88 APPLE LEAVES CHRYSOPA SPECIES. 



the hind wings black. Wings expand 1. 05. Taken the. fore part of June- 



18. (1.) Sockets of the antenna} not marked with black. 



19. (38.) A dot or spot upon the cheeks. 



20. (29.) Cheeks with a black streak or dots under each eye 



21. (22.) Two black dots under each eye. 



The Colon Golden-eye ( C. colon). Light yellow. Antennse pale tawny 

 yellow, black towards their bases; basal joint light yellow, unspotted. Face 

 with two black dots each side upon the cheeks. Thorax with a black dot on 

 each side at the apex, and in the middle a transverse but no longitudinal im- 

 pressed line. Wings slightly angulated at their tips; the two rows of subapi- 

 cal veinlets, those branching outwards from the rib vein and bases of those 

 branching inwards black. Wings expand 1.40. Taken the fore part of June 



22. (21.) A black streak or short line under each eye. 



23. (26.) The black line not margined with tawny yellow. 

 23. (25.) Several of the veinlets black at one or both ends. 



The Clean Golden-eye ( C. emuncta). Light yellow. Head without dots 

 or marks except a short black stroke under each eye, anteriorly joining the 

 narrowed end of a second black stroke. Thorax without spots, save a black 

 point at the apex on each side. Wings rounded at tips, hind pair slightly an- 

 gulated ; veinlets on the outer side of the rib vein black at their bases only in 

 part, all those upon the inner side black at base and tip. Palpi black on their 

 outer sides. Wings expand 1.30. Taken the middle of August. 



25. (24.) Veinlets all green. 



Robertson's Golden-eye ((7. Roberlsonii}. Pale green with a whitish 

 stripe from the head along the middle of the back. Head sulphur yellow, with- 

 out spots except a short shining black stripe under each eye. Antenna? pale 

 dull yellow, basal joint white. Thorax without spots. Legs whitish, feet 

 tinged with brown. Wings rounded at their tips; stigma green, slightly opake;. 

 veins and veinlets all pale green. Wings expand 1.05. Captured at Tullehas- 

 sie, in the Creek Indian Territory, west of Arkansas, the middle of May, and 

 sent me by William S. Robertson. 



26. (23.) Cheeks with a tawny yellow spot in which or on its 

 hind edge is a black line or dot. 



27. (28.) Color pale green. 



The Weeping Golden-eye (C plorabunda). Very pale green, with a 

 paler cream yellow stripe from the head the whole length along the middle of 

 the back. Head cream yellow; cheeks pale tawny yellow, with a small black 

 stripe posteriorly under each eye. Antennae whitish, clay yellow towards 

 their tips. Thorax without spots. Beneath and legs greenish white, feet pale clay 



