434 Miss G. Ricardo on the Asilide. 
and long,-a few weak whitish hairs appear among them and 
also at sides of mane. Scutellum black with a bunch of 
whitish hairs in the middle and long strong black bristles on 
dorsum and on posterior border. Abdomen with a large 
black spot on each segment and greyish tomentum at sides 
and on dorsum; bristles at the segmentations black and 
about three deep ; the pubescence short, white; underneath 
with long weak whitish hairs and black bristles. Genitaha 
shining black, long ; the upper forceps slender, drawn out to 
a long point, stout on their basal half, and with a curved 
lower edge thickly covered with white hairs ; under lamellz 
short, stout, with short black pubescence. Legs blackish or 
bronze-coloured, the tibize very obscurely reddish at their 
base, with long black and white hairs and short white 
pubescence and stout black bristles ; the femora with long 
weak black and white hairs and black bristles, and some 
short white pubescence on their upper edges ; tarsi blackish 
or obscurely reddish with white pubescence and black hairs 
and bristles. Wings clear, veins blackish, the small trans- 
verse vein beyond the middle of the discal cell. 
Dysmachus montanus, sp. 0. 
Type (male), type (female), both from Mt. Mlanje, 
Nyassaland, 19. ix. 1913 (S. A. Neave), in I. H. E. Coll. 
A small dark species with a well-marked black mane and 
black and white moustache. Pubescence on abdomen and 
legs chiefly white, and some white bristles on the legs. 
Length, ¢ 138, 2? 14 mm. 
Male.—Face with glistening white tomentum. Moustache 
composed of stout black and white bristly hairs, the white 
hairs chiefly on upper part intermixed with black. Antenne 
blackish brown with chiefly white hairs on the first two 
joints, the third with rather a long arista. Beard white. 
Forehead with white hairs near antenne and black bristles 
beyond. The curled bristles at back of head black and very 
long and stout, round the head with white hairs, Thorax 
metallic brown with two well-marked dark stripes and with 
some grey tomentum; the mane consists of black hairs and 
numerous longer outstanding black bristles ; the presutural, 
supra- and postalar bristles all two in number and black ; 
pubescence on dorsum short, white. Scutellum with a bunch 
of white hairs on each side and two in the centre, two stout 
black bristles on posterior margin, and another row of three 
or four in front of them. Abdomen blackish brown with 
white tomentose segmentations, most noticeable at the sides ; 
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