EASTERN UNITED STATES. 



249 



blended. On the hind wings, instead of the subter- 

 nainal row there is a broad terminal suffusion of yellow- 

 ish and brown, with mere traces of an anal spot. 



Under surface as in the males, except that the hind 

 wings are lighter, the dark brown lines more clearly de- 

 nned and alternating with grayish and yellowish brown, 

 the bands and points of white as in the male. 



This species occurs in the northern parts of both 

 Europe and America, but Orono, Maine, is the only 

 place where it has been found in the United States. 

 The larva is unknown, but it is probable that it feeds 

 on Carex. 



90. CHIONOBUS SEMIDEA, Say. 



Expanse of wings 1.9 inches. 



Upper surface clear wood-brown, the darker mark- 

 ings of the under side showing through a little ; costa 

 spotted with white, dark brown, 

 and pale gray-brown. Fringes 

 pale whitish towards the apex, 

 widely cut with brown at the 

 ends of the veins. 



Under side about the same 

 color as above, the fore wings 

 traversed by a great many ab- 

 breviated lines, which are obscure 

 dark brown, except on the costa 

 and apical portion, where the 

 marks are dark umber-brown 

 alternating with white. The 



marks are somewhat gathered into bands just beyond 

 the cell. Hind wings much as the fore wings, only that 



FIG. 72. 



Chionobus Semidea, under side. 



