﻿2 
  

  

  MAP 
  

  

  SHOWING 
  THE 
  DISTRIBUTION 
  

  

  of 
  the 
  

  

  CHINCH 
  Bua 
  

  

  (BLlSSUS 
  LEUCOPTERUS) 
  

   A.S.PACKARD 
  Jr. 
  

  

  ^ 
  Regions 
  most 
  ravaged. 
  

  

  m 
  Limit 
  of 
  Wheat 
  culti' 
  

  

  vation 
  in 
  eastern 
  U.S. 
  

  

  Scale 
  of 
  Statute 
  Miles 
  

   50 
  100 
  150 
  200 
  250 
  SCO 
  :J50 
  400 
  

  

  Russell 
  oiStrutlitrs.X.Y. 
  

  

  