. Bulletin. Natural history; Natural history. 60 Illinois Natural History Survey Bulletin Fol. 22. Art. 1 ; second, ; black. Pronotum, length , width at base ; basal margin very slightly sinuate along middle, obscuring base of scutellum; disk moderately and evenly convex, coarsely and closely punctate, shin- ing. Scutellum coarsely punctate, apical area rather distinctly convex and with finer punc- tures. Uniformly black, trochanters some- what pale; membrane uniformly dark fus- cous or black; veins black. Clothed with prominent, erect, stif?, white pubescence. Female.—Length 2
. Bulletin. Natural history; Natural history. 60 Illinois Natural History Survey Bulletin Fol. 22. Art. 1 ; second, ; black. Pronotum, length , width at base ; basal margin very slightly sinuate along middle, obscuring base of scutellum; disk moderately and evenly convex, coarsely and closely punctate, shin- ing. Scutellum coarsely punctate, apical area rather distinctly convex and with finer punc- tures. Uniformly black, trochanters some- what pale; membrane uniformly dark fus- cous or black; veins black. Clothed with prominent, erect, stif?, white pubescence. Female.—Length , width Head width , vertex Antennae, first seg- ment, length ; second, Pronotum, length , width at base Very simi- lar to male in form, punctation and pubes- cence, but generally slightly darker in color. Known Distribution. — Originally de- scribed from Mississippi. No^v known also from Illinois. Illinois Records. — Galesburg: Sept., Stromberg, 1 6 ; Aug. 29, 1888, Stromberg, 1$. Sixeonotus areolatus Knight Sixeonotus areolatus Knight (1929^, p. 243). Not as yet taken in Illinois; known from Alabama, Arkansas, Mississippi, Texas. Pycnoderes Guerin KEY TO SPECIES 1. Legs black; tibiae paler apically; em- bolium with large pale spot near base and a slightly smaller one near apex. convexicollis, p. 60 Legs pale; hind femora fuscous on api- cal half only 2 margins strongly arcuate; a large pale spot on basal half of em- bolium, apical half black drakei, p. 61 Emboliar margins very slightly arcuate; embolium with small pale spot near base and also near apex, fig. medius, p. 60 Pycnoderes convexicollis Blatchley Pycnoderes convexicollis Blatchlev fl926«, p. 166j. This is allied to inedius Knight, but is larger, with the pronotum more strongly gibbous; the femora are all black except at the bases, and the tibiae are very dark brown or nearly black, and with the apices almost white. Male.—Length , width Hea
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