448 OHIO EXPERIMENT STATION: BULLETIN 332 



PLATE LIX 



THE CATALPA MIDGE 

 (Itonida catalpae) 



. 



Fig. 1. Eggs, much enlarged. 



Photograph, W. H. Goodwin. 



Fig. 2. Larvae, much enlarged. 



Photograph, W. H. Goodwin. 



Fig. 3. Adult, much enlarged. 



Photograph, W. H. Goodwin. 



Fig. 4. Feeding spots by larvae on leaves of catalpa. Later the deadened 

 tissue drops out. 



Fig. 5. Typical case of injury to catalpa pods by the larvae of the catalpa 

 midge. 



