﻿58 
  ACTINOPTEEYGII. 
  

  

  Semionotus 
  capensis, 
  A. 
  S. 
  Woodward. 
  

  

  1888. 
  Semionotus 
  capensis, 
  A. 
  S. 
  Woodward, 
  Quart. 
  Journ. 
  Geol. 
  Soc. 
  

   vol. 
  xliv. 
  p. 
  138, 
  pi. 
  vi. 
  figs. 
  1-5. 
  

  

  Type. 
  Nearly 
  complete 
  fishes 
  ; 
  British 
  Museum. 
  

  

  A 
  species 
  attaining 
  a 
  length 
  of 
  about 
  04 
  8. 
  Trunk 
  regularly- 
  

   fusiform, 
  with 
  comparatively 
  slender 
  caudal 
  pedicle. 
  Length 
  of 
  

   head 
  with 
  opercular 
  apparatus 
  about 
  equal 
  to 
  the 
  maximum 
  depth 
  

   of 
  the 
  trunk, 
  and 
  contained 
  four 
  times 
  in 
  the 
  total 
  length 
  of 
  the 
  fish 
  j 
  

   external 
  bones 
  smooth. 
  Pelvic 
  fins 
  arising 
  nearly 
  midway 
  between 
  

   the 
  pectorals 
  and 
  the 
  anal 
  ; 
  dorsal 
  fin 
  arising 
  about 
  the 
  middle 
  of 
  

   the 
  back, 
  behind 
  the 
  origin 
  of 
  the 
  pelvic 
  pair, 
  and 
  comprising 
  12 
  

   rays 
  ; 
  anal 
  fin 
  arising 
  opposite 
  the 
  hinder 
  extremity 
  of 
  the 
  dorsal, 
  

   with 
  about 
  8 
  rays, 
  the 
  longest 
  when 
  adpressed 
  reaching 
  to 
  the 
  

   base 
  of 
  the 
  caudal. 
  Scales 
  smooth, 
  none 
  serrated, 
  and 
  those 
  of 
  the 
  

   flank 
  scarcely 
  deeper 
  than 
  broad. 
  

  

  Form, 
  fy 
  Log. 
  Upper 
  Karoo 
  Formation 
  (Stormberg 
  Beds) 
  : 
  Ficks- 
  

   burg, 
  Orange 
  Free 
  State, 
  South 
  Africa. 
  

  

  P. 
  4089. 
  The 
  type 
  specimen, 
  being 
  a 
  slab 
  partly 
  in 
  counterpart, 
  

   with 
  remains 
  of 
  four 
  fishes. 
  

  

  Presented 
  by 
  the 
  Orange 
  Free 
  State 
  National 
  Museum, 
  

   through 
  Hugh 
  Exton, 
  Esq., 
  M.D., 
  1883. 
  

  

  P. 
  6861. 
  Slab 
  with 
  remains 
  of 
  six 
  fishes, 
  partly 
  in 
  counterpart. 
  

   Impressions 
  of 
  the 
  styliform 
  teeth 
  are 
  well 
  shown 
  in 
  

   one 
  specimen. 
  Presented 
  by 
  H. 
  Savory, 
  Esq., 
  1893. 
  

  

  P. 
  6943. 
  Three 
  specimens, 
  one 
  head 
  displaying 
  the 
  styliform 
  teeth 
  

   in 
  the 
  premaxilla 
  and 
  some 
  of 
  the 
  circumorbital 
  bones 
  in 
  

   impression. 
  Presented 
  by 
  David 
  Draper, 
  Esq., 
  1893. 
  

  

  Semionotus 
  fultus 
  (Agassiz). 
  

   1833-36. 
  Palceoniscus 
  fultus, 
  L. 
  Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  i. 
  

  

  pp. 
  4, 
  43, 
  pi. 
  viii. 
  figs. 
  4, 
  5. 
  

   1841. 
  Palceoniscus 
  fultus, 
  W. 
  C. 
  Kedfield, 
  Amer. 
  Journ. 
  Sci. 
  vol. 
  xli. 
  

  

  p. 
  25. 
  

   1841. 
  Palceoniscus 
  macropterus, 
  W. 
  C. 
  Redfield, 
  ibid. 
  p. 
  25. 
  

   1847. 
  Ischypterus 
  fultus, 
  Sir 
  P. 
  Egerton, 
  Quart. 
  Journ. 
  Geol. 
  Soc. 
  

  

  vol. 
  iii. 
  p. 
  277. 
  

   1850. 
  Ischypterus 
  fultus, 
  Sir 
  P. 
  Egerton, 
  ibid. 
  vol. 
  vi. 
  pp. 
  8, 
  10. 
  

   1877. 
  Ischypterus 
  fultus, 
  E. 
  EL. 
  Traquair, 
  ibid. 
  vol. 
  xxxiii. 
  p. 
  559. 
  

   1888. 
  Ischypterus 
  fultus, 
  J. 
  S. 
  Newberry, 
  Foss. 
  Fishes 
  Trias. 
  N.Jersey 
  

  

  and 
  Connecticut 
  (Mon. 
  U.S. 
  Geol. 
  Surv. 
  no. 
  xiv.), 
  p. 
  34, 
  pi. 
  vi. 
  

  

  fig. 
  2, 
  pi. 
  vii. 
  fig. 
  1. 
  

   1888. 
  Ischypterus 
  macropterus, 
  J. 
  S. 
  Newberry, 
  ibid. 
  p. 
  41, 
  pi. 
  xii. 
  

  

  fiff.l. 
  

  

  