124 DESTRUCTIVE INSECTS OF VICTORIA : 



PLATE LIV. 



The "Acacia Borer" (Piesarthrius marginellus, Hope). 

 Fig. 



1. Branch of Acacia, showiuo^ larva and damage carised by fame. 



Natural size. From nature. 



2. " Cut-branch,'^ made by beetles. Natural size. From nature. 



3. Perfect beetles (males). Natural size. From nature. 

 4 Perfect beetles (female). Natural size. From nature. 

 5. Papa (male). Natural size. Fi'om nature. 



