Mr. R. E. Tinner on [''ossorial Ifj/menoptera. -li;j 



Black ; the mandibles at tlic base, scape and seven basal 

 joints ot" the tlagcUnui, tegular, anterior and intermediate 

 tibi;e, tarsi, and femora at the apex, and the two apical 

 abdominal segments ferruginous. \\ ings hyaline, iridescent, 

 nervures black. 



Length [) mm. 



JJab. Natal. 



Described from four specimens. 



Very distinct from aijiciis'is, Hrauns, in which the antennse 

 are much longer and the apical segments of the abdomen 

 black. 



Psenulus latiauaalutus, Cam. 



rsenuliLs latiatiniilatus, Camerou, Sjustodt'slviliuiaudjaio-Meru Exp. ii. 

 p. 280(iyiUJ. 



Hab. Kibonoto, Kilimandjaro {Sjostedt) ; Kogin Sirikin, 

 Pawa, Nortii Algeria ; November [Scutt-Macjie). 



The Nigerian specimen answers well to the description 

 except in neuration ; the second abscissa of the radius being 

 half as long as the third, and the first recurrent nervure 

 interstitial with the first transverse cul)ital nervure. 



S u))f am i 1 y SpHEciNJi. 

 Sphex {Harpactopus) eatoni, Saund. 



Sphex {Ilurpactopus) eatoii, E. Saund. Trans. li^iit. Soc. London, 

 p. 518 (lUlOj. 



Hub. Biskra, Algeria, May {Eaton) ; Makindu, British 

 East Africa, April, cJoUO ft. [Neavc). 



East African specimens differ in having the wings darker 

 and very strongly greenish blue, and in tlie absence of white 

 pubescence on the vertex and pronotum. This is not due 

 to abrasion, as the specimens are fresh and the pile on the 

 mcsonolum and front is not denuded. 



Subfamily PuiLAXTuiyjs. 



Cerceris synayruides, sp. n. 



$ . Nigra ; clypeo, froute, mandibulis basi, scapocjue fusco- 

 ferrugineis ; segmentis dorsalibus quarto quintoque Havo- 

 aurantiacis, veutralibus quinto sextoque totis quartoque apice 

 aurantiacis ; alls fusco-violaceis ; scgmento ventrali secundo ai'ea 

 basali clevata nulla; clypeo acutissinie tuberculato, margine 

 apicali transverso, quadri-dentato ; oculis versus clypeum valide 

 divcrgentibus ; segmento mediano area basali transverse striata. 



LoiiR. iiU mm. 



