﻿242 
  ACTINOPTEETGII. 
  

  

  P. 
  6168. 
  Two 
  fine 
  right 
  splenials 
  figured 
  by 
  Damon, 
  op. 
  cit. 
  pi. 
  xi. 
  

   figs. 
  1, 
  7, 
  and 
  also 
  a 
  left 
  splenial 
  ; 
  Weymouth. 
  

  

  Damon 
  Coll. 
  

  

  P. 
  6164. 
  Imperfect 
  right 
  splenial, 
  figured 
  ibid. 
  pi. 
  xvii. 
  fig. 
  9 
  ; 
  said 
  

   to 
  have 
  been 
  obtained 
  from 
  the 
  Coral 
  Rag, 
  near 
  Sandsfoot, 
  

   Weymouth, 
  but 
  probably 
  from 
  the 
  Kimmeridge 
  Clay. 
  

  

  Damon 
  Coll. 
  

  

  43559. 
  Small 
  elongated 
  left 
  splenial 
  ; 
  Weymouth. 
  

  

  Purchased, 
  1872. 
  

  

  40638-39, 
  41176. 
  44087. 
  Four 
  small 
  right 
  splenials 
  ; 
  Weymouth. 
  

  

  Purchased, 
  1867-68, 
  1873. 
  

  

  P. 
  1614. 
  Small 
  right 
  and 
  left 
  splenials, 
  the 
  latter 
  exhibiting 
  an 
  

   irregular 
  supplementary 
  row 
  of 
  small 
  teeth 
  within 
  the 
  

   innermost 
  series 
  ; 
  Weymouth. 
  Egerton 
  Coll. 
  

  

  P. 
  3786,~a. 
  Small 
  right 
  and 
  left 
  splenials, 
  and 
  a 
  very 
  diminutive 
  

   specimen 
  of 
  the 
  left 
  side 
  ; 
  Weymouth. 
  EnnisJcillen 
  Coll. 
  

  

  P. 
  346. 
  Very 
  small 
  left 
  splenial, 
  with 
  supplementary 
  inner 
  teeth 
  ; 
  

   Weymouth. 
  Purchased, 
  1881. 
  

  

  P. 
  6151 
  a. 
  Pair 
  of 
  very 
  small 
  splenials 
  ; 
  Weymouth. 
  Damon 
  Coll. 
  

  

  P. 
  3786 
  b. 
  Abnormal 
  right 
  splenial, 
  doubtfully 
  of 
  this 
  species, 
  with 
  

   relatively 
  small 
  principal 
  teeth 
  and 
  two 
  large 
  inner 
  series; 
  

   Weymouth. 
  EnnisJcillen 
  Coll. 
  

  

  The 
  following 
  specimens 
  do 
  not 
  differ 
  much 
  from 
  the 
  dentition 
  of 
  

   Gyrodus 
  cuvieri 
  : 
  — 
  

  

  40468, 
  40471-72. 
  Portion 
  of 
  a 
  large 
  vomer, 
  and 
  a 
  large 
  and 
  

   small 
  splenial, 
  much 
  abraded 
  ; 
  Neocomian 
  (derived 
  

   fossils), 
  Potton, 
  Bedfordshire. 
  Purchased, 
  1867. 
  

  

  40467. 
  Two 
  anterior 
  prehensile 
  teeth 
  ; 
  Potton. 
  Purchased, 
  1867 
  . 
  

  

  Gyrodus 
  minor, 
  Agassiz. 
  

  

  1829. 
  " 
  Jaw-bone 
  and 
  teeth 
  of 
  a 
  Reptile/' 
  J. 
  Phillips, 
  Geol. 
  Yorkshire, 
  

  

  p. 
  124, 
  pi. 
  ii. 
  fig. 
  55. 
  

   1833-44. 
  Gyrodus 
  minor, 
  L. 
  Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  i. 
  p. 
  16, 
  

  

  pt. 
  ii. 
  p. 
  234, 
  pi. 
  lxix. 
  a. 
  fig. 
  14. 
  

   (?) 
  1844. 
  Pycnodus 
  minor, 
  L. 
  Agassiz, 
  ibid. 
  pt. 
  ii. 
  p. 
  200 
  (name 
  only). 
  

  

  Type. 
  Imperfect 
  splenial 
  dentition. 
  

  

  A 
  species 
  known 
  only 
  by 
  the 
  splenial 
  dentition, 
  which 
  closely 
  

   resembles 
  that 
  of 
  G. 
  cuvieri, 
  but 
  appears 
  to 
  have 
  the 
  teeth 
  more 
  

  

  