MAY. 



VOLUME VI. 1906. NUMBER 7. 



The 



Ohio Naturalist 



A Journal Devoted more 



Especially to the Natural 



History qf Ohio. 



OFFICIAL ORGAN nf THE BIOLOGICAL CLUB 

 Cf the OHIO STATE UNIVERSITY, aai qf THE 

 OHIO STATE ACADEMY gf SCIENCE. 



Ohio State University, Columbus. 



Annual Subscription Price, $1.00. 

 Single Number 15 cents. 



Entered »t the Post-Office at Columbu». Ohio, as Second-claia Matter. 



