﻿Bui. 
  116, 
  Part 
  II, 
  Bureau 
  of 
  Entomology, 
  U. 
  S. 
  Dept. 
  of 
  Agriculture. 
  

  

  Plate 
  VI. 
  

  

  >o 
  

  

  en 
  

  

  