396 



24 



25 



26 



27 



28 



29 



30 

 31 



32 



33 



34 



35 

 36 



37 



23 Pronotum convex, posterior 



angles more prominent 



29 Form less elongate, sides of 



prothorax widely rounded. 

 Foliate margins separated from 



disc by deep sulcation 



Foliate margins not separated 



from disc by deep sulcation 

 29 Elytra with alternate intervals 



cost ate and unequal. 

 Anterior margin of epistoma 



notched in middle 



Anterior margin of epistoma 



produced in middle 



32 Colour bronze. 



Colour darker, foliate margins 



separated from disc by sulcus, 



posterior tooth prominent 

 Colour bright violet - bronze, 



foliate margins not sulcate, 



posterior tooth small 



Posterior angles of prothorax 



not or subobsoletely dentate, 



colour black 



Sexual characters not strongly 



marked in femora or tibiae. 

 Species with nitid surface. 

 Posterior angles of prothorax 



forming a distinct tooth or 



lobe. 

 Colour black, posterior tooth of 



prothorax large. 



(a) 38 Anterior angles rounded, sides 

 widely rounded and sinuate 

 behind 



39 Anterior angles sharply pro- 

 duced, sides nearly straight ... 



(b) 40 JPosterior tooth much smaller, 

 sides widely and evenly 

 rounded 



41 Colour blue, foliate margins 

 narrow 



421 Bicolorous, head and thorax 

 black, elytra golden-bronze ... 



43l59iColour bronze. 



40 



fc) 44! 



45159 



46 



47159 



48 



Posterior tooth of prothorax 

 produced backwards into an 

 elongate lobe 



Posterior tooth of prothorax 

 normal. 



Size large, 20 mm. long; elytral 

 intervals subcostate and very 

 unequal in width 



Size smaller, not more than 



15 mm. long. 

 (Foliate margins narrow, sides 

 of prothorax nearly straight . . . 



var. lachlanensis, Cart. 



icalckenceri, Hope 

 acutangulus, Bates 



grandis, Bates 

 castelnaudi, Pasc. 



ceripennis, Blackb. 

 laticollis, Cart. 

 brevicollis, Redt. 



cordicollis, Pasc. 

 encephalus, Pasc. 



rotiindicollis, Cart. 

 cceruleo-niger, Cart. 

 ceneus, Bates 



distinctus, Bates 



howitti, Pasc. 

 connexus, Haag-Rut. 



