﻿Plate 
  9 
  

  

  "-^cni. 
  

  

  Photo 
  from 
  life, 
  by 
  J. 
  G. 
  Needham 
  

   Sparganium 
  with 
  long-horned 
  leaf-beetles 
  (Donaeia): 
  larval 
  and 
  pupal 
  

   cases 
  on 
  the 
  roots 
  

  

  