134 



BULLETIN UNIVERSITY OF MONTANA. 



versity of Montana Biological Station by Elrod, by Douglas at Fish Creek 

 In Sweet Grass County. It was abundant at the Biological Station at 

 Bigfork in 1903, and in August. 1904. Cooley has many specimens from 

 Bozeman, and Wiley collected many at Miles Cily. Brandegee has it in 

 his collection from Helena. It has been taken by Coubeaux in the Little 

 Belt and Bear Paw Mountains. 



Fig. 100. Epidemia helloides, left figure male, right, female. 



REAKIRT'S COPPER, Epidemia mariposa Reakirt. 



Butterfly — Small, with a broad dusky band on the wind wing of 

 the male, and on the fore wing of the female. The male is purplish 

 red above, the female bright red with the usual spots. On the under 

 side the fore wings are pale red, the hind wings clear ashen grey, with 

 the markings. Expanse, 1.10 inches, 28 mm. 



Early Stages — Undescribed. 



Distribution — The species ranges from British Columbia into northern 

 California, Montana and Colorado. We have taken it in the Yellowstone 

 National Park. 



Genus HEODES, Dalman. 



The Coppers. 



THE AMERICAN COPPER, Heodes hypophleas Boisduval. 



Butterfly — Expanse, 1 inch, 25 mm. Upper sirface of fore wings 

 shining fulvous with a blackish brown border, narrow on the costa and 

 hind margin. Beyond the cell is a row of prominent black spots. Hind 

 wings blackish brown, and a terminal fulvous band, not reaching the apex, 

 containing four black spots on the edge; at the end of the cell a black 

 bar. Under side of fore wings fulvous, paler than above; the apex and 

 whole of hind wings grey. 



Early Stages — Eggs nearly round, a little flattended at the apex. 

 They are pale green overlaid with a white network. The larva is 

 elliptical, dull rosy-red, with a yellowish tint on the under side. The 

 body is downy. The chrysalis is attached by the end of the abdomen. 



Distribution — Found in northern, midde, and western states. Not 

 rare at Miles City (Wiley). We have not taken it. 



Genus CHALCERIA Scudder. 

 Key to Species. 

 Under side of fore wings same color as upper, spots repeated snowi 



Under side shining white 



rubidus 



