1576.] 157 



Head and thorax bluish-green, the latter with coppery reflections. Elytra 

 green, each with four raised lines, and the margin cupreous. Beneath coppery- 

 golden, legs and autenn£e eyaneous. 



Head punctured, covered with long white hau-s. Thorax two-thirds wider than 

 long at the base ; anterior margin produced in the centre and at the angles ; sides 

 rounded, gradually converging to the base ; widest just behind the anterior 

 angles ; base nearly straight ; surface deeply punctured, especially at the sides ; 

 dorsal line faintly marked. Elytra nearly twice as long as wide, deeply punctured, 

 each with four raised costae ; sides denticulate behind the middle, apex of each finely 

 rounded. Beneath and legs punctured, covered with long gi-ey hairs. 



Length, 5 lines. Breadth, If lines. 



Hab. : Australia, Swan River. 



N.B. — I have another specimen almost entirely coppery. 



Melobasis tieidiceps. 

 uSSnea; cajyite viridl,punctato ; thor ace punctata, laterihus rotundatis, 

 hasi recta; elytris piinctato-striatis, interstitiis nonniJiil elevatis, mar- 

 ginihus jjosticis denticidatis, apice acuta. Suhtus punctata, pedihus 

 ant ids viridibus. 



Bronzy ; head and front legs green. Thorax with greenish reflections on the 

 sides. 



Head punctured, covered with scattered short white hairs. Thorax three- 

 quarters as long as wide : anterior margin slightly rounded in the middle and 

 produced at the angles ; sides rounded, base nearly straight ; surface deeply 

 punctured, especially on the sides ; dorsal line smooth. Elytra rugosely punctate- 

 striate, twice as long as wide ; posterior margins finely denticulate ; apex pointed. 

 Beneath and legs punctured. 



Length, 5 lines. Breadth, 2 lines. 



Hab. : N. S. Wales. 



Melobasis obscura. 

 Cupreo-<snea, punctata; capite capillis alhis hrevissimis obsito ; 

 tliorace laterihus rotundatis; ehjtris suhtiJiter jyunctatis, marginihus 

 posteriorihus denticulatis, apicihus rotundatis. Subtus viridi-purpurea , 

 pedihus anteriorihus antice viridibus. 



Coppery-bronze. Beneath with green reflections, front legs green anteriorly. 

 Head deeply punctured, covered with exceedingly short, scattered, white hairs. 

 Thorax, at the base, three-quartei's as long as wide ; anterior margin rounded in 

 the middle, and slightly produced at the angles ; sides rounded, base straight ; 

 surface closely punctured and transversely rugose, punctuation larger on the sides. 

 Elytra slightly wider than the thorax at their base, one and three-quarters longer 

 than wide, rugosely punctured, with two faintly raised irregular lines on each ; sides 

 sinuate below the shoulders ; posterior margins denticulate ; apices rounded. 

 Beneath and legs punctured ; sides with a few scattered silvery-white hairs. 



Length 5 lines. Breadth, 2 lines. 



Hab. : Adelaide. 



