﻿BELONOEHrNCHID^. 
  13 
  

  

  Scutes 
  of 
  dorsal 
  and 
  ventral 
  series 
  about 
  twice 
  as 
  broad 
  as 
  long, 
  

   obtusely 
  pointed 
  behind, 
  and 
  ornamented 
  with 
  prominent 
  tubercu- 
  

   lations 
  ; 
  scutes 
  of 
  lateral 
  line 
  comparatively 
  small 
  ; 
  all 
  the 
  scutes 
  

   much 
  enlarged 
  on 
  the 
  short 
  and 
  narrow 
  caudal 
  pedicle. 
  

  

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

   Trias) 
  : 
  Gosford, 
  New 
  South 
  Wales. 
  

  

  P. 
  6272. 
  Two 
  fragments 
  of 
  trunk. 
  By 
  exchange, 
  1890. 
  

  

  Belonorhynchus 
  macrocephalus, 
  Deeeke. 
  

  

  (?) 
  1857. 
  Lchthyorhynchus 
  curioni, 
  C. 
  Bellotti, 
  in 
  A. 
  Stoppani, 
  Studii 
  

  

  Geol. 
  e 
  Paleont. 
  Lombardia, 
  p. 
  436. 
  

   (?) 
  1886. 
  Belonorhynchus 
  cfr. 
  rubustus, 
  F. 
  Bassani 
  (ex 
  Bellotti, 
  MS.), 
  

  

  Atti 
  Soc. 
  Ital. 
  Sci. 
  Nat. 
  vol. 
  xxix. 
  p. 
  33. 
  [Portions 
  of 
  head 
  and 
  

  

  trunk 
  ; 
  Milan 
  Museum.] 
  

   1889. 
  Belonorhynchus 
  macrocephalus, 
  "W. 
  Deeeke, 
  Palaeontogr. 
  vol. 
  

  

  xxxv. 
  p. 
  127, 
  pi. 
  vii. 
  tigs. 
  1, 
  2. 
  

   1892. 
  Belonorhynchus 
  macrocephalus, 
  F. 
  Bassani, 
  Mem. 
  Soc. 
  Ital. 
  Sci. 
  

  

  [3] 
  vol. 
  ix. 
  no. 
  3, 
  p. 
  6. 
  

   1892. 
  Saurichthys 
  macrocephalus, 
  0. 
  M. 
  Reis, 
  Geogn. 
  Jahresh. 
  1891, 
  

  

  p. 
  151, 
  fig. 
  9. 
  

  

  Type. 
  Imperfect 
  fish. 
  

  

  A 
  species 
  of 
  large 
  size, 
  attaining 
  a 
  length 
  of 
  not 
  less 
  than 
  0*45. 
  

   Head 
  with 
  opercular 
  apparatus 
  occupying 
  about 
  one-third 
  of 
  the 
  

   total 
  length 
  ; 
  cranial 
  roof 
  tuberculated, 
  and 
  facial 
  bones 
  marked 
  

   with 
  prominent 
  vertical 
  striations; 
  operculum 
  deeper 
  than 
  broad. 
  

   Scutes 
  of 
  dorsal 
  and 
  ventral 
  series 
  elongated, 
  triangular, 
  not 
  much 
  

   enlarged 
  on 
  the 
  caudal 
  pedicle 
  ; 
  scutes 
  of 
  lateral 
  line 
  smaller, 
  

   rhombic 
  in 
  form. 
  

  

  Form. 
  Sf 
  Loc. 
  Keuper 
  : 
  Lombardy. 
  

  

  Not 
  represented 
  in 
  the 
  Collection. 
  

  

  Belonorhynchus 
  tenuirostris 
  (Miinster). 
  

  

  1710. 
  Figures 
  by 
  Buttner, 
  Rudera 
  diluvii 
  testes, 
  pi. 
  xvi. 
  fig. 
  9, 
  

   pi. 
  xxiii. 
  fig. 
  3, 
  pi. 
  xxiv. 
  b. 
  fig. 
  1. 
  

  

  1839. 
  Saurichthys 
  tenuirostris, 
  G. 
  von 
  Miinster, 
  Beitr. 
  Petrefakt. 
  pt. 
  i. 
  

   p. 
  118, 
  pi. 
  xiv. 
  fig. 
  3. 
  

  

  1840. 
  Saurorhynchus 
  tenuirostris, 
  F. 
  Braun, 
  Verzeichn. 
  Bayreuth 
  

   befindl. 
  Petrefact. 
  p. 
  73. 
  

  

  1846. 
  Saurorhynchus 
  tenuirostris, 
  E. 
  E. 
  Schmid, 
  in 
  Schmid 
  & 
  Schleiden, 
  

   Geogn. 
  Yerhalt. 
  Saalthals, 
  p. 
  37, 
  pi. 
  iii. 
  figs. 
  4, 
  5. 
  

  

  1849. 
  Saurichthys 
  tenuirostris, 
  H. 
  von 
  Meyer, 
  Palaeontogr. 
  vol. 
  i. 
  p. 
  201, 
  

   pi. 
  xxxi. 
  figs. 
  29-32. 
  

  

  1861. 
  Saurichthys 
  tenuirostris, 
  E. 
  E. 
  Schmid, 
  Nova 
  Acta 
  Acad. 
  Cass. 
  

   Leop.-Car. 
  vol. 
  xxix. 
  no. 
  9, 
  p. 
  24. 
  

  

  