PAPSIDiE. 439 



Germs 7. — Rhopalotomus, Fieb. 



Longish oval, etout. 



Head vertical in front, twice as broad on the posterior margin as 

 long ; Crown nearly flat, very much deflected, almost in a line with 

 the upper margin of the eyes, with a deep fovea in the centre be- 

 tween the latter ; Cli/peiis convex ; side lobes stout, convex, rounded 

 outwardly ; antenniferous processes short ; Face vertical ; central 

 lobe long, flattish at the base, convex towards the apex ; side lobes 

 short, narrow, rounded outwardly. Anfennce a little shorter than 

 the body; 1st and 2nd joints stout, especially the 2nd ; 1st somewhat 

 cylindrical, almost as long as the head ; 2nd fusiform at the apex, 

 gradually tapering to the base, 2i times as long as the 1st ; 3rd and 

 fourth filiform, subequal, together about as long as the 2nd. Fi/es 

 large, oval. Bostrum stout, reaching to the 3rd pair of coxas ; 1st 

 joint very stout, reaching to the middle of the xyphus of the pro- 

 sternum. 



Thorax. — Pronotum short trapeziform, 1^ tjmes as broad on 

 the posterior margin as long ; anterior margin straight, with a coUar, 

 angles rounded, sides straight, hinder angles rounded, very slightly 

 raised ; posterior margin convex, slightly indented in the middle ; 

 disk convex, deflected to the head, with 2 callosities in front. Scu- 

 tellum triangular, almost equilateral, nearly level with the clavus, 

 with a transverse channel near the base. Elytra a little longer 

 than the abdomen ; Clavus convex, deflected to the corium ; Corlum 

 flattish convex, somewhat elevated posteriorly; cuneus and mem- 

 brane deflected ; Cuneus triangular, base somewhat broad. Sterntim : 

 Prosternum ; xyphus triangular, sides keeled ; Mesosternum convex, 

 elevated posteriorly, and with a central channel ; posterior margin 

 convex ; Metasternum vdth a central channel. Legs somewhat stout, 

 3rd pair longest; thighs; 3rd pair stoutest; tarsi; 3rd pair, 3rd 

 joint almost aa long as the 1st and 2ud, which are subequal. 



