. Fig. 37. Antenna of D. acuticornis 9, from the inside. X 65. slightly longer than broad, but with a distinct apex, turned a little upwards. Coxae for the most part black-haired. Wings without costal swelling. In the squamular fringe there may be more or less numerous black hairs, until the fringe becomes quite black. Length 3,4—4,4 mm. D. acuticornis is not properly common in Denmark; Hellebaek, Nordskoven at Jaegerspris, Tisvilde, Faxe Ladeplads; on Langeland at Lohals, and in Jutland at Funder near Silkeborg, Saeby, Frederiks- havn, and on Laeso. My dates are ^/e to the first part of Augus
. Fig. 37. Antenna of D. acuticornis 9, from the inside. X 65. slightly longer than broad, but with a distinct apex, turned a little upwards. Coxae for the most part black-haired. Wings without costal swelling. In the squamular fringe there may be more or less numerous black hairs, until the fringe becomes quite black. Length 3,4—4,4 mm. D. acuticornis is not properly common in Denmark; Hellebaek, Nordskoven at Jaegerspris, Tisvilde, Faxe Ladeplads; on Langeland at Lohals, and in Jutland at Funder near Silkeborg, Saeby, Frederiks- havn, and on Laeso. My dates are ^/e to the first part of August. It occurs generally near the coast. Geographical distribution: — Northern and middle Europe down into the Alps; towards the north to middle Sweden. 32. D. longicornis Stann. 1831. Stann. Isls 1831, 53, 7. — 1843. Zett. Dipt. Scand. II, 529, 25, et 1849. VIII, 3079, 25. — 1862. Schin. F. A. I, 218. — 1903. Kat. palaarkt. Dipt. II, 299. — Dolichopus acuticornis 1824. Meig. Syst. Beschr. IV, 94, 34. — 1842. Stseg. Krayer's Tidsskr. IV, 17, 7.
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Keywords: ., bookauthorlu, bookcentury1900, bookdecade1900, booksubjectdiptera
