Miss G. Ricavdo on the AsiliJce. 175 



femora witli black stripes ; the hind pair only black at their 

 apices; fore tibiro black below oti the apical half aud wholly 

 at apex, the others black at apices, tarsi black ; pubescence 

 yellowish, short on femora, some long white hairs on the 

 tibia^, a fringe of yellow appresscd hairs on the hind tibiae, 

 bristles chiefly black. IVinys clear, with yellowish veins. 



Female identical. Moustache more yellow than white with 

 a tew black bristles. Scutellum in some specimens with two 

 or more black bristles. Ovipositor with the under lamclhc 

 joined below to the upper triangular pair. 



Table of Promachus Species from South Africa, 

 including the Transvaal. 



1. Legs black, with white hairs. Scutellum 



■with whitish hairs and bristles scalaris, Loow. 



Legs reddish ; femora usually with a black 



stripe 2. 



2. Antennte wholly blackish 3. 



Antennae with the second joint yellow or red. 4. 



3. Legs with usually a short black stripe on 



under side of femora. Genitalia small. 

 Moustache black in male, black and yellow 



in female amaatrus, Wlk. 



Legs with the black stripe on upper side of 

 femora. Genitalia large. Moustache 

 yellow alhicinctus, Ricardo. 



4. Small species. Legs reddish venerabilis, Wlk. 



Large species. Legs reddish. Femora with 



a black stripe below clorso, Wlk. 



Other species from this part of Africa are P.fasciatus, a 

 widely distributed species, P. cajfer, Macq., a variety pre- 

 sumably of the former, with yellow or white bristles on the 

 legs and the moustache yellow, described from Kaffraria, 

 and P. var/ator, Wicd., from S. Africa and Somaliland, with 

 red-yellow tibiic and long white hairs on the scutellum, said 

 by Wiedemann to have the third joint thickened at the top, 

 but Schiner declares it to be a true Promachus species. 



Promachus scalaris, Loew. 



Ofvers. Kongl. Vet.-Akad. Fiirhandl. xiv. 1857, p. 359 (1858) ; et Dipt. 

 Sudafrik. i. p. 130 (1860). 



Males aud females from Karouga, Brit. E. Africa, 7. vii. 

 1910 (T. A. Neave), in the Brit. Mus. Coll. 



A male and female from junction Crocodile aud Marico 

 Rivers, Transvaal, in the Cape Museum Coll. 



In spite of Loews type being described as from Kaffraria, 



