HELOPHILUS. 
tarsi; hind tib’e broadly yellow towards 
the base ; first yellow abdominal band of 
the femMalereMtMera. ce a. «neler 
5 (2) Hind femora of the male with a brush-like 
tuft of dense black hairs on the inner 
side near the base. 
6 (9) Middle yellow stripe on the thorax wanting 
or very narrow; abdomen of the female 
with the black hind borders of tbe seg- 
ments well developed. 
Fourth abdominal segment of the male 
with a small furrow on each side, which 
is densely covered with golden hairs 
forming short longitudinal stripes ; middle 
ellow thoracic stripe wanting ........ 
8 (7) Fourth abdominal segment with the usual 
pubescence, without any furrows ; middle 
thoracic stripe very narrow, but distinct.. 
9 (6) Middle yellow thoracic stripe very broad ; 
hind portion of the abdominal segments 
grey, without a black border .......... 
10 (1) Thorax on the back with less distinct 
stripes or even not striped at all. 
11 (12) Seutellum yellow; front tarsi reddish ; 
wings greyish hyaline ; eyes of the male 
touching ; tibie with long black hairs, 
those of the hind legs with a strong 
fanless | Coe aoo Sos SOR bob edo oO 
12 (11) Scutellum and front tarsi black; wings 
strongly infuscated and with purplish-blue 
reflexions. 
13 (14) Scutellum black, with a yellowish hind 
border; abdomen in great part reddish, 
with black markings; eyes of the male a 
little separated; tibie with short and 
partly pale-coloured hairs, those of the 
hind legs without tubercle ............ 
14 (13) Scutellum and abdomen entirely black... . 
ba | 
~~ 
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—— 
Je) 
ri 
lagopus, Loew. 
strigilatus, Bezzi. 
minor, Sp. N. 
7, y 
africanus, Verr. 
inyratus, Loew. 
cyanipennis, sp. 1, 
mori, 8p. ND. 
97. H. (Mesembrius) capensis, Wacquart (1842). 
T think that the present species is possibly the same as the ea/fer 
of Loew, because it is the commonest of all the South African 
species. 
A couple of specimens from Blantyre, Nyasaland, 25-25. iv. 
1910 (Dr. J. E. S. Old); a couple from Durban (Ff. Aluir) ; 
three males from Kenyamkago, British East Africa (Dr. J. Pugh); 
some specimens from Chintechi, Nyasaland (Dr. #. S. Stannus) . 
a male from Uganda (Capt. H. D. W. Greig); N. Nyasa, near 
mouth of R. Rumpl, 12. v. (Dr. J. B. Davey). 
98. H. (Mesembrius) lagopus, Loew (1860). 
A male from Salisbury, 8. Rhodesia (G. A. K. Marshall) ; 
a female from Durban, 1.1908 (Ff. Muir). 
