134 CEPnALODONTA. 



large, on the outer half of the shoulder, confluent with the lateral 

 border ; the next two placed obliquely between the middle of the 

 suture and the upper edge of the posterior angle, the outer one 

 attached to the lateral border; the sixth subtrigonate, confluent 

 with the sutm-e, and formhig a large triangular patch on the pos- 

 terior tliird of the elytra, its outer border emarginate ; the seventh 

 transverse, placed on the apical margin. Beneath paler; legs 

 moderately robust, subelongate, anterior pair rather longer than 

 the others. 



Hah. Brazil. 



Collections of W. W. Saunders, Esq. and J. S. Baly. 



15. Cephalodonta octopunctata, n. sp. 



C. subdepressa, subcuneiformis, apicem versus pauUo ampUata, ob- 

 scure sanguinea ; antennis apice nigris ; elytris apice obtusis, angulo 

 postico spina valida nigro-purpiu'ea armatis; metallico-violaceis, 

 utrisque maculis quatuor flavo-testaceis. 



Long. 3|- Hn. 



C. subdepressed, subcuneiform ; obscure rufous ; foiu- terminal joints 

 of antennae black, closely covered with adpressed cinereous pubes- 

 cence ; elytra armed at the posterior angle with a flattened pur- 

 plish-black spine ; bright metallic violaceous, each elytron mtli 

 four large fulvo-testaceous spots. Head smooth, armed between 

 the antennae with a minute acute tooth, vertex impressed with 

 a small fovea ; antennae subelongate, moderately robust, slightly 

 incrassate towards their apex, joints cylindrical, second more 

 than one-half longer than the first, four terminal very short ; 

 eyes piceous. Thorax broader at the base than long; sides 

 notched at the extreme base, rounded behind, narrowed and 

 sinuate in front, anterior angles produced into a stout subacute 

 tooth, posterior armed with a minute tooth ; anterior margin 

 slightly sinuate on either side ; siuface slightly convex on the 

 sides, flattened on the disc, covered with deep distinct punctures, 

 a grooved longitudinal line down the middle being free from 

 punctures ; basal lobe deflexed, smooth and shining. Scutellimi 

 shining, impunctate. Elytra oblong-quadi-ate, gradually but 

 shghtly increasing in width to the posterior angles, the latter armed 

 Avith a broad flattened acute spine; sides narrowly margined; apex 

 (Tab. IX. fig. 17) obtuse, apical margin narrow, its outer border 

 with several nearly obsolete teeth, more distinct near the sutui'e ; 

 above flattened on the back, convex on the sides ; shoulders pro- 

 minent, produced laterally, their apex subaciite ; siuface deeply 

 and regidarly punctate-striate, the alternate interstices indistinctly 

 raised ; violet, with a metallic tint ; each el}i;ron with four large 

 rufo-fulvous spots: the fii'st basal, subtrigonate; the second on the 

 shoulder, elongate; the third ovate, near the middle; and the fourth 

 placed towards the apex, transverse, subreniform, common ; pos- 



