TRAVAUX INÉDITS. 279 



elytris infra callum humeralem subobsolete transversim 

 impressis, subtiUter punctulatis, pmiclis regulariter séria- 

 tim dispositis, interstitiis subtilissime alutaceis, stria 

 juxtd marginem lateralem utrinque impressâ^ interstitio 

 satis elevato; tibiis apice tarsisque aureo-pilosulis . 



Long. 5 1/2-6 mm. — Lat. 3 3/-i mm. 



Brasilia. 



Chrysodina incerta. 



Rotundato-ovata, convexa, nitidissima, subtus cyaneo-vi- 

 rescens, supra saturate cyaneo-violacea ; antennarum ar- 

 ticulis 5 baseos virescentibus^ 1-3 subtus obscure ferrugi- 

 7ieis, reliquis dilatatis, nigris ; capite, antice prœsertim, 

 sat crebre substrigosim punctato ; prothorace subtilissime 

 punctulato, lateribus sîcut et basi concinne marginato 

 ibique lined punctontm minus regulariter et subtilius 

 instructo ; scutello lato, in medio subtilissime punctulato, 

 apice rotundato; elytris infra callum humeralem subob- 

 solete transversim impressis , subseriatim punctulatis^ 

 interstiis laevibus ^ apice summo autem breviter striato- 

 punctatis, stria juxta marginem lateralem utrinque ma- 

 gis profunde impressâ^ interstitio elevato; pedibus nitide 

 cyaneO'Virescentibus . 



Long. 5 1/3-5 1/2 mm. —Lat. 3 3/4 mm- 

 Brasilia. 



Chrysodina versigolor. 



Rotundato-ovata, convexa^ nitidissima, subtus nigra, 

 supra saturate cyanea, violaceo-reflexo-micans , vel cyaneo- 

 virescens, interdum laete viridis ; anîennis nigris, arti- 

 culis basalibus 5 ferrugineis ; capite disperse punctato, 

 inter oculos obsolète transversim impresso ; prothorace 

 subtilissime punctulato, lateribus sicut et basi concinne 

 marginato, ibique lined punctorum regulariter instructo; 

 elytris sat dense subseriatim punctulatis, stria juxtà mar-^ 



