122 



second joint iniicli shorter and litlle more than hall" as long as first, 

 thinl lon^i^i- lliau lirsl and second logether; head robusl, well pro- 

 dnced in IVonloreyes,anlenn;(,' inserted nearapexwith a robustbasal 

 spinons lubeirle; pronoliim elongate, Ihe anterior mai-gin concave, 

 the latéral margins oblirpiely straight, a central longitudinal carina- 

 lion,and with an obscure Iransverse ridge near middl •, before ante- 

 rior margin on eacb side ol" the central carination is a small foveate 

 depi-ession ; elytra elongalely subovate, the areas well defined, 

 costal area hyaline with two séries of areolets, subcostal area about 

 as wide as costal area, suturai area small and narrow; legs long, 

 the anterior femora long, robust and interiorly obtusely dilated. 



17. — Axiokersos ovalis, sp. n. — Above dull greyish ; 

 head, antennœ, a large inipnnctale spot on each side of the anterior 

 area of pronotum, the subcostal area to the elytra, and the legs 

 ochraceous, apex of foui'th joint of antennae, eyes, outer margin of 

 discoidal area of elytra and sometimes a longitudinal streak near 

 inner margin of same, and abdomen above and ben«ath, black; 

 costal area of elytra hyaline with the margins of the areolets 

 brownish; pronotura (excluding anterior transverse spot) fmely 

 granulose, the central carination proccurent; discoidal and 

 subcostal areas of the elytra granulose, the former more distinctly 

 80, suturai area with small areolets. 



Length : 3 mill. 



Hab. ; Calcutta (Indian Mus. and Coll. Dist.) 



Division Aidoneusaria. 



The followinggenus^îdo?îei<s demarcates another division of the 

 Thvjididœ. and is hère recognised as such by the short robust 

 antenna^ and the long basai joint to same. 



AIDONEUS gen. nov. 



Subovate; antennse short, granulose, slightly stalked at base, 

 first and second joints stout, first much longer than second, third 

 longesl and thickened on its basai area, fourth about as long as first; 

 head robust, the antenniferous tubercles prominent; pronotum 

 with the anterior margin angularly concave, centrally carinate, 

 unpi-ovided with a vesicle or hood, the latéral margins oblique ; ely- 

 tra with the discoidal area very large, costal area very small, scar- 

 cely half the width of subcostal area, suturai area ill-defined; legs 

 moderately short, the femora incrassate, tibiœ slightly thickened at 

 base. 



