162 



mit(istei-no (PI. V., C, fig. 2, g) sat brevi, trausverso, corporis lateribus late lemoto, 



margine posteriori inter coxas rectii ; cpisternis permaguis, latis, metasterno 



pariter longis ; epimeris ultra episterna triaugulariter intiexis, reliquis sub 



elytris occultis. 



I'cntcr segmc'iitis sex compositus; 1 permagno, longo ; 2, 3,4 bre%'ibus, sibiipsis 



paribus ; 5 magno, longo ; 6 brevi, iiitegro. 

 i'edes uiilici cieteris lougiores ; troeliauteril>us elongato-triangularibus ; femoribus 

 longis, robustis, ad apices leviter laminatis ; tibiis (PI. V., C, tig. t.) sat longis, 

 ad niedias dilatatis, atque ad latus interius processu longo, lato, cultriformi, ad 

 apiceni acuto armatis ; tarsis brevibus, robustis, 4-articulatis ; 1 et 2 profunde 

 bilobatis, late dilatatis, atque setis longis instructis ; 3 exiguo ; 4 elongato, 

 sat robusto, subtus dente magno armato ; unguibus robustis, valde incurvatis, 

 et subtus dentatis. 

 interiiirilii femoribus simplicibus ; tibiis ad apices dilatatis, pilosis; tarsis 

 brevibus, artieulo primo secundo longiori, 1 et 2 dilatatis, profuude bilobatis, 

 pilosis ; alioqui anticis similes. 

 2)ostici intermediis parum longiores, alioqui similes. 

 Coxa anteriorcs magnse, elongatie, prominentes, per carinam divisa). 

 inteimcdue rotundatffi, parum distantes. 

 posteriores modicaj, anguste p\riforme3, late remotse. 



Boch) subovate, convex, without hair. 



Ucud large and broad, entirely covered by the thorax ; eyes large and prominent ; 

 gular portion convex ; mouth deflexed, rather elongate. 



Antciuue (PI. Y., C, fig. 7) eleven-jointed; 1 very large, much incrassated, recurved 

 and pyriform ; 2 rather slender, short, and small ; 3 shorter and much more 

 slender than the second ; 4-6 shorter than the third, ecjual to each other ; 7 

 very much elongate and slightly incrassated, equal in length to the four 

 preceding combined; 8 small, subquadrate ; 9-11 very large and much in- 

 crassated, forming a foliate club, of which the intermediate joint is the smallest, 

 and the apical largest and oval. 



Maxillary polpi (PI. V., C, fig. 5, w) very large and very robust, four-jointed ; 1 

 minute ; 2 very large, long, robust, and subcylindric ; 3 very short, transverse; 

 4 moderate, subconical, verj- obtuse. 



Labial palpi (PI. Y., C, fig. 6, ml moderate, subovate, three-jointed; 1 minute; 2 

 rather large, semiovate ; 3 subquadrate. 



Lahrum (PI. Y., C, fig. 3) rather large, subquadrate, slightly emarginate in front. 



Mandibles (PI. Y., C, fig. 4) linear, very long, bifid at the apex, with each extremity 

 claw-shaped and verj^ sharp. Stipes long, flattened, and reflexed. 



MaxilUe (PI. Y., C, fig. 5) unilobed, lobe simple, long, and rather broad, slightly 

 incurved and very acute at the apex. Stipes small. 



Mentinii (PI. Y., C, fig. 6, j) subquadrate, slightly sinuated at the sides, and faintly 

 emarginate in front. 



Labiinn (PI. V., C, fig. 6, k) subcordiform, widest anteriorly, as broad, but rather 

 shorter than the mentum. 



Lbujua (PI. v., C, fig. 6, 1) small, acuminate, bifid at the apex. 



Pronotum large and broad, transverse, with the anterior margin entire and circuliirly 

 rounded, basal margin rather deeply sinuated, with the angles much produced 

 and very acute. 



Scuiclluiii moderate, rather broad, and rounded. 



Ell/Ira moderate, entire. 



Wiuijs and ahdoinfn not examined. 



Prothorax with the prostcrnum (PI. V., C, fig. 2, a) very small, rather broadly 

 elevated between the coxa^; episterna inconspicuous; epimera rather large, enclos- 

 ing nearly all the posterior side of the coxal cavities ; coxal cavities large, oval. 



