226 Mr. J. S. Ba\j07i some 



(Edionychis posticata. 



(E. ovata, convexa, nitida, subtos flavo-fulva, thorace utrinque 

 macula pedibxisque posticis piceis, siipra piceo-nigra, fronte, labro 

 antennisque pallide piceis, his basi flavis ; thorace minute punc- 

 tato, tenuiter granuloso-strigoso, basi pallide picea, lateribus 

 explanatis flavis ; elytris lai'te fulvo-testaceis, minute punctatis, 

 fascia lata communi pone medium, fere ad apieem extensa, 

 nigra, apice extremo flavo. 



Long. 2\ lin. 



Hah. Amazons. Collected bj Mr. Bates. 



Head trigonate ; vertex and front smooth, impunctate, the 

 latter depressed anteriorly ; encar|D9e prominent, transverse- 

 quadrate ; carina strongly raised and thickened between the 

 bases of the antennae, terminating below on a strongly raised 

 transverse ridge ; eyes large, prominent, slightly sinuate along 

 the inner border ; antennae rather slender, iilifonn, more than 

 two thirds the length of the body ; second joint oblong, third 

 and following five nearly equal, each about one half longer 

 than' the second ; three lower joints pale yellow, the fourth to 

 the eighth inclusive nigro-piceous, the three upper ones pale 

 piceous. Thorax more than twice as broad as long ; sides 

 broadly dilated, reflexed, rounded and converging from base 

 to apex, the anterior angles armed with an excurved setiferous 

 tooth ; disk transversely convex, very finely granulose-stri- 

 gose, very minutely punctured ; reflexed lateral margin con- 

 cave, pale yellow; basal margin pale piceous. Scutellum 

 piceous. Elytra broader than the thorax, broadly ovate, 

 convex ; the outer margin narrowly dilated, reflexed ; surface 

 minutely punctured, very finely strigose, bright testaceo- 

 fulvous ; a broad common fascia, commencing a short distance 

 below the middle of the disk and extending nearly to the apex, 

 black ; the apex itself pale yellow. Hinder thighs strongly 

 thickened ; hinder claw -joint strongly dilated. 



(Edionyclds crassa, Clark, MS. 



CE. late ovata, valde convexa, subtus cum capite nitida, pallide 

 rufo-picea, pleuris piceo-nigris ; supra opaca, sordide flava, scu- 

 teUo antennisque (Ms basi exceptis) piceo-nigris ; thorace forti- 

 ter punctate, lateribus obliquis, apice mucronatis ; elytris forti- 

 ter punctatis, utrinque vitta piceo-nigra discoidali, a basi ad 

 longe pone medium producta, instructis. 



Long. 4 lin. 



Hah. Brazil. 



Head subrotundate, coarsely rugose ; encarpae transverse, 

 thickened ; carina thickened, trigonate, ill defined, termina- 



