386 OHIO EXPERIMENT STATION: BULLETIN 332 



PLATE XXVIII 



CANKERWORMS 



(Alsophtta pometaria) 

 (Paleacrita vernata) 



Fig. 1. Male and female moths caught on a band of sticky tanglefoot. 

 Fig. 2. Typical foliage injury by well grown cankerworm larvae. 



Fig. 3. A woodland near Cleveland, Ohio, practically defoliated by canker- 

 worm larvae. Photograph, May 28, 1918. 



