HYMENOPTEROUS FAMILY STEPHANID^. 803 



punctures. Scutellum centrally smooth and shining, marginal 

 rows of punctures large and deep, lateral lobes dull. Pleur89 

 coarsely alutaceous. Petiole densely trans-striate, as long as 

 rest of abdomen. Terebra nearly as long as body, spicula red, 

 sheaths I'ed- brown, with a clear yellow ring before the black 

 apex. Hind legs with cosse densely trans-striate ; femora 

 bidentate ; tibite compressed in basal two-thirds. 



Black ; head except apices of mandibles, six basal antennal 

 joints, prosternum, tegulse, anterior legs except femora above, 

 apex of hind coxge, base and apex of hind femora, basal two- 

 thirds of hind tibiie, and apex of petiole clear red ; space between 

 anterior ocellus and posterior margin of head, anterior femora 

 above and apical third of hind tibiae brown ; base of petiole, 

 basal half of third tergite, a spot on each side of fourth and 

 the hind tarsi yellowish white ; hind femoral teeth milk-white. 

 Wings hyaline, stigma and nervures subhyaline. 



Length 10 mm. 



Habitat : Oameroons. Tj'^pe in National Entomological 

 Museum, Berlin. (Conradt.) 



Very like 1). fuscidens KiefF., but differs chiefly in the 

 sculpture of frons, pro- and meso-notum, and in the colour of 

 the terebra and of the femoral teeth. 



2. PALLESCENs Schlett. 



Stephanus pallescens Schlett., p. 123, 5 . Diastephanus 

 pallescens Enderl. (2), p. 475. 



$ . Frons finely and more or less distinctly transrugose ; 

 occiput obconical, anteriorly rather coarsely trans-striate, 

 posteriorly more iriegularly rugose. Posterior margin of head 

 bordered. Cheeks longer than scape. Second flagellar joint 

 scarcely longer than first : third one and a half times as long as 

 second. Neck elongate, veiy slender, finely trans-striate above ; 

 semiannular moderately finely rugoso-punctate, its posterior 

 margin smooth. Mesonotum coarsely and irregularly punctato- 

 rugose. Scutellum finely punctate rugose. Mesopleura; smooth 

 and shining above, ra,ther dull beneath, with a few indistinct 

 punctures ; metapleuras and median segment somewhat coarsely 

 cribrate-punctate, not separated. Petiole trans-striate, scarcely 

 as long as rest of abdomen, which is feebly shining or dull. 

 Terebra shorter than body, sheaths entirely black. Hind legs 

 with coxse transrugose ; femora finely trans-striate and dull, 

 tridentate ; tibife longer than femora, compressed to beyond 

 middle. 



Black ; face ferruginous, dull flavous towards eyes and on 

 temples ; mandibles and antennae basally rufescent. Anterior 

 legs chestnut-brown; teeth of hind femora whitish. Wings 

 hyaline. 



Length 11 mm. ; terebra 8 mm. 



Habitat : Philippines. Type in Town Museum at Hamburg. 

 Proc. Zool. Soc— 1922, No. LIY. 54 



