PLATE 8 



9 Eriophyes {?) padi Nal., plum. 



83 Diastrophus niger Bass., Potentilla. 



• 29 Unknown, on buttonbush. 



120 Neolasioptera sambuci Felt, Cornus. 



35 (?) Agromyza, on clematis. 



327 Mycodiplosis cerasifolia Felt, wild cherry. 



25 Colopha uhnicola Fitch, elm. 



292 Lasioptera farinosa 0. S., blackberry. 



208 You7igomyia umhellicola 0. S., elder. 



189 Unknown, probably Cecidomyid, on chestnut. 



18 Crimson button (Eriophyes) on grape. 



298 Arthrocnodax samhucifolia Felt, the larvse of this midge were probably preying upon mites 

 which caused the deformation. 



285 (?) Eriophyes gall, on Pyrus arbutifolia. 



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