. Bulletin. Natural history; Natural history. September, 1941 Knight: Plant Bugs, or Miridae, of Illinois 121 co-brownish, opaque anterior to posterior silvery line, basal half with a silvery sheen apparent in certain lights; beset with erect, short, black bristles; posterior silvery line nearly straight, slender, behind this distinct- ly polished, apex of clavus included. Mem- brane uniformly darkened with fuscous, an opaque black cloud bordering apex of larger areole. Legs uniformly brownish black, a pale spot on anterior aspect of front coxae near base; hind tibiae strongly flattened and di
. Bulletin. Natural history; Natural history. September, 1941 Knight: Plant Bugs, or Miridae, of Illinois 121 co-brownish, opaque anterior to posterior silvery line, basal half with a silvery sheen apparent in certain lights; beset with erect, short, black bristles; posterior silvery line nearly straight, slender, behind this distinct- ly polished, apex of clavus included. Mem- brane uniformly darkened with fuscous, an opaque black cloud bordering apex of larger areole. Legs uniformly brownish black, a pale spot on anterior aspect of front coxae near base; hind tibiae strongly flattened and distinctly curved. Venter with a patch ot silvery, scalelike pubescence laterally on third segment. Female.—Length , width ; very similar to the male, but third antennal seg- ment perceptibly thicker ( thick), nearly equal to thickness of first segment. Habits.—Occurs on pines {Pinus syl- I'estris and P. resinosa). Known Distribution. — Alabama, Illi- nois, Iowa, Maryland, Massachusetts, Min- nesota, New Jersey, New York, Pennsyl- vania. Illinois Records.—Antioch : July 5-7, 1932, T. H. Prison, et al., 1 $ . Grand Detour: July 2, 1932, Castle Rock, Dozier & Mohr, 1 i . Starved Rock State Park: July 14, 1932, on Scotch pine, Dozier & Park, 3 c5 . Urbana: June 20, 1932, T. H. Prison, 1 9 • Pilophorus laetus Van Duzee Pilophorus laetus Van Duzee (1918, p. 294). Not taken in Illinois; breeds on scrub pine {Pinus virginiana). Known from Ala- bama, District of Columbia, Maryland, Massachusetts, New York, Tennessee, Vir- ginia. Pilophorus perplexus Douglas & Scott Pilophorus perplexus Dout^las & Scott (1875, p. 101). Not taken in Illinois; known from Con- necticut, New York, Nova Scotia, Ontario. Pilophorus taxodii new species This species is allied to juniperi Knight, but is distinguished by the dark third anten- nal segment and pale fourth segment. Male.—Fig. 141. Length , width Head width , vertex Ros- trum, length , dar
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