Bui. 41, Div, of Entomology, U. S. Dept. of Agnculture. 



Plate 



Fig. 1 .—Apple Leaf Inhabited by Codling Moth. 



o, Point where larva cntererl midrib, at jmiction with one of the principal veins; b, portion of 

 burrow expo.sed (photograph by Prof. A. B. Cordley). 



Fig. 2 —Apples Damaged by Unknown Caterpillar. 



(Reduced from photograph by the author.) 



