See Gee ola Le heN: Gras 
Dwicutr H. Green, Governor 
DEPARTMENT. OF REGISTRATION AND EDUCATION 
Frank G. TuHompson, Director 
NATURAL HISTORY SURVEY DIVISION 
THEODORE H. Frison, CHIEF 
Volume 22 BUWICE EEN x Article 1 
The Plant Bugs, or Miridae, 
of Illinois 
HARRY H. KNIGHT 
THE LIBRARY OF THE 
NOV 22 1941 
UNIVERSITY OF ILLINOIS 
Printed by Authority of the State of Illinois 
URBANA, ILLINOIS 
September 1941 
