80 



Pedes aiitici coxis rotundatis; trocbanteribus parvis, elongato-conicis ; femoribus 

 simplicibus ; tibiis apices versus parutu dilatatis, el setosis ; tarsis 4-articulati8, 

 1 et 2 aequalibus ; 3 parvo ; 4 elongato, ^"acili ; unguibus validis, fortiter 

 curvatis, subtus ad basim dentieulalis. 

 intcrmcdii anticis parum lonf,'iores, femoribus robustis ; tarsis articulo primo 

 elon^ato ; secundo perbrevi, profunde bifido ; tertio minuto, alioqui anticis 

 Bimiles. 

 postici intermediis consimiles. 

 Cox(e anteriores non contingentes, sat prominentes. 

 intirmcdiie sat distantes. 

 pogtirioren longius distantes, ovatse, ad latera corporis non extensse. 



Body oval, generally broad, pilose, sometimes clotbed with long hair ; convex on the 



under side. 

 Head very small, completely covered by the thorax, narrow, and flattened ; mouth 



prominent ; gular portion short, and flattened ; eyes small, not prominent. 

 Antetinie (PL II., A, fig. 7) generally- short, ten-jointed, 1 very large, robust, and 



strongly recurved ; 2 shorter and smaller than the first ; 3 slender, shorter 



than the second ; 4-6 short, transverse, equal to each other ; 7 subtriangular, 



widest anteriorly, much longer and broader than the sixth ; 8-10 much 



incrassated, forming a foliate club. 

 Maxillanj palpi (PI. II., A, tig. 5, w) rather long, robust, four-jointed, 1 small, 



recurved, dilated at the apex ; 2 largo, robust ; 3 transverse, shorter than the 



second, but not narrower, obliijuely truncate at the extremity ; 4 longer than 



any other, very obtusely conical, and slightly incurved. 

 Labial palpi (PI. II., A, fig. 6, m) very short, and very broad, three-jointed, 1 very 



minute ; 2 large, and very broad, cyathiform ; 3 longer than the second, large 



and very broad, subtriangular, rounded on the outer side, and faintly concave 



on the inner side, with the apex acuminate. 

 Lahruiii (PI. II., A, fig. 3) rather large, transverse, slightly emarginate in front, 



with the sides rounded, and strengthened at the base with short costa;. 

 Mandiblest (PI. II., A, fig. 4) moderate, with a very strong dorsal costa, armed below 



the apex with long and very sharp curved teeth. 

 MaxiUie (PI. II., A, fig. 5) strong, unilobed, with the lobe long and broad, abruptly 



recurved at the back near the apex, and very strongly hooked, armed on the 



inner side of the apex with three strong and very sharp curved teeth. Stipes 



rather large. 

 Mentiim (PI. II., A, fig. 6, j) rather large, quadrate. 

 Labium (PI. II., A, fig. (j, k) large, elongate, strengthened at the sides with broad 



and apparently articulated costre ; furnished at the anterior extremity with two 



long, erect, and very sharp paraglossal processes on each side. 

 Lingua (PI. II,, A, tig. 6, 1) small, almost hidden by the palpi and paraglossal 



processes. 

 Pronotum generally small, with the anterior margin entire, generally ovally 



i-ounded, posterior angles not produced. 

 Scutelluiii small, either subtriangular or rounded. 

 Elytra moderate, with their extremities rounded. 

 Wiivjs large, elongate, with the membrane oval and broad at the base, hairy on the 



surface, and strengthened with the usual neuration. 

 Abdomen composed of seven segments, the four basal coriaceous, and the three 



apical corneous, the fifth segment much longer than any other, and the apical 



very small. 

 Prothorax (PI. II., A, tig. 2, a) small, prosteriium moderate, elevated between the 



coxae, and posteriorly produced and much dilated ; episterna minute and 



