﻿350 
  

  

  ACTINOPTERYGII. 
  

  

  P. 
  442 
  a. 
  Maxilla 
  described 
  and 
  figured 
  under 
  the 
  provisional 
  name 
  

   of 
  C. 
  tenuidens 
  by 
  the 
  present 
  writer, 
  Geol. 
  Mag. 
  [4] 
  

   vol. 
  ii. 
  (1895), 
  p. 
  15], 
  pi. 
  vii. 
  fig. 
  8; 
  Middle 
  Purbeck, 
  

   Swanage. 
  Purchased, 
  1882. 
  

  

  P. 
  6584. 
  More 
  imperfect 
  maxilla 
  ; 
  Swanage. 
  Purchased, 
  1891. 
  

  

  36175. 
  Right 
  dentary 
  provisionally 
  named 
  C. 
  tenuidens 
  ; 
  Swanage. 
  

  

  Purchased, 
  1861. 
  

  

  40656-57. 
  Two 
  right 
  dentaries 
  of 
  the 
  same 
  form, 
  the 
  second 
  

   described 
  and 
  figured 
  loc. 
  cit. 
  1895, 
  p. 
  151, 
  pi. 
  vii. 
  fig. 
  7 
  ; 
  

   Swanage. 
  Purchased, 
  1867. 
  

  

  P. 
  442. 
  Similar 
  left 
  dentary 
  ; 
  Swanage. 
  Purchased, 
  1 
  882. 
  

  

  P. 
  969. 
  Similar 
  right 
  dentary 
  ; 
  Swanage. 
  Egerton 
  Coll. 
  

  

  P. 
  6360. 
  Imperfect 
  abraded 
  head, 
  exhibiting 
  relatively 
  large 
  teeth 
  

   and 
  an 
  especially 
  large 
  gular 
  plate 
  ; 
  Wealden, 
  Hastings. 
  

  

  Beckles 
  Coll. 
  

  

  An 
  imperfect 
  head 
  and 
  pectoral 
  fins 
  of 
  Caturus 
  from 
  the 
  Kim- 
  

   meridge 
  Clay 
  of 
  Cap 
  de 
  la 
  Heve, 
  Havre, 
  have 
  also 
  been 
  described 
  

   under 
  the 
  name 
  of 
  Pachycormus 
  insignis, 
  by 
  H. 
  E. 
  Sauvage, 
  Bull. 
  

   Soc. 
  Geol. 
  Normacdie, 
  vol. 
  xiv. 
  (1892), 
  p. 
  29, 
  pi. 
  ii. 
  Another 
  im- 
  

   perfect 
  head, 
  apparently 
  of 
  Caturus, 
  from 
  the 
  Oxford 
  Clay 
  of 
  Yaches 
  

   Noires, 
  Normandy 
  (Prevost 
  Collection), 
  is 
  named 
  Pachycormus 
  macro- 
  

   pomus 
  by 
  Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  ii. 
  (1844) 
  p. 
  114. 
  

  

  A 
  well-preserved 
  trunk 
  of 
  Caturus 
  from 
  the 
  Lias 
  of 
  Walgau, 
  

   Bavarian 
  Alps, 
  is 
  described 
  under 
  the 
  name 
  of 
  Lepidotus 
  (Semio- 
  

   notus) 
  macropterus 
  by 
  K. 
  E. 
  Schafhautl, 
  Geogn. 
  Untersuch. 
  sudbay. 
  

   Alpengeb. 
  (1851), 
  p. 
  98, 
  pi. 
  xx. 
  fig. 
  27. 
  A 
  specifically 
  indeterminable 
  

   jaw 
  from 
  the 
  Lithographic 
  Stone 
  of 
  Bavaria 
  is 
  named 
  Caturus 
  

   branchiostegus 
  by 
  Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  ii. 
  (1844) 
  p. 
  118. 
  

  

  Nothing 
  appears 
  to 
  be 
  known 
  of 
  the 
  so-called 
  Caturus 
  ovatus 
  

   (Miinster, 
  Neues 
  Jahrb. 
  1839, 
  p. 
  679) 
  and 
  C. 
  hrevicostatus 
  (Miinster, 
  

   ibid. 
  1842, 
  p. 
  44) 
  from 
  Kelheim. 
  

  

  The 
  portion 
  of 
  dentary 
  from 
  the 
  Chalk 
  of 
  Lewes 
  named 
  Caturus 
  

   similis 
  (L. 
  Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  ii. 
  1844, 
  p. 
  118, 
  pi. 
  lxvi. 
  a. 
  

   fig. 
  9) 
  does 
  not 
  belong 
  to 
  this 
  genus, 
  but 
  probably 
  to 
  a 
  Teleostean 
  

   fish. 
  The 
  original 
  specimen 
  is 
  numbered 
  4842 
  and 
  was 
  obtained 
  

   from 
  the 
  Mantell 
  Coll. 
  

  

  Nothing 
  is 
  known 
  of 
  the 
  so-called 
  Amblysemius 
  gracilis 
  (L. 
  

   Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  ii. 
  1844, 
  p. 
  165) 
  from 
  the 
  Oolite 
  

   of 
  Northampton, 
  said 
  to 
  be 
  closely 
  related 
  to 
  Caturvs 
  (loc. 
  cit. 
  

   p. 
  119). 
  Another 
  species, 
  A. 
  bellovacinus 
  or 
  bellicianus 
  (Y. 
  Thiol- 
  

  

  