340 PESTS OF ORCHARD AND SMALL FRUITS 
into the surface of the fruit at the calyx end. When the fruit is 
ripening, the damage is more conspicuous and more serious. At 
Fic. 532.— Injury by the Lesser Apple Worm. 
Original. 
this time the second 
brood larve are ac- 
tive, and blotch mines 
are made just under 
the skin of the apple. 
The larva within may 
penetrate the pulp to 
a depth of half an 
inch, or occasionally 
nearly to the core. 
Frequently the work 
goes on for some time 
after the fruit is 
picked. 
The parent insect 
isa small moth. Eggs 
are laid soon after the 
fruit is set. The full-grown larva is one fourth to one third of an inch 
long. Pupation takes place under scales of bark on limbs, or some- 
times in the calyx end of the fruit. 
The larve of the second brood 
Fig. 533.—Larve of the Lesser Apple 
Worm. Enlarged. Original 
pass the winter in inconspicuous 
cocoons, in situations similar to Fis. 534.— Section through apple 
those of the first brood, orin barrels 
Lesser 
in which fruit has been placed. Original. 
showing characteristic work of the 
Apple Worm. Enlarged. 
