Vol. 9 



APRIL, 1911 



BULLETIN 



OF THE 



Nos. 1-2 



Wisconsin Natural History Society 



PUBLISHED WITH THE 

 COOPERATION OF THE 



Public Museum of the City of 

 Milwaukee 



EDITOR: RICHARD A. MUTTKOWSKI. 



AwociatelEditors: DR. P. H. DERNEHL, I. N. MITCHELL, HOWLAND RUSSEL, 



EDGAR E. TELLER. 



MILWAUKEE, WISCONSIN. 



THE EDW. KEOOH PRESS. 



