. Diptera Brachycera. Brachycera. 216 stephidjE. rather dense dark brown pubescence; rest of dorsum dull yellowish, rather brighter towards hind margin, with four equi- distant, moderately narrow, blue-grey, not very distinct, sliort, longitudinal stripes, the two median ones not reaching hind margin; whole hinder half of dorsum and the wholly vellow scutellum with short yellow pubescence; mefanotum shining black, dusted with yellowish-grey; sternopleura and pteropleura yellowish, with pale hair, the colour gradually darkening to the brown upper sides of the thorax. Abdomen: 1st segment pale y
. Diptera Brachycera. Brachycera. 216 stephidjE. rather dense dark brown pubescence; rest of dorsum dull yellowish, rather brighter towards hind margin, with four equi- distant, moderately narrow, blue-grey, not very distinct, sliort, longitudinal stripes, the two median ones not reaching hind margin; whole hinder half of dorsum and the wholly vellow scutellum with short yellow pubescence; mefanotum shining black, dusted with yellowish-grey; sternopleura and pteropleura yellowish, with pale hair, the colour gradually darkening to the brown upper sides of the thorax. Abdomen: 1st segment pale yellow with short pale yellow pubescence; hind angles orange. 2nd segment brownish-orange, becoming brown towards sides, with an elongated diamond-shaped yellow spot in middle, placed irans- versely ; hind margin black, the colour not sharply defined, broader in middle. 3rd segment with about anterior half yellow, the colour broader in middle, sides and hind margin rather broadly black; rest of segment orange-brown. 4th segment similar to 3rd, the orange-brown part practically absent: 5th. Fig. 41.—Merodon varicolor, Walk., hind leg. segment wholly black. The yellow and black parts of the abdomen bear concolorous pubescence I'espectively. Venter black with black pubescence; base more or less brownish. Legs: coxae chestnut-brown, fore pair nearly wholly and hind pair in front with yellowish-grey {omentum ; femora chestnut-brown, fore pair more or less black at base and on outer side; hind pair practically wholly black except below for a short distance at tip; these latter bear a distinct tooth below just beyond the base and an enlargement towards the tip without any actual tooth or spine; tibife blackish-brown, more or less broadly paler at base and narrowly at tip; hind pair thickened, curved, and with a recess about the middle to receive the enlarged under side of hind femora ; tarsi dark brown, merging into black at tips. All the legs bear uniformly minute pubescence through
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Keywords: ., bookcentury1900, bookcollectionbiod, bookdecade1920, bookyear1920
