UNIVERSITY OF CALIFORNIA PUBLICATIONS 



IN 



ZOOLOGY 



Vol. 12, No. 1, pp. 1-24, pis. 1-2, 8 text figs. November 20, 1913 



A STUDY OF A COLLECTION OF GEESE OF 



THE BRANTA CANADENSIS GROUP FROM 



THE SAN JOAQUIN VALLEY, 



CALIFORNIA 



BY 



HARRY S. SWARTH 



UNIVERSITY OF CALIFORNIA PRESS 

 BERKELEY 



