TINEIDS. 261 
THE APPLE-LEAF BUCCULATRIX. 
(Bucculatrix pomifoliella Clem.). 
The larvee of this minute moth live exposed on the foli- 
age of the apple trees. They are very active and as soon as 
disturbed let themselves down from the leaf by means of a 
silken thread. They reach a length of about half an inch 
and have dark yellowish-green bodies, the anterior portion 
tinged with reddish; their heads are brown and a few short 
hairs are scattered over the surface of their bodies. As soon 
i 
Fig. 235.—Bucculatrix pomifoliella Clem. After Riley. 
as full grown they spin an elongated whitish cocoon at- 
tached to the twig on the leaves of which they had been 
feeding. The cocoon is ribbed longitudinally; inside of it the 
caterpillar changes to a brown pupa. A second brood ap- 
pears late in autumn, the insect hibernating in the pupal 
state. In the following spring the moths appear which 
deposit the eggs for the first brood of caterpillars abounding 
in June. 
The moth is a very delicate being, of a whitish color, 
tinged with pale-yellow and dusted with brown. On the 
middle of the inner margin ol the fore-wings is a large oval 
patch of dark brown, forming when the wings are closed a 
conspicuous nearly round spot; there is also a wide streak of 
