April,1918 Bulletin of the Brooklyn Entomological Society 43 
Expedition and while journeying through the southern states he 
obtained data on the food plants and distribution of species not 
given in the first paper. 
Lygus nysse@, genital claspers. A, 
left clasper, dorsal aspect; B, lateral 
aspect of left clasper and tip of 
weuken 1G.) nicht -clasper,. ventral 
aspect. 
LLygus nyssae 
Lygus (Neolygus) nysse new species—Size and general structure simi- 
lar to quercalbe; pronotum and scutellum evenly shaded with rich brown, 
clavus and corium darker brown; male genital claspers distinctive of the 
species, most closely related to lauree. 
6. Length 5.5mm. Head: Width across eyes 1.14 mm., vertex .40 mm., 
length .45 mm., height at base .68 mm.; strongly vertical, smooth shining, 
carina arcuate and distinct; yellowish brown, eyes dark brown. Rostrum: 
Length 1.88 mm., only reaching to the posterior margin of the middle 
cox, yellowish, the apex fuscous. 
Antenne: Segment I, length .63 mm., yellowish; II, 1.91 mm., yellowish, 
slightly darker toward the apex; III, 1.00 mm, brownish, tinged with 
fuscous; IV, .48 mm., slightly darker than III. 
Pronotum: Length 1.25 mm., width at base 2.18 mm., width at anterior 
angles 1.00 mm., collar .71 mm.; evenly shaded with rich yellowish brown; 
calli, punctuation and pubescence similar to quercalbe. Scutellum same 
color as the pronotum, sometimes slightly darker toward the tip. Sternum 
yellowish; pleura and orifice yellowish brown. 
Hemelytra: Greatest width 2.5 mm.; structurally similar to quercalbe 
but with thicker yellowish pubescence; embolium and narrow margin of 
the adjoining corium pale yellowish; corium rich dark brown, clavus 
slightly darker than the corium; cuneus pale. Membrane evenly shaded 
with fuscous, pale bordering the cuneus, veins brownish. 
Legs: Pale to yellowish, apices of the femora scarcely darker. 
Venter: Yellowish, slightly darker on the sides and tip of the genital 
segment; genital claspers distinctive of the species, the left clasper dividing 
at the base, most closely related to laurec. 
2. Length 5.6 mm., width 2.57 mm.; very similar to the male in size 
and coloration. 
