﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  44 
  PL. 
  3. 
  

  

  Anthomedusae 
  and 
  Trachomedusae 
  

  

  For 
  explanation 
  of 
  plate 
  see 
  pages 
  117 
  and 
  1U 
  

  

  "ELIOTVPE 
  CO,, 
  

  

  