DIAPUS TALURA, n. sp. 419 

be invariably bored right "down into the heart-wood and, in the 
case of a felled tree, is bored vertically downwards through bark 
and sapwood, The larve are ‘‘ amtrosia’’- feeders feeding upon a 
kind of fungus growing on the walls of the parent beetle’s tunnel. 
Locality from where reported. 
This insect was discovered in the North Coimbatore Forests 
of the Madras Presidency. 
Relations to the Forest. 
This beetle bores into comparatively fresh Shorea talura 
wood. The tree which it was found attacking had been felled 
in the preceding April for road repair work, Until more is 
known about its life-history its importance in the forest cannot 
be determined. 
Protection and Remedies. Points tn the life-history, etc. 
These are much the same as already given for the Deodar 
Crossotarsus above. We require to know whether the insect 
infests dry timber and whether it exists in any abundance in the 
forest.. 
