﻿86 
  KEY. 
  W. 
  DOAVNES 
  ON 
  THE 
  BLACKDOWN 
  BEDS. 
  

  

  ECHINODERMATA. 
  

  

  I 
  am 
  much 
  indebted 
  to 
  Mr. 
  Percy 
  Sladen 
  for 
  criticisms 
  on 
  my 
  former 
  list 
  

   under 
  this 
  head, 
  and 
  for 
  his 
  determination 
  of 
  some 
  specimens 
  of 
  Aste- 
  

   roidea 
  kindly 
  lent 
  for 
  the 
  purpose 
  by 
  Mr. 
  Bidgood, 
  the 
  Curator 
  of 
  the 
  

   Taunton 
  Museum 
  ; 
  also 
  to 
  Prof. 
  Duncan 
  for 
  his 
  determination 
  of 
  an 
  

   Echinus. 
  

  

  Comatula. 
  J. 
  

  

  Antedon 
  incurva 
  {Carpenter). 
  Q. 
  J. 
  G. 
  S. 
  vol. 
  xxxvi. 
  (Nov. 
  1880) 
  p. 
  552, 
  pi. 
  23. 
  

  

  fig.l. 
  

  

  Stellaster 
  Comptoni 
  (Forbes) 
  [Goniaster]. 
  J, 
  T. 
  

  

  elegans 
  (Gray) 
  [Goniaster]. 
  J, 
  Tt. 
  

  

  Salenia, 
  new 
  sp. 
  J. 
  

  

  Echinobrissus 
  Morrisii 
  (Forbes). 
  J. 
  

  

  Cardiaster 
  Perizii 
  (Sism.) 
  [bisulcatus, 
  Gras]. 
  J. 
  

  

  Enallaster 
  Greenovii 
  (Forbes) 
  [Hemipneustes]. 
  J. 
  D'Orb. 
  Pal. 
  Eranc. 
  Terr. 
  

  

  Cret. 
  t. 
  vi. 
  p. 
  183, 
  pi. 
  849 
  ; 
  Wright, 
  Pal. 
  Soc. 
  Monog. 
  Cret. 
  Echin. 
  p. 
  290, 
  

  

  pi. 
  64. 
  figs. 
  2, 
  3. 
  

   Echinospatangus 
  Murchisonianus 
  (Mant.). 
  Hera 
  i 
  aster 
  Murchisonise 
  (Forbes). 
  

  

  J, 
  W, 
  D. 
  Pal. 
  Soc. 
  Monog. 
  Cret. 
  Echin. 
  p. 
  281, 
  pi. 
  60. 
  fig. 
  1, 
  pi. 
  64. 
  fig. 
  1. 
  

   Hemipneustes. 
  CE. 
  

   Echinoconus. 
  CE. 
  

   Pygurus 
  lampas 
  (Be 
  la 
  Beche). 
  E. 
  

   ? 
  Glenotremites, 
  plates 
  of. 
  V. 
  

  

  In 
  addition 
  to 
  the 
  above, 
  there 
  is 
  in 
  the 
  Taunton 
  Museum, 
  among 
  the 
  fine 
  

   collection 
  lately 
  presented 
  to 
  it 
  by 
  Captain 
  Fox, 
  a 
  Starfish 
  impression, 
  which 
  

   was 
  sent 
  with 
  the 
  rest 
  to 
  Mr. 
  P. 
  Sladen, 
  but 
  concerning 
  which 
  the 
  latter 
  was 
  

   not 
  able 
  to 
  say 
  any 
  thing 
  positively 
  at 
  the 
  time. 
  

  

  Annelida. 
  

  

  Serpula 
  filiformis 
  (Son>.). 
  Common. 
  Bed 
  10 
  and 
  others. 
  

  

  antiquata 
  (Sow.). 
  B. 
  

  

  plexus 
  (Sow.). 
  J, 
  B. 
  

  

  vermes, 
  Sow. 
  B. 
  

  

  tuba 
  (Sow.). 
  B. 
  

  

  ■ 
  carinella, 
  Sow. 
  B. 
  

  

  *Vermicularia 
  concava 
  (Sow.). 
  Common. 
  

  

  radiata 
  (Sow.). 
  B, 
  E. 
  

  

  umbonata 
  (Sow.). 
  B. 
  

  

  Vermilia 
  ampullacea 
  (Sovj.). 
  J, 
  B. 
  

  

  Crustacea. 
  

   Pollicipes 
  laevis, 
  Sow. 
  V, 
  CE, 
  M. 
  

  

  Polyzoa. 
  

   Heteropora 
  dichotoma 
  (Blainv.)? 
  B. 
  

  

  cryptopora 
  (Gold/.). 
  B. 
  

  

  Ceriopora 
  gracilis 
  (Gold/.). 
  B. 
  

   *Radiopora 
  bulbosa 
  (d' 
  Orb.). 
  D. 
  

  

  Brachiopoda. 
  

  

  Rhynchonella 
  depressa 
  (Bav.). 
  W, 
  CE. 
  

  

  * 
  latissima 
  (Sow.). 
  B. 
  

  

  ? 
  species. 
  Woodwardian 
  Museum. 
  

  

  Crania. 
  M. 
  

  

  t 
  Mr. 
  S. 
  Sharp 
  has 
  recorded 
  the 
  remarkable 
  fact 
  that 
  the 
  genus 
  Stellaster 
  is 
  

   unknown 
  in 
  all 
  the 
  series 
  intermediate 
  between 
  the 
  Inferior 
  Oolite 
  of 
  North- 
  

   ampton 
  and 
  the 
  Blackdown 
  beds. 
  

  

  