EXPLANATION OF PLATES IV AND V. 



Char axes jasius, Linn. 

 PLATE IV. 



Fig. i. — Larva in penultimate skin, on leaf of food-plant Arbutus unedo. 



Fig. 2. — Full-grown larvae. 



Fig. 3. — Larva choosing position for spinning pad of silk from which to hang 



for pupation. 

 Fig. 4. — Larva hanging up for pupation. 

 Fig. 5. — Larva nearly ready for change to pupa. 

 Fig. 6. — Pupa just disclosed. It is of a green colour like that of the leaves 



among which it hangs. 



PLATE V. 



Fig. 1. — Pupa containing fully-formed butterfly; segments expanded. It is 



now nearly black in colour. 

 Fie. 2. — Pupa showing first dehiscence of skin which is accompanied by a 



distinctly audible report. 

 Fig. 3. — Pupa showing further dehiscence behind area of wings. 

 Fig. 4. — Imago just after emergence. 

 Fig. 5. — Imago with wings fully expanded. 



