﻿Vol. 
  12 
  

  

  October 
  4, 
  1922 
  

  

  No. 
  16 
  

  

  JOURNAL 
  

  

  OF 
  THE 
  

  

  WASHINGTON 
  ACADEMY 
  

   OF 
  SCIENCES 
  

  

  S. 
  F. 
  Blake 
  

  

  BURSAU 
  0» 
  PLAKT 
  INDUSTRY 
  

  

  BOARD 
  OF 
  EDITORvS 
  

   Sidney 
  Paige 
  

  

  GROLOOICAL, 
  SURVBV 
  

  

  E. 
  D. 
  Williamson 
  

  

  GBOPHYSICAI. 
  LABORATORY 
  

  

  ASSOCIATE 
  EDITORS 
  

  

  H. 
  V. 
  Harlan 
  

  

  BOTANICAL 
  SOCIGTY 
  

  

  N. 
  HOLLISTER 
  

  

  BIOLOOICAL 
  SOCISTY 
  

  

  W. 
  F. 
  Meggers 
  

  

  PBILOSOPHICAI. 
  SOCIETY 
  

  

  S. 
  A. 
  ROHWER 
  

  

  SNTOMOLOOICAL 
  SOCIBTV 
  

  

  G. 
  W. 
  Stosb 
  

  

  OSOLOOICAL 
  SOCIBTY 
  

  

  J. 
  R. 
  S 
  WANTON 
  

  

  ANTHROPOLOOICAL 
  SOCIETY 
  

  

  PUBLISHED 
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   EXCEPT 
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  BY 
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  WASHINGTON 
  ACADEMY 
  OF 
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  OFFICE 
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  211 
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  EASTON, 
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  Bnterfed 
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  25, 
  1919, 
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  1918. 
  

  

  