141 
with quite small apical hairs. Legs yellow, hind femora somewhat 
darkened towards the tip with the hairs below the basal half some¬ 
what long; bristles on hind tibiæ distinet, but fine and hair-like. 
Wings brown, the veins rather strong, costa reaching beyond the 
middle; 1 about equal to 2 -|— 3, costal cilia long. angle at fork 
not acute; fourth vein somewhat curved in its first part, for the 
rest a little evenly curved. Halteres yellow. — Length 1,6 to nearlv 
2 mm. 
Ermelund 2 %> 1919 and 10 /e 1920 (the author), Geel Skov 
24 /6 1918 (Th. Mortensen), three males. 
I think there is a possibility that this species may be the male 
to breviterga Lundbk. 
14. A. longifurca n. sp. $. 
Frons broader than high, black, very slightly greyish and dul- 
lish; inner bristle of lower row about in the same height as the 
outer and nearer to it than to the upper supraantennal; supra- 
antennals about equal, the lower only slightly weaker than the 
upper; upper supraantennals more approximated than inner bristles 
of middle row, the lower a little more approximated. Antennæ 
brownish black, not large, arista distinetly pubescent. Palpi yellow. 
Thorax black, a little shining. Mesopleura bare. Abdomen black, 
duil. Legs yellow, the posterior more yellowish brown, hind femora 
darkest at apex, with the hairs below not long; hind tibial bristles 
small and numerous, hair-like. Wings brown, the thick veins not 
strong, yellowish brown, thin veins dark brown; costa reaching 
beyond the middle, costal divisions about as 15—10—6, thus 1 
about equal to 2 + 3; costal cilia long; the fork extremely long, 
so long that the outer branch is as long as the second costal 
division, the angle acute; fourth vein issuing behind the base of 
the fork below the middle of the outer branch, it is well curved 
in its first part, the apical part straight. Halteres yellow. — Length 
2 mm. 
Lohals u /i 1920 (the author), one female. 
Costa short. 
