KEY TO AMERICAN INSECT GALLS 



87 



EL.B eulenm u Her 



Fig. 85. Neuroterus galls, i. Gall of N. fragilis Bass. 2,3. Gall N. i r r e g u 1 a r i s O. -S. 

 4-6. Gall of N. majalis Bass. 7. Oak button gall, \. nmbilicatus Bass. 8. Gall of N. 

 obtusilobae Karsch. (After Beutm., Am. Mus. Nat. Hist.) 



