. Bulletin - United States National Museum. Science. REVISION OF SPECIES OF STILOBEZZIA KIEFFER 57 femora and tibiae sparse and weak, 7 long extensor bristles on hind tibia; claws small, equal, nearly straight with obliquely turned points, tips bifid; strong ventral spines on tarsomeres I—III as: fore leg 0-0-1, 0-0-1, 0-0-1; mid leg 0-0-2, 0-0-2, 0-0-2; hind leg 0-0-0, 0-0-2, 0-0-2; TR ; hind tibial comb with 8 spines. Wing (fig. 59a): Pale grayish hyaline, veins slightly brownish, anterior veins comparatively weak; CR ; radius with 1 seta near basal arculus; macrotrichia sparse along


. Bulletin - United States National Museum. Science. REVISION OF SPECIES OF STILOBEZZIA KIEFFER 57 femora and tibiae sparse and weak, 7 long extensor bristles on hind tibia; claws small, equal, nearly straight with obliquely turned points, tips bifid; strong ventral spines on tarsomeres I—III as: fore leg 0-0-1, 0-0-1, 0-0-1; mid leg 0-0-2, 0-0-2, 0-0-2; hind leg 0-0-0, 0-0-2, 0-0-2; TR ; hind tibial comb with 8 spines. Wing (fig. 59a): Pale grayish hyaline, veins slightly brownish, anterior veins comparatively weak; CR ; radius with 1 seta near basal arculus; macrotrichia sparse along wing margin between 2RC and tip of vein Mi. Halter pale yellowish. Abdomen (fig. 596): Pale yellow, terga faintly brownish; I with 7 hairs on each side; posterior terga with sparse hairs in a row on caudal and lateral margins. Genitalia (fig. 59c-e) elongate; sternum IX narrow with shallow caudomedian excavation, the ventral spicula- tion scarcely perceptible; tergum IX long and tapered, distally. Figure 59.—Stilobezzia obesa, new species (d1)- a, wing; b, adbominal terga I-IV; c—e, cf genitalia. rounded with conspicuous pubescent membranous lobes; basistyle elongate and not broadened basally, with small mediangular process; dististyle slightly curved to slender tip; aedeagal sclerites bisinuate, slender at both ends, a distinct swelling on outer margin in mid- portion, distomedian point long and curved mesad; parameres each with slender arcuate lateral lobe at base, main body stout and nearly straight in midportion, narrowed at the juncture with the basal lobe, distally bifid, with short lateral subapical point and a long slender caudally directed mesal Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior


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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience