CEPHALODONTA. 159 



productis; nigris, plaga humerali, macula apicali fasciaque trans- 

 versa flavis. 

 Long. 3 lin. 



C. elongate, subdepressed, above black ; the face, two apical joints 

 of the antennce, and two broad vittoe on the thorax, yellow ; elytra 

 unicostate, a humeral patch, a transverse band, and a small apical 

 spot, yellow. Head with the entii'e face and front yellow ; second 

 joint of antennse obovate, one-third longer than the first, third and 

 three foUo^vaug compressed, slightly dilated, subperfoliate, two 

 apical joints yellow. Thorax scarcely longer than broad, narrowed 

 from the base to the apex; sides indistinctly sinuate behind, 

 rounded at their middle, deeply sinuate in front, anterior angles 

 slightly produced, subacute ; apical margin straight ; above sub- 

 convex, closely punctured; black, a broad longitudinal stripe 

 on either side, confluent at the extreme apical border, yellow. 

 Scutellum smooth, black. Elytra broader than the base of the 

 thorax, parallel, scarcely dilated behind; sides narrowly margined, 

 posterior angle armed with a shoi't acute spine ; apex roxmded, 

 apical margin (Tab. IX. fig. 46) slightly dilated, sinuate, produced 

 just before the sutui-al angle into a short obtuse process ; the 

 margin itself suddenly abbreviated before reaching the suture, 

 forming with the opposite elytron a large sqiiare notch ; above 

 flattened along the back, convex on the sides ; shoulders prominent, 

 laterally produced, their apex obtuse ; sm-face deeply punctate- 

 striate ; each elytron with a strongly elevated costa, extending 

 from the shoulder nearly to the apex ; black, a large humeral 

 patch, a transverse band across the middle, and a small trans- 

 verse subovate spot on the apical border, yellow. Beneath 

 shining; sides of thorax and pleurse black; breast and base of 

 abdomen bright yeUow, remaining portion of abdomen stained 

 with fuscous ; legs elongate, slender, black ; base of thighs pale 

 yellow. 



Hah. Ega ; Villa Nova ; Upper Amazons. 

 British Museum, and collection of J. S. Baly. 



47. Cephalodonta elongata (Guer.). 

 Microdonta elongata, Guer. Icon, du Regne Anim. Texte, p. 272. 



C. elongata, paraUela, dorso subdepressa, nigra ; facie, thoracis vitta 

 utrinque elytrorumque vitta humeraH, fulvis ; antennarum articulis 

 intermediis comprcssis et paullo dilatatis; elytris subparaUelis, 

 imicostatis, angiilo postico dente acuto armatis, prope sutiu'am in 

 dentes duos productis ; tibiis maris ante apicem spina brevi armatis. 



Long. 4—5 lin. 



" Head fulvous ; the antennae, jaws, eyes, a spot on each side behind 

 these latter, and a patch on the vertex, black. Thorax black, a 

 large stripe on either side, and the middle beneath, fulvous. 

 Elytra elongate, black, a humeral stripe, confluent vnih. the one 



