518 llEDUVINA. 



compressed on to the central lobe. Antennce loug, tliin, filiform ; 

 each inserted on a flat process at the sides of the head, in a Hue 

 with the middle of the eyes; 1st joint slightly stouter than the 

 others, thickened a little to the apex, loug, more than \ of it reachiug 

 beyond the end of the face ; 2nd 1^ time as loug as the 1st ; 3rd 

 and 4th each somewhat shorter than the 2nd. Eyes moderate, pro- 

 minent. Ocelli in a line with the base of the eyes, or a little 

 posterior. Bostrum thin, curved, reachiug to the 2nd pair of coxse ; 

 1st joint very stout, nearly as wide as the face, \ as loug as the 2ud ; 

 2nd and 3rd long, subequal ; 4th ^rd the length of the 3rd. 



Thorax. — Pronotum long-trapeziform, narrow to behind the middle, 

 there deeply constricted on the sides, and on the disk broadly 

 depressed, thence posteriorly suddenly widened to the hinder 

 augles, anteriorly somewhat flat-anunlar, then convex to the depres- 

 feion, posteriorly very convex, but deflected to the posterior margin 

 whicli is slightly convex or straight ; hinder augles rounded, iucras- 

 sated within, with a depression on the inner side of the thickening. 

 Scutelliim moderate, triangular ; base with a deep depressiou, apex 

 acute. Elytra when fully developed as loug or longer than the 

 abdomen, at the base wider than the abdomen, but posteriorly not 

 so wide, and lying within the conuexiva, roof-shaped ; Claims long, 

 wide at the end of the scutellum, the inner margin tapering to the 

 base and apex ; Corium ; anterior margin long, very slightly rounded ; 

 inner margin much shorter; posterior margin oblique, straight, 

 clearly defined ; the 2nd nerve furcate at the end ; Memhrane often 

 but partially developed, when developed broad, rounded posteriorly ; 

 from the middle of the base 3 loug subparallel closed cells, not 

 reaching to either of the margins, surrounded by a series of narrow 

 cells diverging to the margins ; nerves strong. Sternum ; Erosternum 

 annular in front, much produced round the base of the coxae, in the 

 middle ending in a triangle between them ; JSIesosternum convex, 

 with a slight middle channel ; Metasternum convex, with a slight 

 middle keel. Leys; coxcb very stout; tliiyhs ; 1st and 2ud pairs 

 stout, fusiform, 1st pair stoutest ; 3rd pair longer, slightly thickened 

 towards the apex; tihice ; 1st and 2nd pairs stout, widened to the 

 apex, with a small spongy pad on the broad end, bent at the base, 

 beneath flattened, with 2 rows of close, short teeth ; 3rd pair longest, 

 cylindrical ; tarsi long, 1st joint very small, 2nd shorter than the 

 3rd ; claics loug, curved. 



Abdomen long-oval, slightly convex above, very convex beneath ; 



