﻿Plate 
  30 
  

  

  1 
  Pliryg^auea 
  ciuerea 
  Walk. 
  

  

  2 
  Gouiotaulius 
  dispectus 
  Walk. 
  

  

  3 
  Halesus 
  indistinctus 
  Hagen 
  

  

  CADDIS 
  FLIES 
  

  

  Drawings 
  by 
  Mrs 
  J. 
  H. 
  Comstock 
  

  

  