106 



Pronotum magnum, margine antc-riori integra, circulariter rotundatii, margine 

 basali simiata, angulis productis, acutis. 



ScHtpUtivi modicum, ad apicem rotundatum. 



Elytra modica, apicibus rotuudatis. 



.ll<e magna?, nervis solitis sed robustioribus firmatae. 



Abdomi'ii segmentis octo compoaitum, tribus apicalibus corneis, quinque basalibus 

 coriaceis, 1-7 processibus magnis lateralibus instructis. 



I'rothoras (PI. II., C, fig. 2, a) prosterno parvo, inter coxas sat late elevato, et postice 

 late dilatato ; rpistentis inconspicuis ; epimeris modicis, recei)tacula coxarum 

 partim cingentibus ; receptaculis coxarum ovatis. 



Pectus mesostertio (PI. II., C, fig. 2, d) modico ; episternis magnis, late oblongis ; 

 epimerig angustis, a receptaculis coxarum longe distantibus ; coxarum recepta- 

 culis longe remotis. 

 metastcrno (PI. II., C, fig. 2, g) sat brevi, transverso, lateribus corporis remoto, 

 margine posteriori inter coxas rectii ; episternis magnis, latis, metasterno pariter 

 longis ; ejnstentis sub elytris occultis. 



I'enter segmentis sex compositus, 1 sat longo; caeteris brevioribus, sibiipsis paribus, 

 apicali integro. 



Pedes sat graciles ; antici trocbanteribus parvis, subtriaugularibus ; femoribus 

 longis, gracilibus, simplicibus ; tibiis longis, gracilibus, ad medias leviter 

 dilatatis ; tarsis longis, gracillimis, 4-articulatis, 1 sat longo ; 2 primo multum 

 breviori ; :} minuto ; 4 longo et gracili ; unguibus gracilibus, leviter curvatis. 

 intermedii anticis similes, sed tibiis magis dilatatis, atque externe setosis. 

 2)ostici intermediis similes, articulo tertio tarsorum secundo fere sequali. 



Coxce anteriores ovata\ prominula), per carinam divisse. 

 intermedia ovales, obliquffi, longe distantes. 

 posteriores elongatse, angustae, ad episternis extensse, inter se longe distantes. 



Body suboblong, broad, very convex, pubescent. 



Head large and broad, entirely covered by the thorax, gular portion convex ; mouth 



large and prominent ; eyes large and very prominent. 

 Antemue (PI. II., C, tig. 7) ten-jointed, 1 long and robust, pyriform, and recurved ; 



2 robust, shorter than the first, pyriform ; 3 small, rather slender ; 4 very 



small, three times shorter than the third ; 5 and 6 like the fourth ; 7 large, 



dilated anteriorly, subtriangular ; 8-10 very large, gradually incrassated, 



forming a foliate club, truncate at the apex. 

 Maxillarii palpi (PI. II., C, fig. 5, w) short and robust, four-jointed, 1 minute ; 2 



large and incrassated, very obliquely truncate at the apex ; 3 very short, trans- 

 verse ; 4 very large, much longer and broader than the second, slightly 



incurved, obtusely rounded at the apex. 

 Labial palpi (PI. XL, C, fig. (J, m) large, turgidly incrassated, three-jointed, 1 minute ; 



2 very short and very broadly cyathiform ; 3 very large, subquadrate, furnished 



with short seta) at the apical margin. 

 Lahrum (PI. II., C, tig. 3) rather short, widest at the base, in front deeply emarginate 



in the middle, and much rounded on each side, remotely furnished with short 



seta). 

 Mandibles (PI. II., C, fig. 4) short, robust, strengthened with a dorsal costa, with 



the edge much rounded and obtusely serrated. Stipes rather large, transversely 



subquadrate. 

 Maxilhe (PI. II., C, fig. 5) unilobed, with the lobe large, robust, strongly recurved, 



very much hooked at the apex, and armed with many long and very sharp 



curved teeth. Stipes very small. 

 Mention (PI. II., C, tig. 6, j) narrow, suboblong, simple. 

 Labium (PI. II., C, tig. 6, k) rather shorter than the mentum, suboblong, broadest 



anteriorly, and slightly rounded at its extremity. 



