KEY TO AMERICAN INSECT GALLS 



97 



ELB e ut e n 



Fig. 92. Oak apples, i, 2. Large oak apple, Amphibolips confluens Harr. 3- A. c a r o - 

 1 i n e n s i s Bass. 4, 5. Fusiform oak apple, A. acuminata Ashm. 6. 7. Larger empty oak apple, 

 A. inanisO. S. 8-10. Oak spindle gall, A. coelebs O. S. (After Beutm., Am. Mus. Nat. Hist) 



