﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  XX 
  PL. 
  XXV 
  

  

  V 
  /; 
  

  

  m 
  C:^ 
  

  

  I 
  

  

  

  Male 
  abdominal 
  Appendages 
  of 
  Melanoplus, 
  Phoetaliotes, 
  and 
  Paroxya. 
  

  

  For 
  exp,.anation 
  of 
  plate 
  see 
  page 
  412. 
  

  

  