Mr. R. E. Turner on Fossorial Ilijmenoptera, 325 



Tacliyftphex vuIneratuSj sp. n. 



$ . Nigra; manrlibulis basi, tegulis, tibiis tarsisqiie auticis, femori- 

 bus apice, tibiis iiitermediis et posticis snbtus, tarsisque inter- 

 mediis et posticis bnsi nigro iutamiuatis, brunneo-testaceis ; 

 segtnentis abdoraiiialibus quinto sextoque omiiino, qiiartoque 

 apice rufis ; alis hyalinis, venis fuscis ; fronte, cly{ieo, segraentis- 

 que dorsalibus tribus basalibus fascia aj)ic;iliintcrrupta argenteo- 

 piibescentibus ; segmento mediano longitudiiialiter striate. 



c? . Femiiice siinilis, tibiis tarsisque intcrraediis et posticis brunneo- 

 testaceis ; segmentis dorsalibus sexto septirnoque oraiiiuo, quiuto- 

 Que apice rufis; fronte clvpeoque aurco-pubescejitibus. 



Loug., 2 10-11, J 8-9 mm. 



? . Clypeus truncate at the apex, ratlier broadly depressed 

 on the apical mar,:;in, with two minute teeth on each side. 

 IJead finely and ciosely punctured ; eyes separated on tli^i 

 vertex by a distance not quite equal to the length of the 

 second joint of the flagelluin ; antennae slender and ratlier 

 long. Thorax closely and not very finely punctured ; 

 median segment strongly longitudinally striated, tlie sides of 

 the segment more finely obliquely striated, tlie surface of the 

 posterior truncation finely transversely striated. Pys'idial 

 area triangular, not elongate, shining, with a few scattered 

 punctures, (jomb of the fore tarsus long and slender ; the 

 long spur of the hind tibia almost as long as the basal joint 

 of the hind tarsus. Radial cell long, rather narrowly rounded 

 at the apex ; third cubital cell about as long as the second, 

 both on the cubitus and on the radius. 



(^ . Seventh dorsal segment broadly rounded at the apex ; 

 eighth ventral segment shallowly emarginate, the angles 

 produced into distinct teeth. 



JJah. N.E. llhodcsia, Niamadzi Iviver, near Nawalia, 

 2000 ft. (S. A. JVrave), August; Mid Luangwa Valley, 

 '20Q0 ft. {S. A. Neave), July ; Upper Luangwa Valley 

 (^S. A. JSeave), August. 



This differs from strifialus in colour, in the much finer 

 sculpture of the thoi-ax, in the lesser distance between the 

 eyes, and in the long and slender anteunte. 



Prosopigastra neavei, sp. n. 



5 . Nigra ; mandibulis in medio, abdomine segtnentis tribus basali- 

 bus, calcaribus, tarsisque articulis apicalibus ferrugiueis ; tegulis 

 testaceis ; alis hyalinis, iridescentibus, venis nigris. 

 (S . Feminae similis ; segmentis abdominalibus 5 apicalibus nigris ; 



tarsis ferrugineis ; tibiis basi albido-maculatis. 

 Long., $ 7-8, 6 6 mm. 



