U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY— BULLETIN NO. 109, Part I. 



L. O. HOWARD, Entomologist and Chief of Bureau. 



PAPERS ON INSECTS AFFECTING VEGETABLES. 



THE HAWAIIAN BEET WEBWORM. 



BY 



H. O. MARSH, 



Agent, 

 Engaged in Sugar-Beet and Truck-Crop 

 Insect Investigations. 



[With Appendix by H. G. Dyar and F. H. Chittenden.] 



Issued November 6, 1911. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE, 



1911. 



