130 



Indian Museum Notes. 



[ Vol. III. 



The above represents the imago of the longicorn Xylotrechus quad- 

 rupes, Chevr., both natural size and enlarged. Its larva does much 

 damage by tunuelliug into the stems of coffee bushes. The insect is 

 referred to in these Notes, volume I, page 61, and volume II, page 15-3. 



The above represents a block of sal timber, one-seventh natural size, 

 which has been tunnelled by the larvse of the Longicorn Plocederus 



