544 Appendix. 



piceous, lateral and posterior segmental margins, luteous ; abdomen 

 beneath luteous, lateral and posterior segmental margins, sanguine- 

 ous, apex fuscous. 



Anterior lobe of pronotum posteriorly sulcate, posterior lobe 

 entire, the last with its anterior lateral margins narrowly black ; 

 body beneath, sparingly and finely pilose. 



Long. 19 millini. 



Hah. Angola (Brit. Mus.). Mashonaland; Salishur}^ 

 {G.A. K. Mar shall). 



Type, from Angola, in the British Museum. 

 Specimens from Mashonaland in the Hope Museum, 

 Oxford. 



Callilcstcs stigniatcUus, sp. nov. (PI. XVIII, f. 62.) 



Ochraceous ; anterior lobe of pronotum, lateral margins of pro- 

 and mesosterna, the metasternum, and abdomen beneath reddish- 

 ochraceoiis ; antenna), apex of head, eyes, and a transverse fascia 

 between eyes, a postmedian transverse fascia and the apical angles to 

 corium, membrane, tarsi, and posterior tibite black ; bases of posterior 

 tibiae, basal angle and a central spot to membrane, ochraceous. 



Anterior and posterior pronotal lobes with a distinct ceirtral 

 sulcation, scutellum with a strong, circular, basal foveate impres- 

 sion ; posterior lobe of pronotum, scutellum and corium thickly 

 and finely punctate ; femora moderately nodulose and with the tibiae 

 distinctly pilose ; hemelytra extending considerably beyond the apex 

 of tlie abdomen. 



Long, inch membr. 14 millim. 



Hah. Mashonaland; Salisbury {G. A. K. MarshaU). 

 Type in the Hope Museum, Oxford. 



Descriptions of new species of South African Hymcnoptera. 

 By Colonel C. T. Bingham. 



Chalcis hicolor, sp. nov. (PL XXIII, f. 10.) 



^ . Head, thorax, the coxa^ and trochanters of the anterior, and 

 intermediate, and the upper side of the coxa^, the trochanters, tibia? 

 and tarsi of the posterior legs black, the femora and tibiaj of the 

 anterior and intermediate legs, the front of the posterior coxa^, the 

 posterior femora and the abdomen orange-yellow, the apex of the 

 mandibles castaneous, the tibial calcaria of the hind-legs yellow. 



