Manchester Memoirs, Vol. xlvii. (1903), No. 14. 9 



Antennre stout, black, the ninth to fourteenth joints 

 clear white ; the scape sparsely covered with black hair ; 

 the flagellum more thickly with short, thick pile. Head 

 black ; the inner orbits narrowly, the outer more broadly 

 on the lower portion, a large mark on the upper part of 

 the face, narrowed slightly towards the apex, which is 

 triangularly incised, the clypeus (except a triangular mark 

 in the middle), the mandibles, except the teeth, the 

 labrum and the palpi, pallid yellow. The face smooth, 

 obscurely punctured above, the cl}peus smooth ; both are 

 sparsely covered with white hair. The front and vertex 

 obscurely shagreened, sparsely covered with blackish hair ; 

 the ocellar region raised ; in front of it there is a short, 

 blunt keel, which projects at the apex into a curved tooth; 

 on either side of this is a blunt, short tubercle. Thorax 

 black ; a broad line on the pronotum, the scutellar 

 keels, a large mark in the middle of the scutellum, 

 rounded at the base, gradually widened towards the apex 

 which is transverse, the post-scutellum, a large mark on 

 the sides of the median segment (sharply narrowed at 

 the apex on the inner side, then becoming gradually 

 narrowed from the broad part to the apex), the tegulse, 

 tubercles, a large mark, longer than broad, bluntly rounded 

 at the base and apex, a curved mark below the furrow 

 and a small mark above the four hinder coxae, pallid 

 yellow. Mesonotum smooth, impunctate, at the base and 

 apex sparsely covered with long black hair; the scutellar 

 depression deep, stoutly longitudinally striolated ; the 

 scutellum and post-scutellum smooth. The base of the 

 median segment behind the transverse keel smooth ; 

 in the middle are two stout tubercles, which are longer 

 than broad and which have a distinct lateral slope. 

 The rest stoutly transversely striolated, the upper part of 

 the propleurai punctured, the middle striolated, finely 



