5°4 



CONNECTICUT GEOL. AND NAT. HIST. SURVEY. 



[Bull. 



L. cuneata Van Duzee. 



Trans. Am. Ent. Soc, xxxvi, 79, 1910. 



Male: Length 6.1 mm., width 2 mm.; dorsum dark fuscous on 

 a background of orange-red, cuneus, embolium, and base of radial 

 vein, more strongly reddish; pronotum dark fuscous, lateral 

 margins of disk pale to reddish ; antennae, head and legs chiefly, 

 black; mark along front margin of eye, juga, genae, trochanters, 

 and coxae except basally, pale; propleura except surrounding 

 coxal cleft, pale reddish; venter reddish and darkened with 

 fuscous, genital segment blackish; genital claspers (fig. 70), 

 distinctive of the species. 



Female: Length 6 mm., width 2.1 mm. ; similar to the male but 

 the reddish coloration replaced chiefly by pale, frequently the inner 

 margin and apical angles of corium becoming pale. 



Collected on Populus balsamifera by Van Duzee, while the 

 writer has found it to breed on Populus deltoides in Minnesota. 



New York, Illinois, Minnesota. 



Fig. 71. Lopidea salicis Knight, 

 — male genital claspers, (a) left 

 clasper dorsal aspect, (b) right 

 clasper, dorsal aspect. Greatly 

 enlarged. Drawing by Dr. H. H. 

 Knight. 



Fig. 72. Lopidea robiniae Uhler, — 

 male genital claspers, (a) left clasper, 

 dorsal aspect, (c) right clasper, pos- 

 terior aspect, (d) left clasper, poster- 

 ior aspect. Greatly enlarged. Draw- 

 ing by Dr. H. H. Knight. 



L. salicis Knight. 



Ent. News, xxviii, 457, 1917. 



Male: Length 5.7 mm., width 1.94 mm.; black, propleura and 

 basal angles of pronotal disk orange colored ; embolium and 

 cuneus except inner apical margin, yellowish to orange ; genital 

 claspers (fig. 71), distinctive of the species. 



Female: Very similar to the male in size and coloration, some- 

 times slightly more robust. Closely related to cuneata but differs 

 in the genital claspers and in having more orange color on the 

 pronotum and sides of hemelytra. 



Breeds on Salix nigra. 



New York. 



