Manchester Memoirs, Vol. xliii. (1899), No. 3. 173 



posticarum late flavis ; abdominis segmentis albolineatis ; 

 alis fusco-hyalinis, nervis stigmateqiie nigris. $ . 



Long. 15 ; terebra 3 mm. 



Antennae black ; the scape covered with longish, pale 

 hair ; the flagellum densely with short, stiff, black hair. 

 Head black, the palpi lemon-yellow ; the face strongly 

 punctured ; the lower part of the face bluntly carinate, 

 the raiseci part smooth in the centre ; sparsely covered 

 with soft, white hair ; the base of the clypeus strongly 

 punctured ; the rest of it depressed, smooth. Front broadly, 

 and rather deeply, depressed ; the apex smooth and im- 

 punctate ; the upper part obscurely shagreened ; stoutly 

 keeled down the centre ; the inner orbits distinctly mar- 

 gined. The mandibles strongly punctured at the base. 

 Thorax black ; a large, yellow mark on the scutellum, 

 rounded at the base, narrowed slightly towards the apex, 

 which is slightly roundly, incised. Mesonotum minutely 

 punctured, thickly covered with short, fuscous hair. The 

 basal slope of the scutellum has large, scattered, punctures ; 

 the apical slope is oblique and is strongly rugosely punc- 

 tured. The base of the postscutellum is oblique ; the 

 centre is shining, obscurely striated ; the depression at its 

 side wide and deep, the bottom obscurely crenulated. 

 Median segment broadly raised in the middle ; the base 

 smooth and shining in the middle ; the centre beyond 

 this strongly striated, the sides more closely and finely 

 striated. Propleurae strongly shagreened, towards the 

 apex finely striated ; the base of the mesopleurae sharply 

 keeled ; behind this keel it is largely and obliquely raised ; 

 closely punctured, the top of the raised part at the base 

 furrowed ; the basal half behind this is punctured, but not 

 strongly; the upper part at the apex smooth, the lower 

 finely closely longitudinally striated ; behind this it is 

 strongly crenulated, the apex itself being smooth behind the 



