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VOLUME XI (New Series) NUMBER 3 
SEPTEMBER, 1913 
BULLETIN 
OF THE 
Wisconsin Natural History 
Society 
PUBLISHED WITH THE COOPERATION 
OF THE 
Public Museum of the City of Milwaukee 
EDITOR: 
RICHARD A. MUTTKOWSKI 
ASSOCIATE EDITORS ; 
P. H. DERNEHL HOWLAND RUSSEL 
EDGAR E. TELLER 
