356 Mr. R. E. Turner on Fossorial Uyruenoptera. 



cell except the extreme apex, the second and third cubital 

 cell?, and the apical third of the second discoidal cell. 



Bab. S.W. of Lake Chilwa, Nyasaland (S. A. Neave), 

 January li>14. 



Cryptosalius elyonensis, sp. n. 



9 . Fusco-ferruginea ; mesonoto, abdomine flagelloque nigris ; alis 



subhyalinis, anticis fusco bifasciatis. 

 Var. Mesonoto fusco-ferrugineo. 

 Long. 10-11 mm. 



? . Posterior ocelli a little nearer to the eyes than to each 

 other. Head and thorax closely microscopically punctured, 

 the niesonoturn nearly twice as long as the proiiotum in the 

 middle ; propleura? with microscopic oblique stria?, raeso- 

 pleura? with large sparse punctures interspersed with the 

 minute puncturation. Carina of the scutellum almost obso- 

 lete. Median segment, legs, and neuration as in perl luctuosus ; 

 fascia? of the fore wing as in that species, the second fascia 

 a little broader in the discoidal cells. 



Bab. Southern slopes of Mt. Elgon, 5100-5800 ft. (S. A. 

 Neave), June 1911 ; Daro Forest, Toro, Uganda Protectorate, 

 4000-4500 ft. (S. A. Neave), October 1911. 



The pronotum is much shorter than in the allied species. 



XLII. — Notes on Fossorial Hymenoptera. — XXXV. On 

 new Sphecoidea in the British Museum. By ROWLAND E. 

 Turner, F.Z.S., F.E.S. 



Protostigmus, gen. no v. 



Head large, much broader than the thorax. Eyes reaching 

 the base of the mandibles, their inner margins almost 

 parallel. Mandibles bidentate at the apex. Antenna? in- 

 serted very low down near the apical angles of the clypeus ; 

 scape long, rather less than half as long as the flagellum. 

 Pronotum short, narrower than the niesonoturn, rounded at 

 the angles, the calli reaching back to the tegulse; median 

 segment short and small, opaque and without coarse sculp- 

 ture. Abdomen not petiolate. Fore tarsi unarmed ; hind 

 tibia? almost smooth, very feebly serrate towards the apex. 

 Stigma large, more than twice as long as the greatest 

 breadth, much smaller than in Ammoplanus. Radius 



