﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  XX 
  FL. 
  IV 
  

  

  Male 
  abdominal 
  Appendages 
  of 
  Aidemona, 
  Hypochlora, 
  Campylacantha, 
  

  

  EOTETTIX, 
  and 
  HESPEROTETTIX. 
  

  

  For 
  explanation 
  of 
  plate 
  see 
  pages 
  407, 
  408. 
  

  

  