Archive image from page 304 of Diptera danica genera and Diptera danica : genera and species of flies hitherto found in Denmark dipteradanicagen04lund Year: 1907 Dolichopodidae. 295 grey pruinose, with yellow hairs. Hypopygium blackish; the ventral lobes short, flat, a little dilated at the apex and here with dense hairs, and at the upper corner with a long, pale, curved hair (formed of coalesced hairs); the oater laniellæ short, elongated triangular, blackish, hairy at the margin. Legs yellow, posterior coxæ grey with the apieal part yellow, often more than the apical halt; the legs for th
Archive image from page 304 of Diptera danica genera and Diptera danica : genera and species of flies hitherto found in Denmark dipteradanicagen04lund Year: 1907 Dolichopodidae. 295 grey pruinose, with yellow hairs. Hypopygium blackish; the ventral lobes short, flat, a little dilated at the apex and here with dense hairs, and at the upper corner with a long, pale, curved hair (formed of coalesced hairs); the oater laniellæ short, elongated triangular, blackish, hairy at the margin. Legs yellow, posterior coxæ grey with the apieal part yellow, often more than the apical halt; the legs for the rest either quite yellow, the anterior tarsi darkened towards the end, the hind tibiæ yellowish brown, and the hind tarsi brown or blackish brown, or, in the darker varieties, the front femora are darkened above, the hind femora blackish above and at the apex, the anterior tarsi with the apex of metatarsus and the four following joints black, hind tibiæ and tarsi quite black or blackish brown. The middle coxæ have a small, yellowish apical spine; the front meta- tarsus is as long as the three following joints, slightly thickened at the apex below; hind metatarsus somewhat shorter than the second joint. The legs have short, black hairs, coxæ pale-haired; the front coxæ have about two, the middle coxæ one or two and the hind coxæ one black bristle: middle femora with one or a pair of small preapical bristles on each side, hind femora without preapical bristle; Fig. 92. Wing of X. caliginosurn d- front tibiæ with a bristle above near the base, and sometimes with one or two smaller farther downwards; posterior tibiæ with about two antero- and two postero-dorsal bristles. Wings brown or blackish brown tinged; veins black, discai vein slightly curved. Squamulæ yel- low, with a yellow fringe. Halteres pale yellow.
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