Technical Series No. 7
Technical Series No. 7
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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.
What to read after Technical Series No. 7?
You can find similar books in the "Read Also" column, or choose other free books by United States. Bureau of Entomology to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
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.
What to read after Technical Series No. 7?
You can find similar books in the "Read Also" column, or choose other free books by United States. Bureau of Entomology to read onlineMoreLess
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