772 FAMILY XXIX. — MIRID^E. 



cc. Tylus not black, or if so, then body and bands on femora not reddish. 

 d. Hind femora not distinctly biannulated with dark and pale near 

 apex; second antennal rarely fuscous near tip, if so the annuli 

 on femora indistinct. 

 e. Scutellum infuscated and with a pale median line on apical half; 

 upper surface dark greenish-brown to blackish; ventral sur- 

 face with a lateral dark fuscous stripe its full length; femora 

 dark, the knees paler. 801. invitus. 



ee. Scutellum sometimes dark, but without pale median line. 



/. Elytra either uniformly reddish-brown, rich brown or fulvo- 



aeneous, or pale brown flecked with yellowish. 

 g. Joint 3 of antennas more than one-half the length of 2 ; color 

 above and beneath not pale brown flecked with yellowish. 

 h. Elytra and femora yellowish-bronzed in both sexes; membrane 

 distinctly infuscated. 802. fagi. 



hh. Elytra and femora brownish-yellow to blackish, male, uni- 

 formly rich brownish, female; membrane of female a uni- 

 form yellowish, of male, usually infuscated. 



803. HIRTICULUS. 



gg. Joint 3 of antenna? only one-fourth the length of 2; color above 

 and beneath pale brown flecked with pale yellow. 



804. IRRORATUS. 

 ff. Elytra not colored as in /, the clavus in part and apical half 

 of corium darker than scutellum and basal half of corium. 

 i. Second antennal fuscous toward apex; clavus and apical fourth 

 or more of corium dark brownish; embolium, outer basal 

 half of corium and cuneus pale translucent; length, 6 — 6.5 

 mm. 805. ostry^e. 



ii. Second antennal uniformly colored, never fuscous toward apex. 

 j. Length of second antennal scarcely exceeding width of prono- 

 tum at base; beak scarcely reaching tips of hind coxae; 

 elytra yellowish-brown to greenish-yellow, an apical spot 

 on corium, inner margin of clavus and commissure dark 

 brown to blackish. 806. clavigenitalis. 



jj. Length of second antennal much exceeding width of pronotum 

 at base; beak reaching onto first ventral; clavus and corium 

 in part dark brownish. 807. geneseensis. 



dd. Hind femora distinctly biannulated with dark and pale near apex; 

 second antennal fuscous toward apex. 

 k. Femora and usually the sides of under surface, distinctly reddish; 

 apical third of hind femora annulated with pale and dark red- 

 dish; pronotal disk rarely wholly blackish. 808. quercalb;e. 

 kk. Femora and sides of under surface dark brown to fuscous; apical 

 third of hind femora annulate with dark fuscous. 



809. OMNIVAGUS. 



798 (— ). Lygus viburni Knight, 1917, 609. 



Brownish-yellow, thinly clothed with short fine prostrate yellow 

 hairs; entire clavus and apical third of corium a darker brown; sides of 

 pronotum, entire scutellum, cuneus and basal two-thirds of embolium, 



