. Diptera Danica: genera and species of flies hitherto found in Denmark. Diptera. 52 Orthorrhapha brachycera. the males were extremely quick, and they were seen hovering in the air in small swarms. Thus the male of this species would seem mucli more lively than is the case with the other species. Geographical distribution: — Northern and middle Europe down into France, its northern limit lies in the southern Sweden, and there it is rare. 3. O. microleon L. 1761. Musca, Linn. Fn. Succ. 1781. — 1842. Straiiomtjs, Zett. Dipt. Scand. I, 137. 5. — 1862. Schin. F. A. L 20. — 1903. Kat. palaarkt. Dip
. Diptera Danica: genera and species of flies hitherto found in Denmark. Diptera. 52 Orthorrhapha brachycera. the males were extremely quick, and they were seen hovering in the air in small swarms. Thus the male of this species would seem mucli more lively than is the case with the other species. Geographical distribution: — Northern and middle Europe down into France, its northern limit lies in the southern Sweden, and there it is rare. 3. O. microleon L. 1761. Musca, Linn. Fn. Succ. 1781. — 1842. Straiiomtjs, Zett. Dipt. Scand. I, 137. 5. — 1862. Schin. F. A. L 20. — 1903. Kat. palaarkt. Dipt. II, 26. Male. Eyes bare, facets in about the lower third much smaller than above, the dividing line sharp: colour greenish with a purphsh band on the dividing line. Face somewhat protruding, epistoma crest- shaped; front and face black with long, yellow pubescence. Antennae black, first joint twice as long as the second. Thorax blackish brown with long, yellow pubescence; beneath the pubescence is paler. Scutellum with yellow spines. Abdomen broad, black, on second, third and fourth segment a narrow, transverse, yellowish white stripe on each side, at the hind margin, the fifth segment with a narrow, pale hind margin. Venter pale yellow, often with a pair of small, black spots on the middle of the third and fourth segments. Abdomen sparingly clothed with yellow hairs, on the venter with shorter, pale hairs. Femora blackish with yellow tips; tibiae blackish with the basal part yellow: tarsi blackish, paler. Fig. 19. \^ing of 0. microleon. at the bases. Anterior femora with long, yellowish pubescence, hind femora and tibiae short haired. Wings hyaline with yellow veins, cubital vein not forked, the first of the veins rising from the discal cell very thin, the third wanting. Halteres yellow. Female. Eyes with the purplish band above the middle. Front and face black, front with two yellow stripes below the ocelli, close to the impressed, longitudinal line; hinder eye mar
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Keywords: ., bookauthorlu, bookcentury1900, bookdecade1900, booksubjectdiptera
