﻿U. 
  S. 
  NATIONAL 
  MUSEUM 
  

  

  PROCEEDINGS, 
  VOL. 
  67, 
  ART. 
  9 
  PL. 
  2 
  

  

  ■' 
  *ft%" 
  ? 
  

  

  I 
  

  

  -r~. 
  

  

  2b 
  

  

  lb 
  

  

  5a 
  

  

  6b 
  

  

  Unusual 
  Forms 
  of 
  Fossil 
  Crinoids 
  

  

  FOR 
  EXPLANATION 
  OF 
  PLATE 
  SEE 
  PAGES 
  99. 
  100 
  

  

  Wl'ffff 
  

  

  