BULLETIN UNIVERSITY OF MONTANA, 
No. 10. 
BIOLOGICAL SERIES No. 3. 
A Biological Reconnoissance 
IN THE VICINITY OF 
PLATHBRAD LAKBR 
BY 
MORTON J. ELROD. 
Professor of Biology, University of Montana, Director University of Montana Biological Station, 
President Montana Academy of Sciences, Arts and Letters. 
Prepared at the 
University oF MonTANA BIOLOGICAL STATION, 
Bicrork, Mont, 
University of Montana, Missoula, Mont., U.S. A. 
1902. 
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