144 CEPHALODONTA. 



green. Head smooth, impressed on the vertex with a shallow 

 fovea, and produced in i'ronl into a minute tooth ; antennae slender, 

 shining black, the basal joint riitbus, subincrassate towards the 

 apex, second joint more than twice as long as the first, five ter- 

 minal opaque, the last four short. Thorax subconic ; sides bi- 

 sinuatc, angled in the middle, anterior angles obliquely produced 

 into u short, stout, subacute tooth ; above convex, subcyHndrical 

 on the sides, slightly fiattened transversely on the hinder disc ; 

 sui-face covered with large, deep impressions, sides rugose, middle 

 of the disc with an indistinct longitudinal groove. Elytra broader 

 than the thorax ; sides margined, parallel in front, slightly rounded 

 towards the posterior angles, the latter armed \vith an acute, flat- 

 tened spine, produced almost directly backwards ; apex (Tab. IX. 

 fig. 28) rounded, apical margin indistinctly toothed ; above con- 

 vex, flattened along the sutiu'e ; shoulders prominent, slightly pro- 

 duced laterally, their apex acute; surface regularly punctate-striate, 

 punctiu-es large and deeply impressed ; each elytron with four 

 elevated costas, the two nearest the suture more elevated than the 

 others, sutm-e also costate ; blight metallic green, the suture, the 

 two inner cost^e, and the posterior spine, shining black. Body 

 beneath fusco-fulvous ; legs more obsciire, subelongate, slender, 

 anterior pair of tibiae in the mah' armed near the apex with a short 

 acute spine. 



Hab. Venezuela. 



British Museiim and most collections. 



f. Corpim elonfiatum ; antennis ad apiccm mihincrassatis, articulis qnafuor 

 ultimis brevihiis : elytronim nncpdo posfico rotund(do aid obtuso, inermi. 



27. Cephalodonta marginata, Giier. B.M, 



Cephalodonta marginata, Guer. Icon, du Regne Anim. Texte, p. 276. 



C. elongata, nigra, supra viiidis, auro-purpureo marginata ; antennis 



pedibusque nifo-fuscis ; elytris apice (Tab. IX. fig. 29) obtusis. 

 Long. 3-4 lin. 



Hah. BrazH. 



British Museum, and collections of Major Parry, E. Sheppard, 

 Esq., W. W. Saunders, Esq., and J, S. Biily. 



28. Cephalodonta fulvo-limbata, n. sp. 



C. subelongata, supra \'iridis, antennis, thoracis basi et apice ely- 

 trorumque limbo, fulvis, hoc maculis antennisque apice fuscis ; 

 subtus rufo-pieea, femoribus tibiisque fulvis, fusco-maculatis. 



Long. 2^ lin. 



C. subelongate, bright metallic green above ; base and apex of 

 thorax, together ^\'ith the limb of the elytra, fulvous ; this latter 

 stained with dark fuscous spots. Head bright metallic green, 



