VOLUME XI (New Series) NUMBERS 1 and 2 
JUNE, 1913 
BULLETIN 
OF THE 
Wisconsin Natural History 
Society 
PUBLISHED WITH THE COOPERATION 
OF THE 
Public Museum of the City of Milwaukee 
P. H. DERNEHL 
EDITOR: 
RICHARD A. MUTTKOWSKI 
ASSOCIATE EDITORS : 
HOWLAND RUSSEL EDGAR E. TELLER 
