vv = 
UNIVERSITY OF CALIFORNIA PUBLICATIONS 
ZOOLOGY 
WILLIAM EMERSON RITTER 
AND 
CHARLES ATWOOD KOFOID 
EDITORS 
VOLUME 9 
WITH 24 PLATES 
BERKELEY 
UNIVERSITY OF CALIFORNIA PRESS 
1911-1913 q 
Kqsonian Insti=~ 
eESs ‘ ‘ 
SEP 16 1913 
