUBLICATIONS 

 IN 



ZOOLOGY 



Vol. 10, Nos. 6 and 7, pp. 155-169, 1 text-figure May 21, 1912 



A NEW PEROGNATHUS FROM THE SAN 

 JOAQUIN VALLEY, CALIFORNIA 



BY 



WALTER P. TAYLOR 



THE BEAVER OF WEST CENTRAL 

 CALIFORNIA 



BY 



WALTER P. TAYLOR 



UNIVERSITY OF CALIFORNIA PRESS 

 BERKELEY 



y^mw instil 



