PINE MOTH. 



295 



1}. Life-history. 



The moth emerges from the cocoon from July till the end 

 of August. It lays in the second half of July about 100 to 

 200 bluish-grey eggs, as large as hernpseed, in clusters of 



Fig. 147. Gastropac-ha pini, Oehsh 

 a Male. b Female. 



about 25 to 50 in number, in the bark-crevices of standing 

 Scots pines, usually at about the height of a man, or on the 

 needles and shoots of young pines. 



The caterpillars hatch after 20 to 25 days, about the middle 

 of August. They at once devour their egg-shells, and then 



