Manchester Memoirs, Vol. xliii. (1899), No. 3. 109 



alls hyalinis, stigniate fiavo, nervis fuscis ; metanoto 

 striolato. $ . 



Long. 22 mm. 



IIal>. Simla. 



Antennae ferruginous, darker at the apex. Face and 

 clypeus lemon-yellow; the face roundly dilated in the 

 middle; thickly covered with short, fuscous, the clypeus 

 with much longer, blackish, hair; the hair much longer at 

 the apex. Mandibles rufous at the base, covered with 

 long, golden hairs ; the teeth black; the palpi long, pallid 

 yellow, sparsely covered with white hair. The ocellar 

 region deep black; the front yellow, reddish in the middle; 

 the semi-circular furrow in front deep; and there is a 

 similar one above each of the antennae. Thorax ferrugi- 

 nous, the sides more yellowish; the middle lobe of the 

 mesonotum clearly defined ; the part between its apex 

 and the base of the scutellum flatly depressed in the 

 middle. Scutellum closely and minutely punctured; the 

 lateral keels stout; the apex depressed and with the bor- 

 dering keels narrower. Postscutellum widely depressed 

 at the base; its middle raised and sharply margined by a 

 stout carina ; the keels bordering the apex depressed. 

 Median segment coarsely transversely striated; the 

 depression at the base extending to the edges of the 

 segment ; broad in the centre, much narrower at the sides ; 

 the apex is lemon-yellow ; the keel distinct; at the sides 

 on the apical third is a short, curved keel. Fro- and 

 meso-pleurae yellow, suffused with rufous ; the meta- 

 pleurae not quite so yellowish, except at the apex; the 

 central keel is complete, the part below it finely, obliquely 

 striated. Legs coloured like the thorax ; the hinder tibiae 

 and tarsi paler, through being densely covered with short, 

 white hair; the hinder tarsi are longer than usual, com- 

 pared with the tibiae. Wings clear hyaline ; the stigma 



