338 EDWARD NORTON. 



ridgeg of metatliorax, a broad transverse line on pleura from tegulse to 

 medial legs, spots above first and third pairs of legs, straw color ; abdo- 

 men above reddish-brown, two or three basal segments at sides black; 

 venter pale yellow, rufous toward apex; coxae and femora yellow, the 

 four anterior tibiae and all the tarsi ferruginous; hinder tibiae black ; 

 inner claw tooth large and so much on one side as to appear bifid ; 

 wings large, faintly clouded, uervures piceous, stigma darker, not 

 lengthened, marginal cross-nervure not coinciding with that beneath; 

 second brachial cell with nearly complete cross-nervure. 



English Kiver, 104'^ 58' N. L. H. B. T. (Smiths, Inst. R. Kenni- 

 cott). One 9 . Farmington, Connecticut. Two 9 . 



This seems allied to L. tesselafa. The third joint of antennae is 



about twice the length of the fourth. 



l."). Lyda pacifica, n. sp. 

 Length 0.30. Br. wings 0.62 inch. 



9- — Color black, the flagellum of antennte rufous; nasus, basal 

 half of mandibles and palpi, lower half of cheeks, a crescent from the 

 inner summit of each eye to upper edge of head (where it widens), two- 

 inner arcs, one on each side of ocelli, tegul^e and edge of collar, sum- 

 mit of the two scutels, and the basal half of legs, straw- white; the abdo- 

 men, except the first and tip of final segment, and the legs below the 

 tips of femora, rufous; claws black, cleft at tips; antennae short, not 

 extending to baic of metathorax, about 21-jointed (tips broken off"), 

 third joint one-half longer than fourth; edge of nasus convex, mandi- 

 bles with two inner teeth, the first very obtuse, the second prominent; 

 body polished ; wings, clear, apical one-third clouded. 



California (San Francisco, April 1869, H. Edwards). One 9 . 



Kesembles L. 2)aflimacula, but is smaller, the antennae are much 

 shorter, the second submarginal nervure joins the marginal nerve in 

 this at some distance from the marginal cross-nervure. 



14. Lyda ocreata. 



Li/da orrcata, Say, Bost. Jour. i. 1835, 222, 9 . 



Yellowish-green, antennce and spots blackish. Length 0.36. Br. wings 0.76 

 inch. 



9- — Greenish-yellow, shining, head wider than thorax; eyes small, 

 widely separated; head deep back of eyes ; antennae 28-jointed, black- 

 ish, lower half of basal joint pale, first joint three times as long as 

 second ; third not so long as first, scarcely longer than fourth ; a spot 

 on vertex enclosing ocelli and two lines in sutures from base of anten- 

 nae to occiput, black ; head quite transparent, with three or four 

 brownish crescents from outer orbits to back of head ; labrura wide, 



