A LIST OF GALLS FOUND ON QUERCDS. 



Abbreviations : 



Q. ped. Qiierciis peditnculala. I u[).s. Upper surface of leaf. 



Q. sess. „ sessilijlora. un.s. Llnder surface of leaf. 



Q. pub. „ pubcscens. \ ax. Axillary. 



The popular names under head of Characteristics are the same as given in "Oak- 



ga'.ls and Gall-flies" (Adler and Stratton). 



