374 



Zombrus melanopterus sp. n. — Rufous, the basa two- 

 thirds of the antennae, apex of mandibles, hind tarsi and sheath of 

 ovipositor, black; the apical third of anteirnae yellowish-white; 

 wings blackish, tinged with violaceous, the stigma and nervures 

 black; the basai spine of hind coxsè long, curved, extending to the 

 apex, the apical minute, not longer than the base of the other, 

 triangular, smooth shining, the basai segment and the area on the 

 2 ml and the furrow closely strongly striated; there is a stronger 

 keel down the centre of the l st and one on ëither side of the middle 

 of the basai slope. Face rugosely punctured, almost reticulated, 

 covered with black hair. There is a stout keel between and above 

 the antennae, a thinner one on the basai half of the metanotum. Ç. 



Length 12 mill. ; terebra 5 mill. 



Lukombe, 16 th October (A. Koller). 



Face with a distinct covering of black hair; a longer and denser 

 tuft of black hair at the clypeus; the rest of the head and thorax 

 much more sparsely haired and with the hairs paler. Tibias and 

 tarsi densely covered with stiff black hair. The metathorax is 

 entirely smooth. 



Zombrus nigripennis Kriech. (Trimorus nigriperinis Kriech- 

 raumer, Beii. Ent. Zeits., XXXIX, 60.) 



What I make ont to be this species (described from the Came- 

 roons) is in the collection from Léopoldville. The différences 

 between it and melanopterus, its closest ally, I bave shown in 

 my table. 



Zombrus tuberculatus sp. n. — Rufous, slightly more than 

 the basai half of the antennae, front, vertex, upper half of outer 

 orbits and the hind tarsi black'; the apical half of antennae yellowish 

 testaceous, a round black spine between the antennae; the meta- 

 notum rugosely punctured, a keel down the basai half; the sides at 

 the apex armed with short, broad, round tubercles; the basai 

 3 abdominal segments strongly striated, the 3 rd more finely than 

 the 2 nd which has the striation not so strong as it is on the l st . 

 Basai spine on hind coxae long, curved, the apical short, broad, 

 rounded, tnbercule-like. Wings uniformly blackish violaceous, the 

 nervures and stigma black. 9- 



Length 13 mill.; terebra 5 mill. 



Lukombe, 12 th October (A. Koller). 



Zombrus erythrostomus sp. n. — Rufous, the antennae 

 except the apex, front, vertex, occiput, outer orbits to the bottom 

 of the eyes, and apical half of mandihles black; wings uniformly 



