﻿12 
  

  

  ACTINOPTERYGII. 
  

  

  33061. 
  Imperfect 
  specimen, 
  coiled 
  up 
  and 
  wanting 
  the 
  paired 
  fins. 
  

  

  Purchased, 
  1858. 
  

  

  P. 
  966. 
  Typical 
  specimen, 
  displaying 
  the 
  sclerotic 
  plates 
  and 
  remains 
  

   of 
  all 
  the 
  fins. 
  A 
  pair 
  of 
  plates, 
  not 
  readily 
  determinable, 
  

   in 
  front 
  of 
  the 
  pectoral 
  fins, 
  are 
  doubtfully 
  regarded 
  as 
  

   infraclavicular 
  in 
  Mem. 
  Geol. 
  Surv. 
  N. 
  S. 
  Wales, 
  Palaeont. 
  

   no. 
  4, 
  p. 
  22. 
  Egerton 
  Coll. 
  

  

  P. 
  966 
  a, 
  P. 
  3789 
  a. 
  Imperfect 
  specimen 
  in 
  counterpart, 
  exhibiting 
  

   the 
  paired 
  fins 
  and 
  the 
  oval 
  ring 
  of 
  scutes 
  between 
  the 
  

   pelvic 
  pair. 
  Egerton 
  fy 
  Ennishillen 
  Colls. 
  

  

  P. 
  3789. 
  Specimen 
  showing 
  the 
  great 
  elongation 
  of 
  the 
  snout 
  and 
  

   several 
  characters 
  of 
  the 
  trunk, 
  notably 
  the 
  elongation 
  of 
  

   the 
  dorsal 
  and 
  ventral 
  scutes 
  on 
  the 
  caudal 
  pedicle. 
  

  

  Ennishillen 
  Coll. 
  

  

  Belonorhynchus 
  gracilis, 
  A. 
  S. 
  Woodward. 
  

  

  1890. 
  Belonorhynchus 
  gracilis, 
  A. 
  S. 
  Woodward, 
  Mem. 
  Geol. 
  Surv. 
  

  

  N. 
  S. 
  Wales, 
  Palseont. 
  no. 
  4, 
  p. 
  27, 
  pi. 
  viii. 
  tig. 
  5, 
  pi. 
  ix. 
  figs. 
  3, 
  4, 
  

  

  pi. 
  x. 
  figs. 
  3, 
  4. 
  

   1892. 
  Saurichthys 
  gracilis, 
  0. 
  M. 
  Reis, 
  Geogn. 
  Jahresh. 
  1891, 
  p. 
  155. 
  

  

  Type. 
  Imperfect 
  fish 
  : 
  Geological 
  Survey 
  of 
  New 
  South 
  Wales, 
  

   Sydney. 
  

  

  A 
  species 
  of 
  moderate 
  size. 
  Head 
  with 
  opercular 
  apparatus 
  

   occupying 
  about 
  one 
  quarter 
  of 
  the 
  total 
  length 
  ; 
  facial 
  bones 
  

   marked 
  with 
  prominent 
  vertical 
  striations, 
  and 
  mandible 
  longitudi- 
  

   nally 
  striated. 
  Scutes 
  of 
  dorsal 
  and 
  ventral 
  series 
  narrowly 
  ovate, 
  

   much 
  longer 
  than 
  broad, 
  acuminate 
  behind, 
  and 
  apparently 
  tuber- 
  

   culated 
  ; 
  scutes 
  of 
  lateral 
  line 
  relatively 
  small. 
  

  

  Form. 
  Sf 
  Loc. 
  Lower 
  Hawkesbury-Wianamatta 
  Series 
  (Upper 
  

   Trias) 
  : 
  Gosford, 
  New 
  South 
  Wales. 
  

  

  P. 
  6273. 
  Portion 
  of 
  trunk, 
  with 
  dorsal 
  fin. 
  By 
  exchange, 
  1890. 
  

  

  Belonorhynchus 
  gigas, 
  A. 
  S. 
  Woodward. 
  

  

  1890. 
  Belonorhynchus 
  gigas, 
  A. 
  S. 
  Woodward, 
  Mem. 
  Geol. 
  Surv. 
  N. 
  S. 
  

  

  Wales, 
  Palaeont. 
  no. 
  4, 
  p. 
  23, 
  pi. 
  ix. 
  figs. 
  1, 
  2, 
  pi. 
  x. 
  figs. 
  1, 
  2. 
  

   1892. 
  Saurichthys 
  gigas, 
  O. 
  M. 
  Reis, 
  Geogn. 
  Jahresh. 
  1891, 
  p. 
  155. 
  

  

  Type. 
  Imperfect 
  fish 
  ; 
  Geological 
  Survey 
  of 
  New 
  South 
  Wales, 
  

   Sydney. 
  

  

  A 
  species 
  of 
  large 
  size, 
  attaining 
  a 
  length 
  of 
  not 
  less 
  than 
  0*5. 
  

   Head 
  with 
  opercular 
  apparatus 
  occupying 
  about 
  one-third 
  of 
  the 
  

   total 
  length 
  ; 
  facial 
  bones 
  marked 
  with 
  prominent 
  vertical 
  striations. 
  

  

  