EXPLANATION OF PLATES I— III. 



Tortrix pronubana. 



PLATE I. 



Fig. i. — Male imago. 



Fig. 2. — Female imago. 



Fig. 3. — Larva, lateral view. 



Fig. 4. — Larva, dorsal view. 



Fig. 5. — Enlarged dorsal view of segment of larva showing arrangement of 

 hairs. 



Fig. 6. — Enlarged sectional sketch of segment of larva showing lateral skin- 

 fold, etc. 



Fig. 7. — Mass of ova. x 100. 



PLATE II. 



Fig. 1. — Masses of ova in situ on leaves of Euonymus japonicus. They are 

 situated near the tips of the top and lower right-hand and top 

 left-hand leaves. 



Fig. 2. — Mass of ova, x 100, immediately before the final colour-change. 



PLATE III. 



Fig. 1. — Mass of ova, x 100, just after the commencement of the final colour- 

 change. In some cases the black eyes of the larva are visible 

 through the egg-skin. 



Fig. 2. — Mass of ova, x 100, just before hatching. The fully-formed larvse 

 and their black heads are plainly visible through the egg-skins. 



