FIG. 50. Development and Parasites of the large Cabbage-white Butterfly : 

 A, a pill-box, the white specks within which are the eggs ; B, the full- 

 grown larva ; C, the male insect ; D, the female ; E, the pupse show- 

 ing the wings and appendages ; F and G, Ichneumon parasites of the 

 caterpillar.! (From specimens in the Manchester Museum.} 



R 2 



