UNIVERSITY OF MONTANA 



BULLETIN No. 30 

 BIOLOGICAL SERIES No. 10 



The Butterflies of Montana 



With Keys for Determination of Species 

 by 



Morton John EIrod, Ph.D., 



Professor of Biology, University of Montana, Director of 

 University of Montana Biological Station, 



ASSISTED BY FRANCES INEZ MALEY, A.B. 



A Nature Study Bulletin, for the use of Teachers, 

 Students and others who wish to study the Butterflies; 

 with one colored plate, twelve plates in black and 

 white, and one hundred and twenty-five figures. 



UNIVERSITY OF MONTANA, 



Missoula, Montana, U. S. A. 



January, 1906. 



Entered August 24, 1901, at Missoula, Montana, as second class matter, under 



act of Congress July 16, 1894. 



