PLATE XIII. — PRAYS OLEELLUS. 



THE OLIVE MOTH. 



Fig. 1. Branch attacked by the first generation of moths, (a. a,) 

 eggs deposited on lower side of leaf, (b) larva which feeds on the 

 leaf, (c) a dult larva which does the same. 



Fig. 2. Infested by the second generation on the blossoms when 

 forming. 



Fig. 3. Infested by the third generation at work on the fruit. 

 Fig. 4. Young olive enlarged to show position of egg of this 

 insect. 



Fig. 5. Full grown olive cut in two, inhabited by larva, (a) 

 pulp, (b) nut, (c) seed, (d) larva of the moth which lias already 

 consumed a part of the seed, (e) part of seed bored and full of ex- 

 crement of the larva. 



Fig. 6. Full grown olive (enlarged) , from which the larva has 

 departed to become a chrysalis, (a) pulp, (b) nut, (c) seed almost 

 empty only the outer skin remaining, (d) excrement left by the 

 larva, (e) exit of larva. 



Fig. 7. Egg (enlarged.) 



Fig. 8. 8, 8a, 8b, Larvae in three stages of development. 

 Fig. 9. 9, 9a, 9b, Chrysalides corresponding to larvae 8, 8a, and 

 8b, (enlarged.) 



Fig. 10. 10, 10a, and 10b, Moths with stages of development. 

 10(1), the same with wings closed, 10(2) the same seen from the 

 side. 



