Hymenoptera. 147 



metapleurse is closer and finer than on the mesopleurse. All the 

 coxae are black ; the hind femora are of a darker red ; the hind 

 tibiae and tarsi are blackish. Abdomen closelj- and distinctly 

 punctured, except the base of the 1st segment which is smooth 

 and bears 2 small shining tubercles above : the depressions on the 

 back are indistinct. 



Male distinctly coloured ; the fore tibiae and tarsi are white 

 in front ; the 1 front femora have a white mark on the apex in 

 front, their tibiae and tarsi blackish. 



Lissonota curvilineata, sp. nov. 



Black; the face, except for a black line in the middle, 

 clypeus, mandibles, except at apex, eye orbits (the inner more 

 broadly than outer), the greater part of prothorax, a U-shaped 

 mark, dilated laterally at the base, on the basal two-thirds of the 

 mesonotum ; 2 longish lines on the sites of the scutellum, extend- 

 ing shortly beyond the middle, a narrow transverse one on its 

 apex, a similar line on the post-scutellum, the apex of the metano- 

 tum, the mark dilated backwards in the middle, tegulae, tubercles 

 and a curved line on the lower part of the mesopleurse, pale 

 yellow. Legs rufous, the front coxae and trochanters, the middle 

 trochanters below, middle coxae and the base of all the tibiae 

 narrowly, pale yellow. The sides of the 1st abdominal segment 

 at the base, its apex and the apices of the 2nd to 1th narrowly, 

 yellow. Wings hyaline, the apex smoky ; areolet with the pedicle 

 as long as the lower branches, which are roundly curved. Head 

 and thorax closely punctured, the thorax much more strongly 

 than the head and the median segment than the mesothorax. 

 Abdomen smooth. The hind tibiae and tarsi blackish. 



Lissonota africana, sp. nov. 



Rufous ; the head yellow, its occiput rufous, the vertex and 

 front bi'oadly black in the middle, a rufous line, dilated gradually 

 to the apex, on the centre of face and top of clypeus, darker at the 

 apex ; labrum dull rufous. Antennae black, the scape dull below. 

 On the mesonotum are two lines, expanded outwardly at the base 

 and reaching near to the scutellum, which is yellow, with a rufous 

 line on its basal two-thirds : post-scutellum, a line on the apical 

 two-thirds of the metanotum in the centre, united to a broader 

 transverse one on the apex, the greater part of the pronotum, 

 tegulas, tubercles, a broad band below them, which is continued 



