25G [December, 



Differs from M. nervosa, Boisd., by the etraighter eidea to the 

 thorax, the more strongly marked costse of the elytra, and also by the 

 apex of each elytron terminating in a sharp spine. 



Melobasis eubeomabginata. 

 u^nea ; capite punctato ; thorace punctata, margine anteriori ro- 

 tundatd ; eJytris punctatis, lateribus eupreis, utrinque costis quatuor 

 elevatis, marginibits postcriorihus denticulatis. Suhtus viridis, punc- 

 tata, lateribus igneo-cupreis. 



Above bronzy. Sides of thorax with a slight coppery tinge. Margins of the 

 elytra coppery-red. Beneath green ; sides of breast and abdomen coppery-red. 



Head deeply and rugosely punctured, with a few scattered hairs. Thorax, at the 

 base, two-thirds as broad again as long ; anterior margin produced in the centre 

 and at the anterior angles ; sides slightly rounded ; greatest width of the thorax 

 just behind the middle ; posterior angles nearly right angles ; base shaUowly sinuate ; 

 surface punctured, very closely so on the sides. Elytra twice as long as wide, 

 punctured, each with four raised costse ; sides sinuate below the shoulders, denticu- 

 late from behind the middle, apex of each somewhat pointed. Beneath and legs 

 punctured, sides with a few very short white hairs. 



Length, 6 lines. Breadth, 2? lines. 



Hab. : N. W. Australia. 



Melobasis igniceps. 

 j^neo-fusca ; capite igneo-cupreo, alhopiloso ; titorace p>unctato, 

 lateribus rotundatis ; elytris ptmctatis, lateribus postice denticulatis, 

 utrinque lineis duabus elevatis irregularibus ornatis. Subtus punctata. 



Head fiery-red, rugosely punctured, covered with silvery hairs. Thorax, at the 

 base, three-quarters as long as wide ; anterior margin rounded, slightly produced 

 at the angles ; sides rounded, posterior angles acute, being slightly produced towards 

 the shoulders ; base, with a largely rounded median lobe ; surface punctured, 

 especially on the sides ; dorsal line indicated at the base by a large puncture ; sides, 

 each with a small ovate punctured depression just above the hinder angle. Elytra 

 a little more than twice as long as wide, closely and rugosely punctured, each with 

 two slightly raised vein-like lines imiting behind the middle, and not quite 

 reaching the apex ; sides sinuate above the middle, posterior margin denticulate ; 

 apex of each rounded. Beneath and legs punctured, covered with short white haii-s. 



Length, 7 lines. Breadth, 2 lines. 



Hab. : N. W. Australia. 



Melobasis ljeta. 

 Capite thoraceque coeruleo-viridibus, punctatis ; elytris viridibiis, 

 punctatis, costis quatuor eupreis utrinque ornatis, lateribus concoloribus, 

 apicibus I'otundatis. Subtus aureo-cuprea, punctata, pedibus antennisque 

 cyuneis. 



