152 CEPHALODONTA. 



37. Cephalodonta WMtei, n. sp. Tab. IX. Fig. 4. B.M. 



C. subcuneiformis, subdepressa, nigra ; thorace flavo, Adtta centrali 

 nigra ; elytris unicostatis, dilatatis, apice rotundatis, angiilo pos- 

 tico spina brevi annatis; plaga hiimerali, fasciaqiie lata pone 

 medium, flavis ; antennarum articulis intermediis valde com- 

 prcssis, perfoliatis. 



Long. 5 lin. 



C. subcuneiform, subdepressed above, black ; thorax yellow, the 

 central line black ; elytra black, unicostate, a large patch on the 

 shoulder, and a broad transverse band just behind the middle, 

 yellow. Head finely pimctm-ed ; antennee entirely black, first 

 two joints short, nearly equal, third and three follo-sving very 

 compressed, much dilated, perfoliate. Thorax as broad at the 

 base as long, narrowed from its base to the apex ; sides deeply 

 bisinuate, their middle obsoletely angled, anterior angles scarcely 

 produced, acute ; apical border straight ; above transversely de- 

 pressed behind the middle ; surface closely punctured, yellowy wdth 

 a narrow black longitudinal line down the centre. Scutellum 

 smooth, black. Elytra broader than the base of the thorax ; sides 

 Avith a dilated margin, which gradually increases in width towards 

 the posterior angles, the latter armed with a short acute spine, 

 its apex directed backwards ; apical margin (Tab. IX. fig. 38) 

 scarcely dilated, regularly roimded ; above subdepressed, deflexed 

 on the sides, shoulders prominent, laterally produced, their apex 

 obtuse ; surface deeply and regularly punctate-striate ; each ely- 

 tron with the fourth interstice from the inner margin strongly 

 costate, on the shoulder is a short costa, less distinctly raised, 

 suture also elevated ; dilated margin, slightly reflexed along the 

 sides, its surface impressed with a row of deep, transverse, oblong- 

 punctures ; black, a large humeral patch, extending nearly to the 

 suture, and a broad transverse band just behind the middle, yel- 

 low. Beneath shining black ; the base of the anterior thighs, 

 and a narrow longitudinal Hne, extending along the breast and 

 base of abdomen, yellow ; legs slender ; anterior tibiae armed on 

 the inner surface just before their apex with a short spine. {Male.) 



Hah. Columbia. 



Unique in the Museum Collection. 



38. Cephalodonta serraticornis (Fabr.). Tab. IX. Fig. 5. 



Hispa sen-aticornis, Fahr. Ent. Syst. ii. p. 73. no. 10 ; Syst. El. ii. p. 64. 

 no. 27 ; Oliv. Etit. vi. p. 767. pi. 1. f. 15. 



C. elongata, subdepressa, postice paullo ampliata ; antennarum ar- 

 ticulis intermediis compressis, perfoliatis ; thorace latitudine ^^x 

 longiori, lateribus bisinuato ; elytris unicostatis, apicis meclio in 

 laminam brevem serratam productis, angulo postico unispinoso ; 

 nigra, subopaca, capitis maculis duabixs pone oculis facieque in- 

 feriori, thoracis margine apicah et utrinque vitta submarginali, 



