Miss G. Ricardo on (he Asilidae. 1S'^ 



Moustache of yellow stiff bristles, three black bristles near 

 oral aperture. Palpi with black and yellow bristly hairs, 

 often with only white or yellow liairs and no black ones at 

 apex. Antennce dull reddish, the first two joints with white 

 pubescence, the third joint short, the arista more than 

 double its length. Forehead with first yellow, then black 

 hairs. Hind part of head with short stout black bristles 

 intermixed witli wliite liairs. Thorax reddish l)rown with 

 grey tomentum and chiefly black pubescence; bristles 

 posteriorly very stout, with long black hairs between. Scu- 

 teHiim covered with greyish-yellow tomentum and witli 

 stout black bristles on ^ts posterior border, and others on 

 dorsum, and with sparse short white pubescence. Abdomen 

 with the usual black spots and grey l)ands, on which last are 

 short white bristly hairs, and longer white bristles at sides ; 

 pubescence on the spots black and at sides. Genitalia blue- 

 black, shining, the upper forceps long and stout, club-shaped, 

 the lower lamelhe very short, in one specimen coloured red, 

 with long black hairs below and chiefly yellowish ones 

 above; the underside of the last segment not fringed with 

 black hairs nor produced as in P . negliyens. Legs dull red, 

 but the femora blackish below and often partly so above, 

 tarsi blackish ; legs with short white pubescence, most 

 noticeable on the tibia3 and tarsi. Wings large, clear, with 

 leddish-yellow veins. 



Female identical. Ovipositor long, composed of the sixth, 

 seventh, and eighth segments. 



Promachus negligens, Adams. 



Kansas Univ. Sci. Bull. iii. p. 154 (1905). 



The type was described as from near Fort Salisbury, 

 Rhodesia. 



Males and females from Mt. Mlanje, Nyasalaud [S. A. 

 Neave), in I. E. E. Coll. 



Males and females from west of Kambove, 3500-4000 feet 

 (S. A. Neave), 1907, 230; also from Kasama District, N.E. 

 Rhodesia, Oct. 1904 {R. L. Harger), 1905, 79, in Brit. Mus. 

 Coll. 



A very large black species with grey bands on the abdo- 

 men. Scutellum with black bristles and white hairs. Legs 

 dull red, apices of femora and tibiai blackish. Moustache 

 yellow, witli some black Ijristlcs above. 



Length given by A(ialll^^ as 2(j-31 mm., but some of thei>e 

 measure as much as 35 mm. 



