ASSESSMENT OF MINES FOR IMPORTANCE 

 TO BAT SPECIES OF CONCERN, SOUTHWESTERN MONTANA 



A Progress Report to: 



U.S. Geological Survey 



Biological Resources Division 



Midcontinent Ecological Science Center 



4512 McMurry Avenue 



Fort Collins, CO 80525-3400 



Attn: Thomas J. O'Shea, Ph.D. 



Submitted by: 



H. Peter Feigley 



Michelle Brown 



Sam Martinez 



Kate Schletz 



Montana Natural Heritage Program 

 1515 East Sixth Avenue 



P.O. Box 201800 



Helena, MT 59620-1800 



(406) 444-3009 



December 9, 1997 



