780 FAMILY XXIX. — MIRID>£. 



811 ( — ). Lygus johnsoni Knight, 1917, 629. 



Elongate, subparallel, male, more oval, female. Dull greenish-yellow, 

 sparsely clothed with short prostrate yellowish hairs; tylus black, its 

 base and cheeks brownish; basal half of calli and a short broad ray 

 behind them, inner half of clavus, claval suture and an elongate wedge 

 along middle of corium, fuscous-brown; membrane with cells fuscous, 

 the base and apical half paler; legs greenish-yellow; under surface 

 greenish-yellow, its sides with a broad black stripe their full length; 

 apical halves of tarsi and tip of beak blackish. Joints 1 and 2 of an- 

 tenna? black, the former often paler at base, 3 and 4 pale fuscous; 1 

 slightly more than two-thirds as long as width of head across eyes, 2 

 three times the length of 1, 3 three-fifths as long as 2, 4 two-thirds the 

 length of 3. Pronotum, except calli, and scutellum finely transversely 

 rugose, the former with punctures scarcely evident. Elytra finely and 

 evenly scabrous. Length, 5.7 — 6 mm. 



Marshall Co., Ind., June 25 (W. S. B.). McLean and Ithaca, 

 N. Y., June 20 — July 27 {Davis and Gerhard). Recorded only 

 from Vermont, Connecticut and New York. Knight found it 

 breeding in New York on the hornbeam or water beech, Carpinus 

 caroliniana Walt., the eggs being deposited in late July in the 

 soft punky stubs of old dead limbs. 



812 (1020y 2 ). Lygus communis Knight, 1916, 346. 



Pale brownish- or dull greenish-yellow with darker brown or fuscous 

 markings, thinly clothed with fine appressed grayish hairs; apical half 

 of tylus brown, front of head more or less reddish; pronotum with a 

 blackish stripe beginning at the outer margin of each callus, prolonged 

 backward and gradually evanescent before reaching hind margin, the 

 disk between the stripes usually tinged with fuscous ; apical fourth of 

 corium with an ill defined dark brown to fuscous bar crossing tip of 

 embolium; cuneus yellowish-translucent; membrane with basal half fus- 

 cous, apical half dusky with a large pale submarginal spot enclosing a 

 dusky one; legs brownish-yellow, more or less tinged with reddish, the 

 apical third of hind femora reddish with two vague pale rings ; under 

 surface greenish-yellow, the sides with a broad reddish stripe extending 

 their full length, and in male covering the genital plate. Antennae with 

 basal joint brownish-yellow, remainder darker brown to fuscous; joint 

 1 one-third longer than width of vertex, 2 three and one-half times the 

 length of 1, 3 one-half as long as 2, 4 slightly longer than 3. Vertex 

 without impressed line near base. Pronotum with calli prominent, disk 

 transversely rugose, its punctures fine, indistinct. Elytra finely scabrous. 

 Male genitalia as in fig. 173, B. Length, 5.5 — 5.8 mm. 



Batavia, N. Y., August (Gerhard). Known as the "false 

 tarnished plant bug." Ranges from New England west to 

 Michigan, Colorado and British Columbia, and south to Vir- 

 ginia. Breeds on cultivated pear, often doing much damage to 



