EXPLANATION OF PLATE 17. 

 Orgyia fostica. 



Fig. 1. Mass of eggs, natural size. 



Fig. 2. Egg, magnified (x 13). 



Fig. 3. Newly-hatclied "larva, magnified. 



Fig. 4. Full-grown larva, natural size. 



Fig. 5. „ „ „ magnified ( X 2J). 



Fig. 6. Cocoon, natural size 



Fig. 7. Pupa, magnified ( x 2J). 



Fig. 8. Female moth, natural size. 



Fig. 9. „ ,> magnified (X li). 



Fig. 10. Male moth, magnified ( x 2\). 



