ARGYNNIS VI. 



median nervure, an oval, both ringed with black ; all these spots, from second 

 row to base, either well silvered, or pale yellow sprinkled with silver scales 

 diftering in individuals ; silver patches at base of cell, at origin of sub-costal 

 nervure and on shoulder ; the abdominal margin lightly silvered. 



Body above brown-fulvous, beneath light, the aljdomen ])ufF; legs fulvous ; 

 palpi buft' at base, fulvous above ; antennas fuscous, beneath ferruginous ; club 

 black, ferruginous at tip. 



Female. — Expands 2.4 inches. 



Upper side paler, the basal area nearly as much obscured as in male, the sub- 

 marginal fulvous spots lighter than the ground ; under side as in the male, the 

 marginal row of spots in secondaries silvered, all the others yellow. 



This beautiful and distinct species was discovered in 1873, by Mr. G. R. Crotch, 

 in the Fraser's River country, British Columbia. Three males and one female 

 only were taken, '• in the forest on the way from Bates' (commonly called the 

 lOO-mile house) to Beaver Lake." 



