KEY TO AMERICAN INSECT GALLS 



89 



E.LBeutenmuller 



Fig. 87. Dryophanta galls. 1-4. Succulent oak gall. D. palustris O. S. s- D- 1 a u r i - 

 folia e Ashm. 6. D. aquaticae Ashm. 7. 8. Callirhytis saccularius Bass. 

 9, 10. D ry o phan t a radicola Ashm. 11. D. papula Bass. (After Beutm.. Am. Mus. 

 Nat. Hist.) 



