COLIAS II. 



COLIAS CHRISTINA. 1—1. 



Colias Chrutinn. 1 ? . Edwards, Proc, ]<]nt. Soc. I'liila. ii, p. 79. 18C3. 



Male. Expands 2.1 inches. 



Upjicr side : jiriniaries bright yellow, with a large deep-orange patch on the 

 di.sk, which reaches neither the costa nor the base, and occu})ies about one-halt' the' 

 space inside the border ; the border is broad, black, crossed by the yellow nervures 

 nearly or quite to the margin, and resembles C. Eurijfhnne in the outline of its 

 inner edge ; diseal sjJOt small and black ; edge of costa rose-red. 



Secondaries lemon-yellow with a pale orange patch which is confined to the 

 outer limb, reaching neither the costa nor abdominal margin; the border narrow, 

 with a very even inner edge, also crossed by the yellow nervures; diseal s^iot large, 

 deep-orange ; fringe of both wings long, rose-red. 



Under side : primaries same yellow, the basal half pale-orange ; costal mar- 

 gin sprinkled with fine black scales ; between the nervules three or four sub-mar- 

 ginal brown points or clusters of scales ; diseal sjwt as above. 



Secondaries more greenish, covered uniformly with fine black scales ; an ob- 

 solete sub-marginal row of brown points ; diseal spot small, round, silver-white, in 

 a reddisli-brown circlet about which are a fi'W scales of same color ; a few rosy 

 scales at the base ; fringe and costal edge of each wing rose-red : ])alpi jiale yellow ; 

 lesi's and antennae rosv ; club blackish. 



In three specimens out of four thei-e were no traces of the sub-marginal points. 



Female. Ex]iands 2.5 inches. 



Ujijier side wholly pale yellow, without a border ; diseal sj)ots as in the male, 

 that of secondaries being more yellowish ; fringes rose-red. 



Under side paler and immaculate, excepting the diseal spots ; the basal half 

 of primaries brownish-yellow instead of orange; otherwise like the male. 



Taken at the portage of Slave River, by ]Mrs. Bernard C. Ross, late of Fort 

 Simpson, in ]8(:)2. 



