92 
278 PESTS OF ORCHARD AND SMALL FRUITS 
reach the terminal leaves, for the caterpillars are apt to feed in such 
locations. 
The Palmer-worm (Dichomeris ligulellus Hbn. ( Ypsolophus pometellus 
At oczasional periods, separated by long intervals, a small striped 
caterpillar becomes numerous on apple and other trees, severely 
Fic. 400. — Adult of the Palmer-worm. En- 
larged and natural size. Original. 
bending over the edge of 
The best remedy is a 
prompt application of Paris 
green or arsenate of lead. 
The Apple-leaf Bucculatrix 
(Bucculatrix pomifoliella 
Clem.) 
Greenish yellow caterpil- 
lars, half an inch long when 
full grown, feed first in mines 
within the leaf tissues of 
apples, or related trees, and 
later on the surface, skele- 
tonizing the leaf. The seg- 
ments of the caterpillar’s body 
are prominent and rounded. 
injuring the foliage and 
often eating irregular cavi- 
ties in the surface of the 
young fruit. The full- 
grown worm is about a 
half inch long, has three 
narrow dark stripes down 
its back, and usually spins 
a few strands of silk over 
itself, sometimes thus 
The adult is a tiny moth. 
Fic. 401.— Work of the Apple-leaf Buccu- 
latrix. Original. 
