VOLUME IX. 
APRIL, 
1909. 
NUMBER 6. 
The 
Ohio Naturalist 
A Journal Devoted more 
Especially to the Natural 
History gf Ohio. 
OFFICIAL ORGAN tf THE BIOLOGICAL CLUB 
a/ the OHIO STATE UNIVERSITY, and rf THE 
OHIO STATE ACADEMY SCIENCE. 
Ohio State University, Columbus. 
Annual Subscription Price, 91 . 00 . 
Single Number IS cents. 
Entered at the Post-Office at Cotambas, Ohio, as Second-class Matter. 
