Genus Dendromy ia. 589 
abdomen ; palpi prominent, about one-seventh the length of the 
proboscis; antennae deep brown, basal segment black with same 
small dark scales. 
Thorax deep shiny bronze, clothed with dark, large and broad 
narrow-curved scales, white ones in front, at the sides, especially 
in front of the roots of the wings, all the white scales very 
loose; scutellum brown, paler at the edge, clothed with flat 
dusky scales, and apparently some pale ones (partly denuded); 
metanotum deep brown; pleurae densely clothed with flat white 
scales, rounded apically. 
Abdomen black, the sixth and seventh segments with basal 
white bands, the others with basal white lateral spots, which 
spread upwards on to the dorsum somewhat towards the middle 
of the segments; the venter snowy white at the base and for 
about two-thirds of its length, rest black with a white band ; the 
scales outstanding on the apical segments. 
Legs deep brownish black, except the under side of hind femora, 
which are pale creamy, and a prominent white band on the apex 
of the hind tibiae. Fore and mid ungues equal and uniserrate. 
Wings with the fork-cells rather long, the first longer but 
very little narrower than the second, its stem about half the 
length of the cell; stem of the second posterior about two-thirds 
the length of the cell; bases of the fork-cells about level; 
posterior cross-vein shorter than the mid, about four times its 
own length distant from it. Lateral vein scales on the apices 
of the second long vein rather broad. 
Length .—4 mm. 
Habitat. —Obuasi, Ashanti (Dr. Graham). 
Time of capture. 29. ix. 07. 
Observations. — Caught in bush, 6 p.m. Described from a single 
specimen. It is very marked, owing to the long thin proboscis 
and black and white ornamentation, especially of the abdomen. 
Type in the British Museum. 
Dendromyia affinis. nov. sp. 
Allied to the former and closely resembling it, but differs in 
the much smaller fork-cells and smaller size. 
$ . Head clothed with flat black scales, with white ones in 
front and at the sides ; black chaetae at the borders of the eyes, 
directed inwards from each side; palpi, proboscis, and antennae 
deep brownish-black. 
Thorax black with broad-curved scales of a bronzy black hue, 
