. Bulletin. Natural history; Natural history. September, 1941 Knight: Plant Bugs, or IVIiridae, of Illinois 147 This assumption is based on the fact that mendax has been collected near Davenport and Bentonsport, Iowa. Occurs on haw- thorn {Crataegus sp.). American crabapple (Pyrus coronaria), cultivated apple (Pyrus malus) and to some extent on cultivated quince {Cydonia oblonga). This insect is now regarded as a serious pest on apples in New York, Pennsylvania and Michigan. Known from Connecticut, Indiana, Iowa, Maine, Michigan, New York, Nova Scotia, Ohio, Ontario, Pennsylvania. Neocapsus Di

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. Bulletin. Natural history; Natural history. September, 1941 Knight: Plant Bugs, or IVIiridae, of Illinois 147 This assumption is based on the fact that mendax has been collected near Davenport and Bentonsport, Iowa. Occurs on haw- thorn {Crataegus sp.). American crabapple (Pyrus coronaria), cultivated apple (Pyrus malus) and to some extent on cultivated quince {Cydonia oblonga). This insect is now regarded as a serious pest on apples in New York, Pennsylvania and Michigan. Known from Connecticut, Indiana, Iowa, Maine, Michigan, New York, Nova Scotia, Ohio, Ontario, Pennsylvania. Neocapsus Distant Neocapsus cuneatus Distant Neocapsus cuneatus Distant (1893, p. 438). Male.—Length 4.80, width 2.60. Head width 1.17, vertex 0.52. Rostrum, length 1.73, reaching to apices of middle coxae.. Fig. 159.— Neocapsus cuneatus, 9. Antennae very short, black, with fine pu- bescence; first segment, length 0.47; second 1.38, cylindrical, slightly more slender near base; third, 0.56; fourth, 0.35. Pronotum, length 1.25, width at base 2.25; finely, shal- lowly punctate. Scutellum transversely rugulose, orange red, rarely partly black. Dorsum practically glabrous; hemelytra with minute pubescence in some of the shal- low punctures. General color black; prono- tum, except calli and basal angles, femora, and sometimes cuneus, red ; head yellowish to red; tylus usually darker. Female.—Fig. 159. Length 5.60, width 2.80. More robust than male and usually with red areas broader; pronotum, scutel- lum, cuneus, femora and ventral surface of body orange to red ; basal area of corium us- ually pale; tibiae and second antennal seg- ment largely pale. Food Plant.—Post oak {Quercus siel lata), according to Dr. H. G. Johnston. Known Distribution. — Arizona, Illi- nois, Mississippi, Missouri, North Carolina, Oklahoma, Texas; Mexico. Illinois Records.—Dubois: May 15, 1917, 1 i ; May 22, 1917, 1 $ ; May 23, 1917, 2 6 . 7$ ; May 24, 1917, 4 ^ , 3$. Platylygus Van Duzee Platylygus luridus (Reu