Xenomyia acuticeps Emden, 1951

Diagnosis. (modified from Emden 1951). Length: 6.8–9.4 mm. Ocellar setae present; fronto-orbital plate narrower than frontal vitta; profile of head at antennal base much longer than at mouth margin, forming an acute angle (Fig. 4, modified from Fig. 54 of Emden 1951); proboscis stout and bulbous, dusted; facial ridges with few setulae near vibrissa; claws small; dorsocentral presutural 1; katepisternals 1:1; presutural intra-alar seta absent; posterior intralar seta absent. Anepimeron bare. Mid tarsus of male compressed and slightly dilated, the anterior surface with dense pale golden yellow dust, which is interrupted by a longitudinal row of setae. Hind tibia without posterodorsal seta. Claws small.

Note. Described from male and female from Uganda, collected in Namwamba Valley, at 6,500 ft. and 10,200 ft. One male is labelled: on stones in small rapid stream (Emden 1951). Deposited at NHMUK .