Platic a. 



1. Cecidomyia ulmi Beuten. 6. Choristoneura fiavolunata, Felt. 



2. Lasioptera corni, Felt. 7. Rhabdophaga batatas, O.S. 



3. Cecidomyia balsamifera, Lintner. 8. Agroinyza ieneiventris, Fallen. 



4. Hormomyia cratfegifolia, Felt. 9. Rhabdophaga nodulus, Walsh. 



5. Choristoneura perfoliata, Felt. 



