\ Mi jA 7 -^ 
VOLUME XI (New Semes) 
NUMBER 4 
DECEMBER, 1913 
BULLETIN 
Wisconsin Natural History 
Society 
PUBLISHED WITH THE COOPERATION 
Public Museum of the City of Milwaukee 
EDITOR: 
RICHARD A. MUTTKOWSKI 
ASSOCIATE EDITORS . 
HOWLAND RUSSEL 
EDGAR E. TELLER 
P. H. DERNEHL 
