﻿106 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL, 
  MUSEUM 
  vol. 
  G7 
  

  

  Page 
  

   Fig. 
  5a. 
  Reverse 
  side 
  of 
  same, 
  with 
  the 
  processes 
  partially 
  removed 
  by 
  22 
  

   preparation, 
  exposing 
  calyx 
  of 
  a 
  Camerate 
  crinoid 
  with 
  trace 
  

   of 
  arms. 
  X 
  f. 
  

   ob. 
  Outer 
  curve 
  of 
  same, 
  showing 
  great 
  width 
  of 
  eolumnals 
  and 
  

   their 
  rapid 
  diminution 
  distal 
  wards. 
  X 
  f. 
  

   6. 
  Two 
  detached 
  eolumnals 
  from 
  some 
  other 
  specimen, 
  showing 
  

   the 
  articulating 
  joint 
  faces, 
  fulcral 
  ridge, 
  perforation 
  for 
  

   axial 
  canal, 
  and 
  non-articulated 
  processes 
  at 
  the 
  side 
  solidly 
  

   attached 
  where 
  cirri 
  would 
  lie 
  in 
  other 
  forms. 
  X 
  f. 
  

   Middle 
  Devonian 
  ; 
  Eifel. 
  Germany. 
  

  

  