The book Technical Series No. 7 was written by author United States. Bureau of Entomology Here you can read free online of Technical Series No. 7 book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Technical Series No. 7 a good or bad book?
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G. 11. Pilate. Type No. 3598, U. S. National Museum polita n. sp. 21. With four postsutural macrochj^tte (see under 17) futilis O. S. With only three postsutural macrochaetje, front in male four-fifths as wide as either eye, his third antennal joint three and one- half times as long as the second, several macrochaetae outside of the frontal bristles; length, 10 mm. Texas. (Biologia Oent.- Amer., Vol. II, p. 70; February, 1890.) angustata v. d. W. 22. Thorax bearing four postsutural macrochaetae..., abdomen not tinged with bronze, apical cell open 24. Thorax bearing only three postsutural macrochaeta*, scutelhim black, middle tibiae each bearing a single macrochaeta on the front side near the middle 23. 23. Apical cell closed and short petiolate, abdomen strongly tinged with bronze; black, the i)alpi yellow; front of female one and one- sixth times as wide as either eye, the sides bearing numerous short hairs, two pairs of orbital bristles in the female, frontal bristles descending almost to apex of second antennal joint, cheeks nearly one-fourth as wide as the eye height, facial ridges bristly on the lower half; antennae five-sixths as long as the face, the third joint three times as long as the second, arista thickened on the basal third, the penultimate joint slightly longer than wide; thorax gray pollinose, marked with four black vittae, scutellum bearing three long marginal and a short apical pair of macrochaetae, abdomen gray pollinose on the bases of the last three segments, its hairs closely appressed, 100 the fourth segment bearing a discal and a marginal row of ma crochjetje; wings hyaline, third vein bearing three bristles near its base, bend of fourth vein not appendiculate, this vein nearly straight after the bend; calypteres white; length, 7 mm.
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