S2 



BULLETIN UNIVERSITY OF MONTANA. 



margin behind the large black spot; a small costal black dot; apex and 

 base prevailing color of the light bands; a fine brown line a short dis- 

 tance from the outer edge, semicircular between the veins resembling a 

 border of lunules. 



Under side of hind wings pale buff washed with umber-brown, the 

 light spots above appearing, usually much lighter than above, even 

 silvery white, many fine brown lines crossing the wings or enclosing 

 light spots; the row of black spots same as above; a sub-marginal row 

 of lunules, the middle one large, silvery, the others more or less obscure, 

 in good examples edged with brown within and without; border as in 

 front wings. 



Antennae black, ringed with white at the joints, knobs same color as 

 upper surface; body above dark brown or black, legs color of under sur- 

 face of wings, under side of abdomen light. 



The female has the black markings of the upper side heavier than the 

 male, and all the spots pale yellow. The markings on the under side are 

 heavier than in the male sex. In the male the under side is pale fulvous, 

 spotted with yellow. 



Early Stages Unknown- 

 Distribution The range is along the Pacific coast from Oregon to 

 Arizona. Dyar reports it from the Kootenai district of British Columbia. 

 Brandegee has two from near Helena, July 6, 1902; one July 2, 1903. 

 Elrod has one from Flathead lake, July 1904. Several specimens from the 

 Bear Paw Mountains I take to belong to this species. 



THE CAMILLUS CRESCENT. 

 Phyciodes camillus, Edwards, Fig. 67. 



Fig. G7. Phyciodes camillus. 



Butterfly The light spots on the male are paler on the primaries, on 

 the secondaries brighter fulvous. The dark markings on the under side 

 are less pronounced. The female is much like the male. Expanse, male, 

 1.30 inches, 33 mm.; female, 1.50 inches, 38 mm. 



Early Stages Wholly unknown. 



Distribution The species is reported from British Columbia, Mon- 

 tana, Kansas and Texas. In Montana taken at Sinyaleamin Lake, 

 Mission Mountains, Missoula, and at Helena (Brandegee). Cooley has 

 collected it at Bozeman. Collected by Coubeaux at Big Sandy. 



