Asilus triopas, Francis Walker, 1849

Francis Walker, 1849, List of the specimens of dipterous insects in the collection of the British Museum, London: British Museum (Natural History) : 444

ASILUS Triopas , n. s., mas.

Camas, thomcis vittis quatuor cinereis, abdomine ƒulvo, antennis femoribusque nigris, pedibus fulvis, alis subfuscis, venarum marginibus apice limpidis.

Body hoary: head a little narrower than the chest, clothed with pale yellow hairs, beset with a row of black bristles behind the eyes, and with a few black hairs 0 n the crown; clypeus armed behind with black bristles, and in front with more and longer pale yellow bristles; sides of the frontpale tawny: eyes black; fore part nearly flat, not very distinct from the other part, and with but little larger facets: lip black, shining, clothed at the base with long, and at the tip with short yellow hairs: feelers black; first joint thickly clothed with longer yellow hairs and black bristles; second joint clothed with short yellow hairs, much shorter than the first; third joint spindle-shaped, nearly as long as the first and the second; fourth and fifth joints like a bristle, as long as the third: chest with four indistinct dark gray stripes, clothed with black hairs, and beset on each side and behind with black bristles: breast with a few pale yellow hairs: abdomen dark tawny, rather paler beneath, tapering from the base to the tip, much narrower than the chest, and about twice its length; segments from the third successively decreasing in length: legs tawny, clothed with pale yellow hairs, and beset with black bristles; hips and thighs black; claws black, tawny at the base; foot-cushions tawny: wings light brown; areolets towards the tips with colourless borders: wing-ribs ferruginous; veins black, piceous at the base; poisers tawny. Length of the body 7% lines; of the wings 13 lines.

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