KEY TO AMERICAN INSECT GALLS 



83 



E.L.B eotenmuWer 



Fig. 81. Neuroterus galls, i. N. niger Gill. 2. Gall of oak blister wasp, N. papillosus 

 Beutm. 3. Gall of N. consimilis Bass. 4-9- Soft oak bud gall, N. vesiculus Bass. 

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



