Genus Neomelanoconion. 
461 
scarcely longer than the second posterior, the latter with the 
veins widely divergent, outstanding scales, long, narrow, sides 
parallel, apex convex; fringe scales long, lanceolate. Legs 
uniformly brown ; posterior tibiae with a pale apical band ; 
tarsi dark brown. 
Length .—-About 2 • 50 to 3 mm. 
Habitat .—On an island below Basoko, Congo Free State. 1 £ . 
Time of capture. —9. iii. 04.” 
Type in the Collection School Tropical Med., Liverpool 
University. 
Neomelanoconion chaetoventralis. nov. sp. 
Head brown ; proboscis and palpi dark brown ; thorax rich 
dark brown with a pale line running around the edge from the 
wings forwards and in front. Abdomen black, the second to 
fourth segments with basal banding narrowing in the middle , 
other segments with basal lateral white spots, abdomen curved 
downwards and blunt at apex. Legs black, unbanded. 
9 . Head brown, clothed with scanty pale rather long 
narrow-curved scales, which are paler and denser around the 
eyes, flat lateral scales small and grey; upright forked scales long 
and thin, black ; two golden chaetae between the eyes and long 
black lateral ones; palpi small and black ; proboscis black ; antennae 
black, basal segment black with small black curved hairs. 
Thorax rich brown, clothed with small dull golden-brown 
narrow-curved scales, which are paler at the sides and in front, 
forming a more or less uniform pale border; scutellum brown 
with similar scales to the mesonotum ; posterior border-bristles 
black, four to the mid lobe, five to the lateral lobes; metanotum 
deep brown; pleurae brown with some patches of flat creamy scales. 
Abdomen black, basal segment black with long golden-brown 
hairs, second segment with a broad basal creamy band, third and 
fourth with bands nearly complete, rest of the segment with large 
basal lateral creamy patches ; border-bristles pale ; venter mostly 
pale scaled, last three segments ventrally with black hairs, also 
the apex. 
Legs black, unbanded, with black thorn-like spines ; ungues 
small, equal and simple. 
Wings with short fork-cells; the first longer and narrower 
than the second, its base a little nearer the base of the wing, its 
stem nearly two-thirds the length of the cell; stem of the second 
