CEPHALODONTA. 153 



elytroriimque vitta humerali, fulvis ; subtus nigra, pectore femo- 

 rumque basi fulvis. 

 Long, 4i lin. 



C elongate, siibparallel, scarcely broader behind, siibdepressed, black ; 

 the lower half of the face, two spots on the vertex behind the eyes, 

 a broad submarginal vitta on either side the thorax, together vnth. 

 its anterior mai'gin, and a short humeral stripe on the elytra, ful- 

 vous. Head very minutely punctured, impressed on the vertex by a 

 small oblong fovea ; jaws black ; antennae entirely black, first two 

 joints short, equal, third and four following compressed, broadly 

 perfoliate. Thorax rather longer than broad ; sides narrowly 

 margined, parallel and subsinuate behind, narrowed and more 

 deeply sinuate in front, anterior angles produced obliquely outwards 

 into an obtuse tooth, anterior margin straight ; above subconvex, 

 opaque, thickened just Avithin the lateral margin, very finely gra- 

 nulose, central line indistinctly grooved, whole sui-face covered with 

 large, round, deeply impressed punctures, extreme base deflexed ; 

 black, a broad submarginal stripe on either side fulvous. Scu- 

 tellum black. Elytra broader than the thorax, siibelongate, 

 slightly dilated behind ; sides narrowly margined, posterior angles 

 armed ^vith a short, acute, flattened spine ; apex (Tab. IX. fig. 39) 

 rounded, its margin produced in the middle into a flat, irregularly 

 serrate plate, wliich becomes suddenly abbreviated just before the 

 sutural angle, foi-ming with the opposite elytron a large square 

 notch, suture armed with a short tooth ; above flattened along the 

 back, convex on the sides ; shoulders prominent, slightlj" produced 

 laterally, their apex obtuse ; surface finely granidose, deeply punc- 

 tate-striate, the fourth interstice from the suture strongly costate, 

 interstices on the outer disc indistinctly raised ; black, a short 

 stripe on the shoulder, confluent mth the submarginal vitta on 

 the thorax, fulvous. Beneath black, less opaque ; head, breast and 

 base of thighs pale fulvous ; coxce pale piceous ; abdomen pitchy 

 black ; legs moderately elongate, anterior pair longer than the 

 others, all the thighs slightly incrassate ; front pair of tibiae armed 

 near their apex with a short acute tooth. (Male.) 



Hah. Cayenne. 



CoUeetion of Major Parry and J, S. Baly. 



39. Cephalodonta DeyroUei, n. sp. 



C elongata, postice paullo ampliata, subdepressa, nigra ; antennis 

 apice, facie inferiori, maculisque duabus vertice, elytrorum plaga 

 laterali, a basi pone medium extensa, thoraceque fulvis, hoc mar- 

 gine laterali anguste, maeulaque discoidali ad basin adfixa, nigris ; 

 elytris unicostatis, angulo postico spina brevi acuta armatis, 

 apice prope suturam in laminam brevem serratam productis ; an- 

 tennis minus perfoliatis. 



Long. 4 lin. 



Very similar in shape and sculpturing to the last species ; black, 



