AMERICAN LEPIDOPTERA. 11 



CoLiAS Edwardsii, Bchr. n. sp. 



Male. Expands 2.1 inches. Upper side bright lemon yellow, color 

 0? Alexandra ; base of win2;s slightly powdered with black scales; pri- 

 maries have a narrow, black, marginal band, the inner edge of which 

 is nearly regular, extending a little way on costa, and on inner margin 

 projecting a short attenuated spur; this band cut nearly to the fringe 

 by the yellow nervules; discal spot black, subovate > costal edge and 

 apical part of fringe roseate, at and above inner angle yellow. Second, 

 aries have a narrow marginal band terminating at the lower branch of 

 median, cut by the nervules, nearly regular within, there being only 

 slight projections on the nervules; discal spot wanting; fringes yellow. 

 ■ Under side of primaries pale yellow, fading towards hind margin and 

 still more on inner margin ; discal spot black with a few roseate scales 

 in centre ; costal margin slightly covered with black scales. Seconda- 

 ries much covered with same scales, most densely at base and in middle 

 of disk; ground color very pale yellow; at base of median a small ro- 

 seate spot ; discal spot of medium size, margaritaceous, with rosy scales 

 about its edge; fringes as above; costal edges of both wings roseate. 



Body above, lemon yellow, beneath inclining to whitish; palpi whi- 

 tish; legs pale roseate; antennas roseate; club brown above, ochrey 

 yellow beneath and at tip. 



Female. Expands 2 inches. Upper side same color as male ; hind 

 margin of primaries has a broad, incomplete border, represented at 

 inner angle by a few scales only; discal spot as in male, but with a few 

 scales only in centre. Secondaries have a large, rounded, orange spot 

 on disk, without ring; beneath as in male, except that secondaries are 

 more densely powdered with black, giving a grey shade to the wing; 

 discal spot larger, distinct, edged with roseate; fringes of primaries, 

 above and below, pale roseate, except at the inner angle of primaries; 

 costal edge of secondaries, and both hind and abdominal margins 

 fringed with roseate. 



Variety A. Female. Expands 2.3 inches. Color much paler; pri- 

 maries have a narrow border of separated scales edging the whole mar- 

 gin, expanded on costa into a large patch ; discal spot of primaries pure 

 black, of secondaries orange ; beneath as in the type. 



1 S , 2 9 , from the collection of Dr. Behr, taken near Virginia City, 

 at high elevations, and named by Dr. Behr in honor of Henry Edwards, 

 Esq., of San Francisco. 



This species is near Emilia. 



