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. Bulletin. Natural history; Natural history. 76 Illinois Natural History Survey Bulletin Fol. 22, Art. 1 Parthenicus Reuter KEY TO SPECIES 1. Body color fuscous to black; first an- tennal segment black, second seg- ment pale nigrellus, p. 77 Body straw colored to yellowish; an- tennae pale 2 2. Body and legs uniformly pale yellow- ish or pinkish, without flecks or dots taxodii, p. 76 Body more or less pale, hind femora pale fuscous, usually sprinkled with reddish dots; scutellum fuscous; cuneus tinted with red juniperi, p. 76 Parthenicus juniperi (Heidemann) Psai/us juniperi Heidemann (1905,
. Bulletin. Natural history; Natural history. 76 Illinois Natural History Survey Bulletin Fol. 22, Art. 1 Parthenicus Reuter KEY TO SPECIES 1. Body color fuscous to black; first an- tennal segment black, second seg- ment pale nigrellus, p. 77 Body straw colored to yellowish; an- tennae pale 2 2. Body and legs uniformly pale yellow- ish or pinkish, without flecks or dots taxodii, p. 76 Body more or less pale, hind femora pale fuscous, usually sprinkled with reddish dots; scutellum fuscous; cuneus tinted with red juniperi, p. 76 Parthenicus juniperi (Heidemann) Psai/us juniperi Heidemann (1905, p. 49). Male.—Fig. 110. Length , width General color pale yellowish. Cuneus, apical one-third of cerium and base of head tinged with reddish, color sometimes sepa- rating into specks; femora pale fuscous, sprinkled with reddish; scutellum and base of clavus darkened with fuscous. Body clothed with fine, erect, golden pubescence,. Fig. 110.— Parthenicus juniperi, cf. intermixed with more closely appressed, scalelike, golden hairs, the hairs tending to silvery on scutellum and on transverse area extending across corium at tip of clavus; pubesence becoming black across apex of corium and forming a spot on inner edge of cuneus at middle and at base; membrane uniformly infuscated and iridescent. Female.—Very similar to male in form and color. Food Plant.—Red cedar {Juniperus vir- giniana). Known Distribution.—Ranges widely east of the 100th meridian, occurring nearly everywhere red cedar grows in natural stands. Illinois Records. — Twenty-one males and 108 females, taken June 10 to July 25, are from Alton, Antioch, Eichorn, Ernst, Galena, Golconda, Grayville, Hillsboro, Kampsville, Karnak, Keithsburg, Oquawka, Starved Rock State Park, Urbana, White Pines Forest State Park. Parthenicus taxodii new species This may be distinguished from allied species by its small size, its uniformly yel- lowish salmon color and its pale fuscous membrane. Male.—Length , wid
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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory