TOMICUS LONGIFOLIA. 283 

The eggs are placed in indentations in the sides of the 
egg galleries, and the larva apparently bores its gallery mainly 
in the bast and not in the sapwood. 
[ know nothing further about the life history of this insect. 
Points in the life history requiring further observation. 
1. At what time are the first eggs of the season laid? 
They will probably be deposited in fresh living 
bark of sickly or felled trees. 
. The number of beetles with which the ¢ pairs. 
. Is more than one egg gallery bored by any one female ? 
. The number of eggs laid by each?. 
. Length of time spent in the larval stage. 
. Length of time spent in the pupal stage. 
The number of generations in the year. 
. Where the insect passes the winter and in which 
On AM Pw WN 
stage of its metamorphosis, egg, larva, pupa, or 
beetle. 
