




























E: 160 
Some kinds hollow out an USE chamber without id ramifying 
m in which larve, pupz, and immature insects lie in confusion. 
! e case with X. Saxesent, for which X. perforan Y has been 
tistaken (9), but which differs completely i in habits. 
8. LIFE Hider OF XYLEBORUS PERFORANS. 
The females are fertilised by the wingless males in the burrows where 
the; are born, and never in the air. They fy pei iem by night 
attracted to lights at night 
02. “ The females standing on the ridge “formed die the knot of the 
© cane enters it by a hole, at the entrance to which is usually to be found 
** a small heap of filings o of cane fibre ; this hole she makes in pin one = 
* of the d e "pe and deposits her eggs in it from 60 to 8 
number " 
rding to jM: H.H. Smith (13) the beetles enter through the hola 
idi yt the larve of other insects (Chilo saccharalis, &c.). This is a 
int resisted by the Trini idad Committee. Though it is not = commonest 
di e of entr ce, I believe, from examination of canes, that | it some- 

sd lie. entered the female bores ont a series Pi wo 
eighbourhood hood of the node, in which the eggs are laid. I ten se 
seen specimens which were so recently attacked as to allow of 
of fhese galleries being made out. 
The. larva, < as with other pe rmi remain in the mother galleries, 
nd perhaps do not bore into the cane but feed on the juices. Prof. 
Albuquerque (18) does indeed tir: to thelr boring, and the T rei 
“age di its exit, ina pues where they could mite have fed on 
re active, and may be able to turn round - 
iof t the burrow, for I have seen one do so in SENET, which 
meee: 
* 


of decimi ~ are 
