Genus Chrysophanus 



the Gulf States, and ranges as far north as Manitoba and the 

 Hudson Bay region. Expanse, i.oo inch. 



Early Stages.— 'Xhtst have often been described. The cater- 

 pillar, which is small and slug-shaped, feeds upon the common 

 sorrel {Rumex acetosella). 



(i i) Chrysophanus snowi, Edwards, Plate XXIX, Fig. 7, $ ; 

 Fig. 8, ? (Snow's Copper). 



Butterfly.— This is a medium-sized species, easily recognized 

 by the even, rather wide black border on both wings on the 

 upper side, and the dirty-gray color of the hind wings on the 

 underside. Expanse, 1. 15-1.25 inch. 



Early Stages.— Unknown. 



Snow's Copper, which is named in honor of the amiable 

 Chancellor of the University of Kansas, occurs in Colorado at 

 high elevations, and is reported from Alberta and British Co- 

 lumbia. 



(12) Chrysophanus rubidus, Behr, Plate XXIX, Fig. 5, 6 ; 

 Fig. 6, ? (The Ruddy Copper). 



Butterfly.— This is a rather large species. The male on the 

 upper side is prevalently pale, lustrous red, with a narrow black 

 marginal band and uniformly conspicuous white fringes. The 

 upper side of the female is accurately depicted in the plate. On 

 the under side the wings are shining white, the secondaries im- 

 maculate. Expanse, 1.30-1.50 inch. 



Early Stages.— These are altogether unknown. 



This exceedingly beautiful species is found in Oregon, Ne- 

 vada, and Montana. 



(13) Chrysophanus sirius, Edwards, Plate XXIX, Fig. 3, $ ; 

 Fig. 4, ? (Sirius). 



Butterfly.— The male closely resembles the preceding species 

 on the upper side, but is brighter red, especially along the ner- 

 vules of the fore wings. The female on the upper side is dusky. 

 On the under side the wings are whitish or pale gray, but the 

 hind wings are not without spots, as in the preceding species, 

 and carry the characteristic markings of the genus. Expanse, 

 1. 20-1. 30 inch. 



Early S/a^^s. — Unknown. 



The species has been found from Fort McCleod, in British 

 America, as far south as Arizona, among the North American 

 Cordilleras. 



233 



