A journal devoted more especially to the 
natural history of Ohio. The official organ 
of The Biological Club of the Ohio 
State University. Published monthly 
during the academic year, from Novem- 
ber to June (8 numbers). Price 50 cents per year, payable in advance. 
To foreign countries, 75 cents. Single copies 10 cents) 
John H. Schaffner, Editor. 
F. J. Tyler, Subscriptions. 
ft. F. Griggs, Advertising Agent. 
Address 
THE OHIO NATURALIST, Ohio State University, 
COLUMBUS, OHIO. 
THE OHIO 
NATURALIST 
CONTENTS 
Variation in Syndesmon Thalictroides 107 
TV. A. Kellerman 
Description of New Species of Stratiomyidae with notes on 
others,, 112 
J. S. nine 
Ohio Batrachia in the Zoological Museum of the O. S. U 114 
Max Morse 
The Promethea Moth, Callosamia promethea 116 
Herbert Osborn 
Meeting of the Biological Club 117 
Jas . S. Hine, Sec. 
News and Notes 118 
Entered at the Post Office at Columbus, Ohio, as second class matter. 
