COLIAS V. 



COLIAS EUEYDICE. 1- 



Colias Eurt/dice, (Eu-ryd'-i-ee) Boisd. Aun. Soc. Ent. France, 1852. WosnesensM, Mto^trife, 

 Catal. Acad. St. Petersburg. 1*55. 9 . Rhodocera Lorquini, Boisd. Ann. Ent. Soc. France, 1854. 



Male. Expands 2.5 inches. 



Upjier side of j^rimaries dark fuscous on terminal half and on costal margin ; 

 base thickly jiowdered with black scales and partly covered by long greyish hairs ; 

 exti-a basal sjxice violet jjink with an opaline reflection, but changing to deep brown- 

 ish yellow when viewed oblic^uely, slightly sj^ecked next base and next costa by 

 dark blue scales and cut by black nervures, deeply excavated at extremity of cell, 

 moderately on submedian interspace, and projecting prominently along the upper 

 median interspaces into the fuscous border; three pink streaks on costal edge near 

 apex. 



Secondaries deejj brownish yellow, clear yellow on costal and abdominal mar- 

 gin; immaculate, fringes roseate. 



Under side deej) yellow, pale on inner margin of primaries ; costal edges pink ; 

 edge of hind margin of primaries pink with deep ferruginous marginal points in 

 the interspaces ; a submarginal common row of similar points, partly wanting on 

 primaries ; two or three such points on costa of 2irimaries and a small patch of fer- 

 ruginous scales near outer angle of secondaries ; at base of secondaries a deep rose- 

 ate streak on median nervure ; discal spot of primaries round, silvered, within a 

 large black ring ; of secondaries large, round, silvered, within a broad ferruginous 

 ring, on the anterior edge of which is a second ring enclosing a silver jioint. 



Body above covered with greyish yellow hairs, beneath yellow ; legs pink ; 

 palpi yellow, pink at extremity ; antennte brownish pink. 



Female. Expands 2.3 inches. 



Upjier side pale greenish yellow, more decided yellow on secondaries ; immac- 

 ulate, except the discal sjiot on primaries, which is round, pale brown. Under 

 side of primaries yellow, of secondaries pale buft'; discal sjwts on both wings silver 

 in faint pink rings. 



Larva unknown. 



Found in California and Oreson. 



This lovely species was first made known by Dr. Boisduval who exhibited spec- 

 imens of it and other Calilbrnian butterflies at a meeting of the Ent. Soc. France, 



