Miss G. Ricaido on tlic Asilida}. 4)^5 



the posterior borders of the second and third appear reddisli ; 

 each ses^ment is armed with very stout black bristles at the 

 sides : the pubescence on dorsum is chiefly white, longjcr and 

 thicker on the first two segments; short « liite bristles ar(? 

 present ou the sides of abdomen and a few below on the 

 underside, Avhich is also covered with white pubescence. 

 Genitulia blackish, stout, with chiefly white hairs^ clnl)- 

 shaped. Legs blackish, only the knees and base of foie 

 tibiai dull testaceous, the white pubescence is long on the 

 coxae, short but fairly thick elsewhere, long on the underside 

 of the femora and tibiae ; white bristles are visible on the 

 middle of hind femora, two or tliree in number, on the 

 middle tibiie, and especially on tlie anterior pair where they 

 are long and stout, and are continue d on to the tarsi in both 

 pairs, elsewhere the bristles are black. IVinys clear, uni- 

 formly greyish. 



Female identical. Moustache is yellower on the upper part 

 and largely predominates, not being bord'^red by black hairs. 

 Abdomen not so strongly armed with bristles, the white ones 

 predominate. Ovipositor black and shining, short with a 

 ifiw yellowish hairs at apex. Legs with many more white 

 bristles on the hind femora and middle pair, but none ou 

 the tarsi. Wings with the small transverse vein beyond the 

 middle of the discal cell as in the male. 



Dysmachus similis, sp. n. 



Type (male), type (female), from Bloksberg, Johannesburg 

 (C. H. Pead), 1907, 250 ; and another female from Bar- 

 berton, Transvaal (//. Edwai'ds), k\)v\\ 1911, iu Cnpe Coll. 



Very similar to D. wroiig/ituui, sj). n., but distingnished 

 from it by tlie shorter genitalia of male and by the bristlis 

 on the legs in the female being chiefly white. 



Distinguished from D. nalalensis, sj). n., likewise by the 

 genitalia and by the long numerous black bristles on the 

 scutellum. 



It is very nearly allied to D. montanus, sp. n., from wiiicli 

 it differs in the following particulars : — 



Male. — Moustache is large, composed of black and white 

 bristles intermingled, a few yclhjwish hairs are also vi«?il)U'. 

 The front two joints of antennce are armed with very strong 

 black bristly hairs ou the underside, with a few sljort white 

 ones on the upperside. The curved bristles are very long, 

 black and yellow. The juane has dull yellowish hairs 

 bordering the thick black short ones, and there arc many 



30* 



