7 he 
Ohio Naturalist 
Official Organ of The Biological Club of the Ohio State University, 
and of The Ohio Academy of Science. 
Volumes X, XI, and XII, 1909 1912. 
EDITORIAL STAFF. 
Editor-in-Chief 
Business Manager 
Assistant Business Manager 
.John H. Schaffner 
James S. Hine 
...Geo. D. Hubbard 
associate editors: 
Zoology— 
Emily Hollister, Vol. X. 
F. L. Landacre, Vol. XI. 
W m. M. Barrows, Vol. XII. 
Botany — 
R. F. Griggs, Vol. X, XII. 
Freda Detmers, Vol. XI. 
Geology — - 
W. C. Morse. 
Physiography — 
T. M. Hills. 
Archeology — 
W. C. Mills. 
Ornithology — 
J. C. Hambleton. 
Geography — • 
Geo. D. Hubbard, Vol. X, XI. 
Herbert Osborn . . . 
John H. Schaffner. 
Charles S. Prosser 
advisory board: 
Department of Zoology 
Department of Botany 
Department of Geology 
Ohio State University, 
Columbus, Ohio. 
