83 



Palpi labiales (PI. I., A, fig. 6, in) sat breves, robusti, triarticulati, 1 parvo, subtri- 



angulari ; 2 permaguo, turgide ovato ; ad apiceiu truucato ; 8 conico, sat 



brevi atque gracili. 

 Labrum (PI. I., A, fig. 3) modicum, fere quadratum, margine anterior! dentibus 



exiguis quatuor armata. 

 Mandihidce (PI. I., A, fig. 4) modicfe, fere simplices, parum recurvat^, fortiter et 



acute uncinatfe, processu corneo intus ciliato ad basim instructs. 

 MaxUhe (PI. I., A, fig. 5) modicse, unilobatffi, lobo sat gracili, leviter sinuate, 



simplici, apice acuto, leviter uncinato ; stipes parvus. 

 Mentum (PI. I., A, fig. 6, j) breve, latum, transverse oblongum. 

 Labium (PI. I., A, fig. 6, k) breve, latum, ad latera costis latis, robustis, firmatum. 

 Lingua (PI. I., A, fig. 6, 1) angusta, valde elongata, palpis pariter longa, apice fere 



recte truncate. 

 ProHotum sat magnum, margine auteriori et posteriori rectis, lateribus valde 



rotundatis ; angulis posterioribus baud productis. 

 Scutellum modicum, subtriangulare. 

 Elytra longa, ovata, apicibus subtruncatis, rotundatis. 

 Alee amplcie, membrana elongato-ovali, nervis solitis, sed fortioribus, firmata, 



margine posteriori fimbriata. 

 Abdomen segmentis septem compositum, tribus apicalibus corneis, quatuor basalibus 



coriaceis. 

 Prothorax (PI. I., A, fig. 2, a) prostcrno magno, inter cosas late elevato, postice 



producto, et valde dilatato ; eimternis longis, linearibus ; epimeris magnis, 



receptacula coxarum sat late cingentibus ; coxarum receptaculis ovalibus, sat 



distantibus. 

 Pectus mesosterno (PL I., A, fig. 2, d) sat parvo, cpistrrnis longis, sat angustis ; 



ejnmeris bumeralibus, parvis, brevibus, ad coxarum receptacula non extensis ; 



coxarum receptaculis rotundatis, modice distantibus. 

 metasterno (PI. I., A, fig. 2, g) magno, longo, ad latera corporis non extenso, 



margine posteriori inter coxas leviter rotundatii ; episternis longis, sat angustis, 



metasterno pariter longis ; epimeris angustis, totis sub elytris occultis. 

 Venter segmentis sex compositus, 1 longo, magno ; 2-6 brevibus, seipsis fere 



jequalibus, apicali integro ; quatuor basalibus processibus lateralibus parvis 



instructis, sub elytris occultis. 

 Pedes antici trochauteribus parvis, trigonalibus ; femoribus modicis ; tibiis simpli- 



cibus, apices versus parum dilatatis ; tarsis 4-articulatis, 1 et 2 perbrevibus, 2 



sat dilatato et profunde bilobato ; 3 exiguo ; 4 cffiteris omnibus pariter longo, 



gracili ; unguibus sat parvis. 

 intermedice aicYae. posteriores anticis similes. 

 Coxce anteriores ovales, sat distantes, vix prominentes. 

 intermedia rotundatcB, sat distantes. 

 posteriores pyriformes, ad episterua extensse, longius remote. 



Body elongate-oval. 



Head rather large, prominent, wholly exserted; mouth deflexed; gular portion 

 convex ; eyes large and very prominent ; antennse inserted very near the eyes. 



Antennce (PI. I., A, fig 7) nine-jointed — 1 very long, narrowly pyriform, and 

 slightly recurved ; 2 large, but smaller than the first, elongate-ovate ; 3 and 4 

 very small, slender ; 5 longer and thicker than the fourth ; 6 very small ; 7-9 

 gradually incrassated, forming a moniliform club with the apical joint largest, 

 and subtruncate at the extremity. 



Maxillary palpi (PI. I., A, fig. 5, w) large, four-jointed — 1 minute ; 2 very large, 

 ovate, turgidly incrassate, and truncate at the apex ; 3 very short, transverse, 

 much narrower than the second ; 4 elongate, slender, obtusely conic, furnished 

 with a few sets at the apex. 



