﻿VOL. 
  XIII. 
  Part 
  i.— 
  pp. 
  1-128. 
  

  

  HAY, 
  1922. 
  

  

  

  BULLETIN 
  OF 
  

  

  ENTOMOLOGICAL 
  

  

  RESEARCH 
  

  

  APR 
  17 
  1923 
  ) 
  

  

  LONDON. 
  

  

  THE 
  IMPERIAL 
  BUREAU 
  OF 
  ENTOMOLOGY, 
  

   41, 
  QUEEN'S 
  GATE, 
  S.W.7. 
  

  

  Price 
  5s. 
  net. 
  

  

  All 
  Rights 
  Reserred. 
  

  

  