354 Phoridae. 



very small. Legs somewhat robust, brownish or dark brown, the front 

 legs paler, yellowish; hind femora somewhat dilated, with long hairs 

 below the basal half ; bristles on hind tibiæ strong and also the postero- 

 dorsal bristles on middle tibiæ rather large. Wings yellowish, veins 

 brown; costa reaching a little beyond the middle, 1 longer than 2, 

 a little shorter than 2 + 3, the divisions about as 7 — 5 — 3; costal 

 cilia long, but not specially long; fourth vein slightly curved in the 

 whole length and a little recurved at apex. Halteres black. 



Female. Similar; antennæ a little smaller; hind femora likewise 

 with long hairs below. 



Length 2 — 2,3 mm. 



A. frontalis is rare in Denmark; Holte (Th. Mortensen), on 

 Langeland at Lohals and in Jutland at Hejls south of Kolding (the 

 author); the dates are ^"/e — ^Vs in 1917 to 1920, in all four males 

 and three females. One of my females wants the anterior branch of 

 the fork on both wings, so that the third vein is unforked. 



Geographical distribution: — Besides from Denmark hitherto 

 only known from England. 



102. A. melaena Lundbk. 

 1921. Lundbk. Vidensk. Meddel, fra Dansk naturh. Foren. 72, 139, 12. 



Male. Frons not much broader than high, black, dull; inner 

 bristle of lower row slightly below the outer and slightly nearer to it 

 than to the upper supraantennal ; supraantennal bristles unequal, 

 the lower about half the size of the upper; the upper supraantennals 

 approximate, nearer together than the inner bristles of middle row, 

 the lower a little more approximate. Antennæ a little large, black, 

 arista short-pubescent. Palpi brownish black, of ordinary size and 

 armature. Thorax black, slightly shining, with blackish brown pube- 

 scence. Mesopleura bare. Abdomen black, dull, slightly greyish; the 

 hairs very short and sparse, and almost not longer at the hind margins 

 of the segments, only on sixth segment a little longer. Hypopygium 

 of medium size, greyish, on the sides at the lower margin there are 

 numerous hairs among which a couple of longer and a little bristly 

 hairs, and above on the hind part there are some shorter hairs; the 

 ventral plate is elongated, rounded at the end, black; anal tube short, 

 but high, blackish grey. Legs black, front legs only slightly paler; 

 hind femora with long hairs below the basal half; bristles on hind 

 tibiæ distinct and not numerous, but somewhat short. Wings somewhat 



