291 Mr. J. S. Baly's descriptioiis of nem genera 



Colasjwides ornata. 



Ovata, convexa, castanea, nitida, antennis extrorsum 

 nigris ; tliorace subfortiter punctato : elytris fortiter, sub- 

 crebre pimctatis, pallide castaneis, dimidio antico (raargine 

 externo excepto), et utrinqiie plaga ovali subapicali, flavis 

 ornatis. 



Long. 3|^ lin. 



Hab. — Brazil. 



Head coarsely punctured, front impressed with a longi- 

 tudinal groove ; clypeus scarcely broader than long, its 

 apical margin obsolete, its anterior border concave, pro- 

 duced on either side into a short tooth; jaAvs nigro-piceous ; 

 five outer joints of antennas slightly compressed, black. 

 Thorax more than twice as broad as long ; sides rounded 

 and converging fr-om base to apex, all the angles mucro- 

 nate ; disk subremotely impressed with distinct but not 

 coarse punctures, the interspaces minutely punctured. 

 Scutellum semiro tun date-ovate, its apex acute. Elytra 

 broader than the thorax, slightly attenuated towards the 

 apex, rather strongly punctured, the punctures arranged 

 in irregular longitudinal stria3 ; interspaces finely pimc- 

 tured. 



Colasjwides Deyrollei. 



Ovata, convexa, nigro-picea, nitida, abdominis limbo 

 pedibusque piceo-rufis, capite fortiter punctato, vertice 

 obscure rufo, labro antennisque rufo-fiilvis ; thorace sat 

 fortiter punctato, margine apicali, vitta discoidali et 

 utrinque macida prope marginem lateralem obscure rufis; 

 elytris nigris, sat fortiter subseriatim punctatis, utrisque 

 fascia lata, vix infra basin posita, ad suturam abbreviata, 

 altera prope medium, antice et postice erosa, ad suturam 

 abbreviata plagaque subapicali trigonata, ad marginem 

 adfixa, flavis ornatis. 



Long. 4 lin. 



Hab. — Brazil, New Friburg ; a single specimen, formerly 

 in the collection of the late A. Deyrolle. 



Head rotundate, vertex coarsely but not very closely 

 punctured ; interspaces on either side indistinctly elevate- 

 strigose, front impressed with a large round fovea ; cljqieus 

 not larger than broad, pentangular, the apical margin 

 obsolete, the anterior border bidentate, its surface closely 

 covered with coarse dee]) punctures. Thorax twice as 

 broad as long ; sides straight and nearly parallel from the 



