Miss G. Ricavdo on the Asiliclte. 3S3 



side-bristles also yellow ; mane composed of black hairs 

 bordered with shorter yellowish hairs ; there are no long 

 outstanding ])ristles; all the bristles are yellow on posterior 

 part oE thorax. Scutelhiin covered entirely with thick 

 yellowish-orange and whitish-yellow long hairs. Abdomen 

 bronze-coloured with grey tomentum at sides and at apex, 

 covered with whitish and yellowish hairs ; on the underside 

 they appear chiefly white. Genitalia elongated, the upper 

 forceps deeply indented, the lower fork being the longest, 

 the upper one short, obtuse, same colour as abdomen with 

 yellow and white pubescence, below with chiefly black hairs. 

 Le(/s bronze-coloured, shining with thick yellow pubescence 

 on both sides of the two anterior pairs of tibiae ; femora with 

 long whitish pubescence, the hind pair armed beiow with a 

 row of short, stout, black bristles, the hind tibiae with long 

 fine yellowish hairs and five or more very stout red bristles 

 above and shorter lilack ones below near apices ; fore tarsi 

 with long yellow bristly hairs and a few black bristles 

 below, the middle ones the same, the hind tarsi with fewer 

 yellowish-red bristles. Wings clear, small transverse vein 

 very oblique and situated about two-thirds of length of 

 discoidal cell from the base. 



Female identical. Moustache darker. Abdomen with grey 

 tomentum at sides of segments, more noticeable towards the 

 apex ; pubescence does not appear so thick as in the male. 

 Ovipositor black, shining, short, not much longer than the 

 last scsrment. 



Loeiv's Division II. 

 Abdomen with hristles before the segments. 



IV. 



No bristles on the underside of abdomen. 



Dysmachus congoensis, sp. n. 



Type (male) from Lualaba liiver, Congo, 15,5.07, 2500- 

 4000 ft., type (female) from same locality {Neave Coll.), 

 1907, 230. Other males and one female from same locality. 



A species with no apparent bristles on the underside of 

 abdomen, and the strong white ones above are not numerous. 

 Moustache black above and yellowish white below. Legs 

 blackish, metallic with rather long pale yellow pubescence 

 and black and yellow bristles. Scutellum with yellow hairs 



