THE CANADIAN ENTOMOLOGIST. 155 



Vertex black, with three small whitish testaceous spots at the apex, 

 this being also the colour of the face, sterna and legs. There are also 

 two tiny testaceous specks, and a short, narrow line at base of vertex. 

 Pronotum dark fulvous, anterior and lateral margins irregularly black. 

 Scutelium pinkish brown, posteriorly ivory-white, lateral margins broadly 

 black. Tegniina fulvotestaceous, subhyaline, subcostal (marginal) area 

 ivory-white, a black wedge about the middle ; extreme base, veins more 

 or less, and apex of tegmina, blackish smoky. Wings smoky. Vertex 

 not quite as long, or about as long, as broad between the eyes, apically 

 obtuse angled. Pronotum basal ly a little wider than head with eyes. 

 Anal vein of tegmina united to suture by a cross vein which is curved 

 apically. Length, 6 mm. to apex of tegmina. 



Hab. — Africa, Hinterland of the Ivory Coast, Bouake. 



Superfamily Fulgoroidea. 



Oliarus Bouakeanus^ sp. nov. — Allied to O. Nataleusis (Stal). 



Ferruginous, deepening on the scutelium ; a spot on each side of the 

 vertex, the pronotum in the middle, keels of frons and clypeus, and a spot 

 at the junction of the two last named, yellowish. Scutellar keels 

 yellowish-ferruginous. Tegular obscure yellowish, sometimes darker at the 

 extreme anterior part. Tegmina hyaline, more or less unevenly suffused 

 with cinereous, strongly granulate, subcostal (marginal) vein with about i8 

 or 19 granules, of which 13 are on the apical half and 4 close to the base. 

 Apical half of tegmina with irregular brown spots and flecks. Veins pale 

 yellow or colourless, granules blackish brown. Stigma obscure pale 

 brown, with a dark streak on the interior margin. Legs pale yellowish. 

 Abdomen more or less dark ferruginous. 



Vertex a little longer than wide^ a little wider at base than an eye, 

 lateral margins converging anteriorwards, and forking about their middle, 

 the inner branches meeting acute-angularly. Head much narrower than 

 the pronotum. Lateral keels of scutelium straight, converging a little 

 posteriorly, submedian keels curved. Radial vein forks much farther from 

 the base than does the cubital. Length sy2~^y^ mm. to apex of tegmina. 



Hab. — Africa, Hinterland of the Ivory Coast, Bouake. 



SvNONYiMICAL NOTES, EtC 



Cathedra, Kirkaldy, 1903, Entom., XXXVI, 179 = Pristiopsis, 



Schmidt. 1905, Stettin. Ent. Zeit., LXVI, 332 (homotypical). 



DelpJiacissa, new subg. of Delphacodes. representing Fieber's typical 

 subgenus of" Delpliaxr characterized by ''Stirnkiel bis auf den Scheitel 

 fadenformig "; ty])e nnc'uiata. 



