Midge Galls 



1 Rose leaf midge, Dasyneura Prosarum Hardy. (After Thompson) 



2 Willow pod midge, Dasyneura salicifolia Felt. (After Clarke) 



3 Elm buds blasted by Dasyneura ulmea Felt. (After Houser) 



4 Galls of Chrysanthemum midge, Diarthronomyia hypogaea 



H. Lw. 



5 Sunflower bullet gall, Hormomyia bulla Felt. (After Weld) 



6 Willow lipped gall, Hormomyia verruca Walsh. (After Clarke) 



7 Tulip spot gall, Thecodiplosis liriodendri O. S. (After 



Thompson) 



8 Gall on Impatiens, of Lasioptera impatientifolia Felt. (After 



Thompson) 



9 Thorn vein gall, Lobopteromyia venae Felt. (After Thompson) 



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