A CONTRIBUTION TO OUR KNOWLEDGE OF THE 



WHITE FLIES OF THE SUBFAMILY ALLY- 



RODINAE (ALEYRODIDAE) 



BY 



A. L. QUAINTANCE and A. C. BAKER 



Of the Bureau of Entomology, United States D 



epartment of Agriculture 



No. 2156.— From the Proceedings of the United States National Museum, 

 Vol. 51, pages 335-445, with Plates 32-77 



Published January 20, 1917 



Washington 



Government Printing Office 



1917 



