356 Mr. C. O. Waterhouse on new 



ginate at the apex, with the outer angle produced (PI. XI. 

 fig. 10). 



Onthocharis bella, sp. n. 



Elongato-oblonga, cyaneo-viridis, nitida ; capite subtiliter puactu- 

 lato, margine antico piceo ; thorace subtiliter punctulato, postice 

 medio impresso laevi; elytris distiiicte striatis, striis evidenter 

 puiictatis, interstitiis Ifevissime convexis, Isevibus ; pygidio sat 

 fortiter punctato ; tibiis posticis angustis, dimidio apicali fere 

 parallelis, tarsorum articulo basali latitudine longiori. (PI. XI. 



fig. 11.} 

 Long. 2 lin. 



Ilab. Cayenne. 



The head has the punctuation very fine but distinct, the 

 punctures moderately close together, the front margin nearly 

 smooth. The thorax has the punctuation very fine and mode- 

 rately close, the posterior part of the disk almost im punctate ; 

 in the middle of the base there is a well-marked impression. 

 The elytra have the strise very distinct, the punctures in theai 

 not very close together. The legs are pitchy red. The club 

 of the antennas pale rusty testaceous. The undersiile of the 

 body is pitchy, tinted with green. The colour of the insect 

 above is very bright bluish green, shading into pitchy or 

 violet in some lights. 



Ontherus tlioracicus, sp. n. 



Elongato-oblongus, subnitidus, coavexus, rufo-piceus ; capite vertice 

 laevi, clypeo transversim ruguloso, autice laevissime emarginato ; 

 thorace disco fere l^evi ; elytris distincte striatis, striis dorsalibus 

 obscure punctatis, lateralibus distinctius punctatis, interstitiis per- 

 parum couvexis, fere laevibus. 



S . Capite cornu sat longo, curvato, acuminato ; thorace antice for- 

 titer declivi, parte elevata medio emarginata utrinque in processu 

 brevi fere truncate ducta, margine anteriori pone oculos acute 

 exciso, tibiis anticis tridentatis. 



5 . Capite cornu brevi leviter bidentato ; thorace antice minus 



declivi, quadrituberculato ; tibiis anticis quadridentatis. 

 Long. 6-6| lin. 



Hab. New Granada. 



This species closely resembles Pinotus incisus, Kirsch (Beri. 

 ent. Zeitschr. 1870, p. 357) , and the male has the same incision 

 in the front margin behind the eyes. The armature of the 

 thorax, however, is diff'erent ; instead of four tubercles there 

 are two slightly prominent processes (separated from each 



