to 
Gall Midge Wings 
Wing of Trishormomyia dilatata Felt, male, C. 407, 
XK 20 
Wing of Obolodiplosis robiniae Hald., male, C. 180, 
X 20 
Wingoi Parallelodiplosis rubrascuta Felt, male, 
Cro8, x 20 
Wing of Caryomyia'tubicola O.5., male, ar4so, x 20 
Wing of Parallelodipilosis acernea Felt; male ©: 
2072S 
Wing of Parallelodiplosis caryae Felt, male ©: 
230s 20 
Wingot Parallelodiplosis carpini Felt) © 216) 20 
Wing of Itonida albotarsa Felt, male, C. 330, x 20 
270 
