﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  98 
  PLATE 
  2 
  

  

  V 
  

  

  • 
  1 
  

  

  *)• 
  

  

  I 
  a 
  

  

  fO\ 
  

  

  

  le- 
  

  

  ?a 
  

  

  3^ 
  

  

  (For 
  explanation 
  see 
  page 
  48.) 
  

  

  k 
  

  

  V 
  

  

  