APPLE INSECTS — BUDS AND FOLIAGE 



95 



are usually blackish, but sometimes nearly concolorous with the 

 body in lighter colored specimens. 



Fig. 104. — Bruce's measuring-worm, full-grown eatorpillars, slightly onlargcd. 



By June 1, and sometimes a month before in earlier seasons, 

 these canker-worms all enter the ground a short distance, and 



