Color Illustrations: 
Plate I 
Plate II 
Plate III 
Plate IV 
Plate V 
Plate VI 
Plate VII 
Plate VIII 
Key to Species of Plant Lice Commonly Infesting 
Economic Plants in Region, Grouped Under Their 
Respective Hosts 
Host Plant List 
Literature Cited 
Gazetteer 
Index to Genera and Species 
Page 
381 
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