KEY to AMERICAN iKSfiCT GALLS 



E.L.BeuTen m u I ier 



Fig. 63. Oak bullet galls, i. Dryophanta centricola O. S. 2, 3. Cynips maculi- 

 pennis Gill. 4,5. Disholcaspis brevipennata Gill. 6,7. D. eldoradensis Beutm. 

 8,9. D. perniciosa Bass. 10,11. D. spongiosa Karsch. 12. Oak bullet gall, D. globulus 

 Fitch. 13, 14. Studded oak gall, Cynips corallina Bass. (After Beutm., Am. Mus. Nat. Hist.) 



