﻿98 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol.07 
  

  

  Page 
  

   MYELODACTYLUS 
  FLETCHERI 
  (Salter) 
  10 
  

  

  Fig. 
  10. 
  Salter's 
  type, 
  in 
  the 
  museum 
  of 
  Cambridge 
  University. 
  Eng- 
  

   land, 
  by 
  which 
  the 
  true 
  nature 
  of 
  the 
  fossil 
  was 
  first 
  shown. 
  

   Drawn 
  from 
  a 
  cast 
  in 
  which 
  The 
  details 
  of 
  calyx 
  and 
  arms 
  

   are 
  indistinct, 
  bul 
  the 
  composition 
  of 
  stem 
  and 
  cirri 
  is 
  

   evident. 
  

  

  11. 
  A 
  specimen 
  in 
  the 
  British 
  Museum, 
  showing 
  the 
  form, 
  pro- 
  

  

  portions 
  and 
  mutual 
  relations 
  of 
  stem, 
  cirri 
  and 
  crown. 
  By 
  

   permission 
  of 
  the 
  Keeper 
  of 
  Geology. 
  

  

  12. 
  A 
  specimen 
  in 
  the 
  author's 
  collection, 
  of 
  which 
  the 
  crown 
  is 
  

  

  detachable 
  for 
  inspection 
  al 
  all 
  sides, 
  showing 
  that 
  it 
  has 
  

  

  only 
  4 
  radii. 
  X 
  L'. 
  

   12*/. 
  Calyx 
  of 
  same 
  from 
  posterior 
  side, 
  with 
  anal 
  tube 
  resting 
  

  

  upon 
  the 
  left 
  shoulder 
  of 
  r. 
  post. 
  Rs. 
  X 
  

   12&. 
  Calyx 
  from 
  anterior 
  side. 
  X 
  d. 
  

   12c. 
  Diagram 
  of 
  calyx 
  and 
  arms. 
  

  

  Silurian, 
  Wenlockian 
  ; 
  Dudley, 
  England. 
  

  

  