Technical Series No. 25, Part I. 



U. S. DEPARTMENT OF AGRICULTURE, 



L. 0. HOWARD, Entomologist and Chief of Bureau. 



PAPERS ON APHIDID^. 



STUDIES ON A NEW SPECIES 

 OF TOXOPTERA, 



WITH AN ANALYTICAL KEY TO THE GENUS 

 AND NOTES ON REARING METHODS. 



BY 



W. J. PHILLIPS AND J. J. DAVIS, 



Entomological Assistarits, Cereal and Forage Insect Investigations. 



Issued May 4, 19.12. 



WASHINGTON 



GOVERNMENT PRINTING OFFICE, 



1912. 





MAY 



