Manchester Memoirs, Vol. xlvii. (1903), No. 14. 11 



sides narrow), the marks on the apex broader and roundl}' 

 narrowed on the inner side at the apex, the lower edge 

 of the propleurse, two somewhat conical marks on the 

 lower side of the mesopleur^e, the tubercles, two marks 

 under the hind wings, a large oblique conical mark on the 

 metapleura?, and the sides of the mesosternum largely, 

 yellow. Mesonotum opaque, strongly and closely 

 punctured. Scutellum and post-scutellum impunctate, 

 shining. Median segment closely and strongly punctured ; 

 the basal median area is smooth and shining ; the 

 transverse keel is curved backwards and is united to its 

 apex. ProplcurjE shining ; the base smooth, the rest 

 strongly striated ; mesopleura; closely punctured, except 

 a small space under the hind wings ; under the tegulas 

 closely striated ; the metapleurai more coarsely pimctured 

 and longitudinally striated at the base. Mesosternum 

 closely and distinctly punctured ; the middle furrow with 

 eight stout transverse keels. Legs fulvous; the front ones 

 paler, more } ellowish ; the coxa^ and trochanters }'cllow ; 

 the hinder cox^e broadly black at the base, laterally and 

 beneath, and with a smaller, irregular mark on the apex 

 above ; the hinder trochanters are blackish ; the apex of 

 the hinder femora, the base of the hinder tibict, more 

 narrowly, and their apex more broadly, black ; the tarsi 

 yellowish, the apex black. Wings hyaline ; the stigma and 

 nervures black. Abdomen black, shining ; the apices 

 of all the segments lemon-yellow. 



HadROCRYI'TUS, gen. nov. 



Head large, almost transverse behind and in front. 

 Eyes large, parallel, not reaching to the base of the 

 mandibles. In the centre of the face, below the antennae, 

 is a large, distinct protuberance, separated from the sides 

 by a furrow ; it is longer than broad, rounded behind. 



