No. 34. 



HEMIPTERA OF CONNECTICUT I MIRIDAE. 



58s 



Male: Length 5.7 mm., width 2 mm.; closely related to viridis 

 Fallen, but differs in the male genital claspers, in having the 

 scutellum distinctly darker, and in that the apical part of antennal 

 segment ii is not infuscated; more slender than viridis, bright 

 green, bronze on clavus and basally on disk of pronotum, with a 

 more dilute bronze on scutellum and on inner half of corium; 

 tibial spines infuscated at base; genital claspers distinctive (fig. 

 no). 



Female: Not differing from the male in coloration but slightly 

 more robust. 



Breeds on Alnus incana. 



New Hampshire, New York. 

 L. (Neolygus) geneseensis Knight. 



Cornell Univ. Agr. Exp. Sta., Bull. 391, 609, 1917. 



Male: Length 5 mm., width 2.05 mm. ; yellowish brown to dark 

 brown and fuscous ; allied to vihurni, having much the same color 



4^ 



geneseens/s 



Fig. III. Lygus geneseensis 

 Knight, — male genital claspers, (a) 

 left clasper, lateral aspect, (b) left 

 clasper, dorsal aspect, (c) right 

 clasper, ventral aspect. Greatly- 

 enlarged. Drawing by Dr. H. H. 

 Knight. 



viDumi 



Fig. 112, Lygus vihurni Km-ght, 

 — male genital claspers, (a) left 

 clasper, lateral aspect, (b) left 

 clasper, dorsal aspect, (c) right 

 clasperv ventral aspect. Greatly 

 enlarged. Drawing by Dr. H. H. 

 Knight. 



but differing by the slightly smaller size, in the longer rostrum, 

 and in the structure of the genital claspers (fig. in). 



Female: Length 4.9mm., width 2.1 mm.; very similar to the 

 male but more uniformly yellowish brown; distinguished from 

 vihurni by the uniformly yellowish color of the antennae, and by 

 the length of the rostrum which extends to posterior margins of 

 hind coxae. 



Breeds on Quercus alba. 



Massachusetts, Long Island, N. Y. 

 *L. (Neolygus) vihurni Knight. 



Cornell Univ. Agr. Expt. Sta., Bull. 391, 609, 1917. 



Male: Length 5.2 mm., width 2.08 mm. ; width of head 1.03 mm., 

 vertex .38 mm. ; smaller than omnivagus, and more yellowish 



