S58 LIFE STORIES OF AUSTRALIAN INSECTS. 



been found tunnelling and feeding in the stems of 

 pumpkin vines, but the natural food of this indi- 

 genous beetle-pest has yet to be discovered. The 

 larvae pupate in the soil. 



Mixed lime and tobacco dust shaken on to these 

 plants is said to be one of the best means of reduc- 

 ing this pest. There are numerous metallic or 

 prettily iriarked Chrysomelids (Plate 32, Fig. 10). 



