UNIVERSITY OF IOWA 
STUDIES IN NATURAL HISTORY 
Continuation of Bulletin from the Laboratories of Natural History 
of the State University of lowa 
VOLUME VIII NUMBER 1 
THE ANIMAL ECOLOGY OF 
JOHNSON COUNTY 
A preliminary survey of the major animal 
habitats of Johnson County, Iowa 
with an atlas 


Zansonian Ingo 
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DANIEL MILTON BRUMFIEL, PH.D. 4 107919 + 
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PUBLISHED BY THE UNIVERSITY, IOW a erry 
February, 1919 
