﻿THE 
  " 
  WEtSSER 
  JURA 
  ' 
  OP 
  BAVARIA. 
  169 
  

  

  Gupressocrinus 
  crassus 
  (G. 
  tetragonus), 
  A. 
  Goldfuss. 
  t( 
  Beitrage 
  

   zur 
  Petrefactenkunde. 
  A. 
  Ueberfossile 
  Crinoiden." 
  Nova 
  Acta 
  Ac. 
  

   Cass. 
  Leop.-Car. 
  xix. 
  pt. 
  i. 
  pp. 
  329-352. 
  Breslau 
  u. 
  Bonn, 
  1839. 
  

   See 
  p. 
  332, 
  and 
  pi. 
  xxx. 
  f. 
  3, 
  3 
  a. 
  " 
  Das 
  Becken 
  hat 
  5 
  Glieder, 
  von 
  

   welchem 
  jedoch 
  das 
  fiinfte 
  als 
  ein 
  eingeschobenes 
  Zwischenglied 
  

   erscheint, 
  da 
  nnr 
  vier 
  Bippen 
  und 
  vier 
  Sohulterglieder, 
  so 
  wie 
  vier 
  

   Arme 
  folgen." 
  This 
  is 
  referred 
  by 
  Schultze 
  and 
  Wachsmuth 
  and 
  

   Springer 
  to 
  G. 
  crassus. 
  

  

  * 
  Antedon 
  rosacea, 
  Linck, 
  sp. 
  P. 
  H. 
  Carpenter, 
  ' 
  Challenger 
  ' 
  

   Report, 
  Zoology, 
  vol. 
  xxvi. 
  part 
  lx. 
  . 
  . 
  . 
  The 
  Comatulse. 
  London, 
  

   1888 
  : 
  p. 
  27. 
  " 
  A 
  tetraradiate 
  specimen." 
  Coll. 
  P. 
  H. 
  C. 
  

  

  * 
  Antedon, 
  sp. 
  P. 
  H. 
  Carpenter, 
  op. 
  cit. 
  p. 
  27, 
  " 
  A 
  tetraradiate 
  

   specimen 
  . 
  . 
  . 
  . 
  of 
  a 
  Japanese 
  Antedon 
  in 
  Dr. 
  Doderlein's 
  collection." 
  

  

  Antedon, 
  sp. 
  P. 
  H. 
  Carpenter, 
  op. 
  cit. 
  pp. 
  27-28. 
  " 
  The 
  only 
  

   other 
  six-rayed 
  Comatula 
  that 
  I 
  know 
  is 
  a 
  small 
  and 
  dry 
  Antedon 
  in 
  

   the 
  British 
  Museum. 
  But 
  the 
  disc 
  is 
  sufficiently 
  well 
  preserved 
  to 
  

   show 
  that 
  the 
  additional 
  ray 
  is 
  inserted 
  between 
  the 
  two 
  of 
  the 
  

   right 
  side 
  (D 
  and 
  E)." 
  

  

  * 
  Actinometra 
  paucicirra, 
  Bell. 
  P. 
  H. 
  Carpenter, 
  op. 
  cit. 
  p. 
  27. 
  

   A 
  quadriradiate 
  specimen 
  from 
  Cape 
  York. 
  

  

  Actinometra 
  pulchella, 
  Pourt., 
  sp. 
  P. 
  H. 
  Carpenter, 
  op. 
  cit. 
  p. 
  27, 
  

   A 
  six 
  -rayed 
  form 
  ; 
  disc 
  concealed, 
  so 
  that 
  symmetry 
  of 
  ambulacra 
  

   cannot 
  be 
  made 
  out 
  ; 
  perhaps 
  really 
  pentamerous, 
  but 
  one 
  radial, 
  

   bearing 
  2 
  small 
  rays 
  ; 
  cf. 
  Allagecrinus 
  (vide 
  ante, 
  p. 
  164). 
  

  

  For 
  other 
  remarks 
  on 
  this 
  subject 
  see 
  : 
  — 
  

  

  G. 
  G. 
  Pusch.— 
  'Polens 
  Palaontologie,' 
  &c, 
  Stuttgart, 
  1837. 
  " 
  Ein 
  

   proplematischer 
  Entrochites 
  tetradactylus," 
  on 
  pp. 
  8, 
  9, 
  and 
  Taf. 
  ii. 
  

   fig. 
  8, 
  a, 
  b, 
  c, 
  d, 
  e. 
  These 
  are 
  various 
  4-sided 
  stem-joints, 
  with 
  

   tetragonal 
  central 
  canal. 
  

  

  Johannes 
  Walther. 
  — 
  " 
  Untersuchungen 
  iiber 
  den 
  Bau 
  der 
  Cri- 
  

   noiden, 
  mit 
  besonderer 
  Beriicksichtigung 
  der 
  Forme 
  n 
  aus 
  dem 
  Sol- 
  

   enhofener 
  Schiefer 
  und 
  dem 
  Kelheimer 
  Diceras-kalk." 
  Paleeonto- 
  

   graphica, 
  xxxii. 
  pp. 
  155-200, 
  pi. 
  xxiii-xxvi. 
  Stuttgart, 
  1886. 
  

   Phylogeny 
  on 
  p. 
  198. 
  His 
  remarks 
  on 
  embryology 
  are 
  quite 
  incon- 
  

   sistent 
  with 
  our 
  fuller 
  knowledge. 
  

  

  H. 
  von 
  Meyer. 
  — 
  " 
  Abweichungen 
  von 
  der 
  Piinfzahl 
  bei 
  Echiniden 
  

   nachgewiesen 
  durch 
  einen 
  vierzahligen 
  Cidariten 
  und 
  durch 
  einen 
  

   sechszahligen 
  Galeriten." 
  Nova 
  Acta 
  Acad. 
  Cses. 
  Leop.-Car. 
  

   xviii. 
  pt. 
  i. 
  pp. 
  287-296, 
  pi. 
  xiii. 
  f. 
  1-7. 
  Breslau 
  and 
  Bonn, 
  1836. 
  

   The 
  specimens 
  are 
  Cidaris 
  coronata, 
  Goldf., 
  and 
  Galerites 
  alboga- 
  

   lerus, 
  Leske, 
  sp. 
  

  

  Further 
  reference 
  may 
  be 
  made 
  to 
  the 
  papers 
  by 
  Beyrich, 
  Haacke, 
  

   and 
  "Wachsmuth 
  and 
  Springer 
  already 
  quoted 
  (ante, 
  pp. 
  164 
  & 
  166), 
  

   and 
  to 
  the 
  two 
  ' 
  Challenger 
  ' 
  Reports 
  of 
  Carpenter, 
  " 
  The 
  Stalked 
  

   Crinoids," 
  pp. 
  36-38, 
  and 
  " 
  The 
  Comatulidas," 
  pp. 
  27-28. 
  In 
  the 
  

  

  * 
  "In 
  all 
  these 
  individuals 
  the 
  anterior 
  ray 
  (A) 
  is 
  missing, 
  so 
  that 
  the 
  mouth, 
  

   instead 
  of 
  being 
  radial 
  in 
  position, 
  is 
  placed 
  interraclially 
  between 
  the 
  rays 
  E 
  

   and 
  B."— 
  P. 
  H. 
  C. 
  he. 
  cit. 
  

  

  Q. 
  J. 
  G. 
  S. 
  No. 
  177. 
  n 
  

  

  