﻿SEMIOSTOTIDiE. 
  117 
  

  

  one 
  right 
  mandibular 
  ramus, 
  and 
  a 
  fragment 
  ; 
  Hastings. 
  

   The 
  arrangement 
  of 
  the 
  teeth 
  of 
  the 
  vomer 
  and 
  one 
  

   splenial 
  is 
  shown 
  in 
  fig. 
  24. 
  BecTdes 
  Coll, 
  

  

  P. 
  1126. 
  Fragments 
  of 
  dentition; 
  Sussex 
  (?). 
  Egerton 
  Coll. 
  

  

  2327, 
  2841, 
  2844, 
  28412 
  a. 
  Fragments 
  of 
  dentition 
  ; 
  Sussex. 
  

  

  Mantell 
  Coll. 
  

  

  P. 
  4917. 
  Eight 
  pterygo-palatine 
  and 
  two 
  fragments 
  ; 
  Hastings. 
  

  

  Dawson 
  Coll. 
  

  

  P. 
  4995. 
  Eight 
  dentary 
  showing 
  three 
  marginal 
  teeth 
  ; 
  Hastings. 
  

  

  Presented 
  by 
  J. 
  E. 
  Lee, 
  Esq., 
  1885. 
  

  

  2524. 
  Eight 
  clavicle, 
  inner 
  aspect 
  ; 
  Tilgate 
  Forest. 
  Mantell 
  Coll. 
  

  

  P. 
  6362. 
  Fragmentary 
  trunk, 
  with 
  hinder 
  extremity 
  of 
  head; 
  

   Hastings. 
  BecMes 
  Coll. 
  

  

  23624. 
  Crushed 
  remains 
  of 
  head 
  and 
  anterior 
  portion 
  of 
  trunk; 
  

   Perch 
  Hill, 
  Brightling, 
  Sussex. 
  The 
  imperfect 
  meta- 
  

   pterygoid 
  and 
  quadrate 
  are 
  shown 
  in 
  position 
  on 
  the 
  left 
  

   side, 
  and 
  the 
  greater 
  part 
  of 
  the 
  hyomandibular 
  is 
  pre- 
  

   served 
  on 
  the 
  right. 
  The 
  left 
  epihyal, 
  ceratohyal, 
  and 
  

   hypohyal 
  are 
  displaced 
  and 
  well 
  shown 
  in 
  series 
  ; 
  and 
  the 
  

   uppermost, 
  broad 
  branchiostegal 
  ray 
  occurs 
  immediately 
  

   behind. 
  The 
  clavicles 
  and 
  some 
  of 
  the 
  postclavicular 
  

   scales 
  are 
  exposed 
  ; 
  and 
  at 
  the 
  base 
  of 
  the 
  pectoral 
  fin 
  on 
  

   the 
  right 
  side 
  there 
  are 
  five 
  elongated 
  basal 
  bones. 
  

  

  Presented 
  by 
  Rev. 
  Joseph 
  Gould, 
  1849. 
  

  

  P. 
  6347. 
  Anterior 
  portion 
  of 
  trunk 
  ; 
  Hastings. 
  BecMes 
  Coll. 
  

  

  2676. 
  Hinder 
  portion 
  of 
  trunk, 
  apparently 
  noticed 
  by 
  Agassiz, 
  torn, 
  

   cit. 
  p. 
  263 
  ; 
  Tilgate 
  Forest. 
  Mantell 
  Coll. 
  

  

  P. 
  6348 
  C. 
  Fragment 
  of 
  trunk 
  showing 
  well-ossified 
  ring-vertebrse, 
  

   with 
  neural 
  and 
  haemal 
  arches 
  of 
  the 
  abdominal 
  region 
  ; 
  

   Hastings. 
  The 
  neural 
  spine 
  is 
  not 
  fused 
  with 
  the 
  pedicles 
  

   of 
  the 
  arch, 
  and 
  each 
  ring 
  as 
  preserved 
  seems 
  to 
  consist 
  of 
  

   four 
  pieces. 
  BecMes 
  Coll. 
  

  

  P. 
  469. 
  Portion 
  of 
  squamation 
  figured 
  by 
  Agassiz, 
  torn. 
  cit. 
  pi. 
  xxx. 
  c. 
  

   fig. 
  4 
  ; 
  Tilgate 
  Forest. 
  Egerton 
  Coll. 
  

  

  36592. 
  Portion 
  of 
  squamation 
  ; 
  Sussex. 
  Dixon 
  Coll, 
  

  

  40319. 
  Portion 
  of 
  squamation, 
  finely 
  serrated 
  ; 
  Tunbridge 
  Wells. 
  

  

  Purchased, 
  1867. 
  

  

  