VOLUME XI. 
APRIL, 
I 9 I I • 
NUMBER 6, 
THE 
OHIO NATURALIST 
A Journal Devoted more 
Especially to the Natural 
History of Ohio. 
OFFICIAL ORGAN tf THE BIOLOGICAL CLUB 
tf the OHIO STATE UNIVERSITY, arid tf THE 
OHIO ACADEMY tf SCIENCE. 
Ohio State University, Columbus. 
Annual Subscription Price, $1.00. 
Single Number 15 cents. 
Entered it the Post-Office at Cofombns, Ohio, is Secoad-cUss Matter 
