. Bulletin. Natural history; Natural history. September, 1941 Knight: Plant Bugs, or Miridae, of Illinois 165 Scutellum yellowish brown, scarcely darker at sides. Hemelytra translucent, yellowish, with clavus evenly shaded with brownish; apical area of corium dark brown; cuneus uniformly translucent, scarcely tinged with yellow; membrane and veins rather uni- formly fuscous brown. Venter of body pale to yellowish, a fuscous band along lateral margins. Fuscous band also extending across pleura of thorax. Legs yellowish to brown; femora uniformly brownish, with- out bands, apices paler; tibiae p
. Bulletin. Natural history; Natural history. September, 1941 Knight: Plant Bugs, or Miridae, of Illinois 165 Scutellum yellowish brown, scarcely darker at sides. Hemelytra translucent, yellowish, with clavus evenly shaded with brownish; apical area of corium dark brown; cuneus uniformly translucent, scarcely tinged with yellow; membrane and veins rather uni- formly fuscous brown. Venter of body pale to yellowish, a fuscous band along lateral margins. Fuscous band also extending across pleura of thorax. Legs yellowish to brown; femora uniformly brownish, with- out bands, apices paler; tibiae pale yellowish, spines brown; tarsi brownish, apices fuscous. Female.—Length , width More robust than male but very similar in color and pubescence. Host — Hornbeam {Carpinus caroliniana). Known Distribution.—Illinois, Iowa, Minnesota. Illinois Record. — Dolson : June 14, 1933, Frison iS: Ross, 1 $ . Dichrooscytus Fieber KEY TO SPECIES 1. Length less than 2 Length or greater 3 2. Width of vertex greater than length of first antennal segment; hemelytra reddish; length tinctipennis, p. 165 Vertex narrower, its width less than length of first antennal segment; dor- sum uniformly green; length viridicans, p. 165 3. Paracuneus pale to white; length of first antennal segment less than width of vertex; length . suspectus, p. 166 Paracuneus reddish; length of first an- tennal segment equal to or greater than width of vertex; length rufipennis, p. 166 Dichrooscytus tinctipennis Knight Dichrooscytus elegans Knight (1923^/, p. 597), not Uhler. Dichrooscytus tinctipennis Knight (1927^, p. 15). Male.—Length , width Head width , vertex Rostrum, length , scarcely attaining posterior margins of hind coxae. Antennae, first segment, length , less than width of vertex ; second ; third, ; fourth, Pronotum, length , width at base, Body clothed with soft, brownish, simp
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