778 MR. E. A. ELLIO'JTT ON THll 



impressed ; vertex with four transcarinse ; occiput finely and 

 densely tvans-striate. Posterior margin of head simple. Second 

 flagellar joint about one and a half times as long as first ; third as 

 long as first and second together. Neck transcarinate, semi- 

 annular finely and densely trans-striate, posterior margin smooth 

 and shining. Mesonotum irregularly rugose, with three longitu- 

 dinal impressions; scutellum shining smooth, with a few marginal 

 punctures, the lobes separated by rows of broad puiictures. Median 

 segment finely shagreened, shining and diffusely punctate. Petiole 

 finely trans-striate, longer than rest of abdomen. Terebra shorter 

 than body, sheaths rufescent, apically black. Hind legs with 

 coxae as long as trochanters and femora together, strongly tra,ns- 

 rugose ; femora very finely shagreened, tridentate ; tibire con- 

 stricted beyond the middle, covered internally with dense erect 

 red pubescence; tarsi densely pubescent beneath, metatarsus a 

 little longer than the following joints together. 



Black ; head except apices of mandibles, basal third of antennee, 

 the front coxse and legs, inflated part of hind tibise and all tarsi 

 red; apical third of antenna3 and the intermediate legs brown. 

 Wings subhyaline. 



Length 15 mm. ; abdomen 9 mm. ; terebra 12 mm. 



Habitat : Madagascar, south of the Bay of Antongil and St. 

 Marie de Madagascar. Thi^ee specimens taken by M. Ch. 

 Allnaud. 



(? Gold Coast, N. Territories, Yahi. Dr. J. J. Simpson, xi. 1916). 



It is unfortunate that the type of the genus is the only one yet 

 known with tridentate hind femora. 



2. iNSiGNis Schlett. 



Stephanits insignis Schlett., p. 100, $ . 



$ . Head rather coarsely and irregularly rugose throughout. 

 Temples subrugose and dull, except a raised smooth and shining- 

 space near the ocelli. Posterior margin of head simple. Cheeks 

 longer than scape. Second flagellar joint twice as long as first ; 

 third shorter than first and second together. !Neck rather coarsely 

 irregularly to transversely rugose; semiannular coarsely irregularly 

 rugose. Mesonotum rather coarsely and irregularly punctato- 

 rugose. Central section of scutellum anteriorly dull; behind this 

 a small smooth polished space, laterally difiusely punctate, lateral 

 lobes rather coarsely and densely punctate. Mesopleura3 polished 

 smooth above, laterally rugose with rather dense indistinct 

 puncturation ; metapleurse coarsely and irregularly rugose, 

 separated by a smooth shining sulcus from the median segment, 

 which is somewhat densely punctate. Petiole as long as, or 

 slightly longer than rest of abdomen, trans-striate, remainder of 

 abdomen smooth and shining. Terebra scarcely as long as body, 

 spicula red, the sheaths ferruginous, apically black. Hind legs 

 with coxfe and femora much incrassate, former coarsely and 

 irregularly rugose, more tr-ansversely towards apex ; femora finely 



