282 Phoridae. 



seven males and a female; Holte, Suserup Skov at Sorø (Th. Morten- 

 sen), and in Jutland at Ry (the author); the dates are 7? — Vs 1918. 

 Geographical distribution: — Hitherto only known from Den- 

 mark. 



41. A. obscuripennis Wood. 



1909. Wood. Ent. Month. Mag. 2, XX, 113, 143 {Phora). - 1914. Bmes, 

 Bull. Wisc. Nat. Hist. Soc. XII, 125. 



Male. Frons a little broader than high, black, dull ; inner bristle 

 of lower row below the outer and in about the middle between it and 

 the iipper supraantennal; supraantennal bristles unequal, the lower 

 about half the size of the upper or smaller; the upper supraantennals 

 scarcely as distant as the inner bristles of middle row, the lower not 

 or slightly more approximate. Antennæ black, of ordinary size or a 

 little beyond, arista short-pubescent. Palpi black, large, broad and 

 prominent, with somewhat short bristles, only present on the apical 

 part. Thorax black, dull, with brownish pubescence. Pleura often 

 somewhat brownish, Mesopleura bristly, the bristles uniform. Ab- 

 domen tapering backwards, black, dull, the very short hairs visible 

 at the hind margins of the segments and at the sides; at the hind 

 margin of sixth segment only slightly longer. Hypopygium somewhat 

 large, greyish; it is not quite symmetricai, the left side is larger 

 than the right, but both sides are prolonged backwards below into a 

 little protruding corner, often yellowish on the left side, both sides 

 are somewhat densely hairy downwards, on the smaller right side 

 the hairs are crowded so that a small tuft is formed ; there is a yellow 

 or dusky yellow, not broad ventral plate, rounded at the end; anal 

 tube of medium size, yellow, blackish at base. Legs yellowish brown, 

 the front legs yellowish; front metatarsi thickened, as thick as tibiæ; 

 the hairs below hind femora short; bristles on hind tibiæ distinct, 

 but small, fine and numerous. Wings somewhat darkened, brownish 

 tinged, veins brown, thin veins a little strong, the seventh weaker; 

 costa about reaching to the middle, costal divisions about as 6 — 3 — 2; 

 costal cilia medium long; angle at fork somewhat acute; fourth vein 

 a little curved in the basal part, for the rest nearly straight. H alteres 

 black or brownish black. 



Female. Similar; the palpi smaller and paler, brownish, yellow 

 at apex, with ordinary bristles; front metatarsi slightly less thickened. 



Length 1,8 — 2,5 mm. 



i 



