. Diptera danica : genera and species of flies hitherto found in Denmark. Diptera -- Denmark. Dolichopodidae. 119 and some small ventral bristles. Wings slightly tinged or almost hyaline; veins black or brownish black, costa with a not large swel- ling; discai vein with a large, rectangular or almost rectangular bend, with a small veinlet at the lower angle, and often a similar, but still smaller, at the upper angle; axillary lobe somewhat large, and the anal vein going somewhat forwards. Squamiilæ yellow, with a black fringe. Halteres yellow. Female. Epistoma broad, light grey. Antennæ shorte
. Diptera danica : genera and species of flies hitherto found in Denmark. Diptera -- Denmark. Dolichopodidae. 119 and some small ventral bristles. Wings slightly tinged or almost hyaline; veins black or brownish black, costa with a not large swel- ling; discai vein with a large, rectangular or almost rectangular bend, with a small veinlet at the lower angle, and often a similar, but still smaller, at the upper angle; axillary lobe somewhat large, and the anal vein going somewhat forwards. Squamiilæ yellow, with a black fringe. Halteres yellow. Female. Epistoma broad, light grey. Antennæ shorter than in the male, third joint shorter than broad. Front tibiæ with no hair at tip. Wings without costal swelling. Length 4,4—5,5 mm; one single male only reaches 4 mm. D. nitidus is not common in Denmark; Lersøen, Ordrup Mose; on Funen; in Jutland at Sæby and Frederikshavn, and on Bornholm at Hasle, Rø and Almindingen. My dates are in July; Stæger 1. c. records it from July to October. It occurs often near water and on water-plants. Geographical distribution:— Northern and middle Europe down into France and on Corsica; towards the north to middle Sweden, and in Finland. 30. D. griseipennis Stann. 1831. Stann. Isis 1831,49,4. — 1843. Zett. Dipt. Scand. II, 559,50. — 1862. Schin. F. A. I, 218. — 1903. Kat. palåarkt. Dipt. 298. — Doli- chopus nitidus 1842. Stæg. (nec Fall.) Krøyer's Tidsskr. IV, 15, 4. Male. Vertex and frons green or bluish. Epistoma somewhat narrow, greyish white. Palpi yellow. Occiput green, greyish pruinose; postocular bristles whitish below, black above. Antennæ somewhat. Fig. 33. Antenna of D. griseipennis d, from the inside. X 65. elongated, a little longer than the head, third joint considerably longer than broad, somewhat lancet-like; they are black, the basal joint yel- low beneath. Thorax green, golden green, æneous or even coppery, generally with a golden or coppery middle stripe; it is distinctly pruinose, not or slightly shin
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