PLATE VII 

 Oviposition of Megastigrmis spermotropkus in the cones of Douglas fir: 



Fig. I. — Female in act of withdrawing ovipositor from cone. Photographed from 

 life. Enlarged. 



Fig. 2. — Section through a Douglas fir cone on which a female has been killed 

 while in the act of ovipositing. 



Fig. 3. — A portion of same cone and dead female with ovipositor inserted. Slightly 

 retouched to show course followed by ovipositor in reaching the seed. 



