. Diptera danica : genera and species of flies hitherto found in Denmark. Diptera -- Denmark. Aphiochaeta. 249 side abdomen has longish hairs at the hind margins of third, fourth and fifth segments; the hairs below the basal half of hind femora shorter than in the male; the arrangement of the hind tibial bristles described above is generally well pronounced in the female. Length. About 2 to fully 3 mm. A. latifemorata I have only taken in Ermelund and Dyrehaven, but here it is common; my dates are ^^U—^^/e it is thus an early species; I have taken it in copula on ^Vs, ^Vs and ^"/e- My spe
. Diptera danica : genera and species of flies hitherto found in Denmark. Diptera -- Denmark. Aphiochaeta. 249 side abdomen has longish hairs at the hind margins of third, fourth and fifth segments; the hairs below the basal half of hind femora shorter than in the male; the arrangement of the hind tibial bristles described above is generally well pronounced in the female. Length. About 2 to fully 3 mm. A. latifemorata I have only taken in Ermelund and Dyrehaven, but here it is common; my dates are ^^U—^^/e it is thus an early species; I have taken it in copula on ^Vs, ^Vs and ^"/e- My specimens are taken from 1918 to 1921, but, as mentioned above under the genus, a specimen stands in Stæger's collection under ciliata^ labelled "Zett. ; Geographical distribution: — Northern and middle Europe down into Hungaria; towards the north into Sweden (Becker). 15. A. ruficornis Meig. 1830. Meig. Syst. Beschr. VI, 218, 21 {Phora). — 1848. Zett. Dipt. Scand. VII, 2863, 12, p. p. specimen danicum exclusum (Trmeura). — 1901. Beck. Abhandl. zool. bot. Geseli. Wien, I, 57, 49 (Phora). - 1908. Wood, Ent. Month. Mag. 2, XIX, 171 et 1912. 2, XXIII, 98 (Phora). - 1910. Kertész, Cat. Dipt. VII, 413. - 1914. Brues, Bull. Wisc. Nat. Hist. Soc. XII, 130. - 1918. Schmitz, Jaarb. Natuurh. Genootsch. Limburg 1917, 141. Male. This species is very like latifemorata, but paler and distin- guished by some other characters. Frons as in latifemorata, but gener- ally more grey, sometimes reddish anteriorly; supraantennal bristles. Fig. 80. Wing of A. ruficornis ^. very approximate. Antennæ yellow to brown, arista fully as long as in latifemorata. Palpi yellow or pale yellow. Thorax variable, reddish yellow to brown or blackish with reddish margins, or almost quite blackish; as in latifemorata there is, besides the dorsocentral bristles, an intraalar bristle inwards to the postalar bristle. Scutellum with four equal bristles. Pleura more or less yellowish or brownish to d
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