PLATE XLIV. 







a. — Adult female and egg-mass of the fall canker-worm. Twice 

 natural size. 



b. — Eggs of the spring canker-worm. 

 Twice natural size. 



c— Egg-masses of the fall canker-worm. Natural 

 size at left, others twice natural size. 



CANKER-WORMS. 



