KEY TO AMERICAN INSECT GALLS 



99 



ELBeu+e n m u 1 1 ei- 



Fig. 93. Oak apples. 1-4. Amphibolips melanocera Ashm. 5, 6. Scrub oak gall, 

 A- ilicifoliae Bass. 7-10. A. c i n e r e a Ashm. (After Beutm., Am. Mus. Nat. Hist.) 



