﻿Clarke, 
  — 
  On 
  some 
  new 
  Fishes, 
  291 
  

  

  Art, 
  XXV. 
  — 
  On 
  some 
  new 
  Fishes. 
  By 
  P. 
  E. 
  Clarke. 
  

  

  Plates 
  XIV. 
  and 
  XV. 
  

  

  \Read 
  before 
  the 
  Westland 
  Institute, 
  IQth 
  July, 
  1878,] 
  

  

  Trypterigiuni 
  dorsalis. 
  PI. 
  XV. 
  

  

  B.6, 
  D.4-19-12, 
  P. 
  8 
  branched, 
  7 
  simple, 
  V.2, 
  A.25, 
  C.13. 
  

  

  Head 
  is 
  to 
  total 
  length 
  as 
  4 
  is 
  to 
  19. 
  

  

  Total 
  length, 
  5-1 
  inches; 
  length 
  of 
  caudal 
  fin, 
  '65 
  inch; 
  length 
  of 
  head, 
  I'l 
  inch. 
  

  

  Length 
  of 
  1st 
  portion 
  dorsal, 
  '6 
  inch 
  — 
  extreme 
  height, 
  3rd 
  ray, 
  -35 
  inch 
  

  

  „ 
  12th 
  „ 
  -6 
  „ 
  

   „ 
  4th 
  „ 
  -63 
  „ 
  

   „ 
  22nd 
  „ 
  -48 
  „ 
  

  

  „ 
  2nd 
  „ 
  

  

  

  )> 
  

  

  1-9 
  

  

  3rd 
  „ 
  

  

  

  )» 
  

  

  •9 
  

  

  „ 
  anal 
  ,, 
  

  

  

  S! 
  

  

  1'9 
  

  

  „ 
  pectoral, 
  

  

  9th 
  

  

  ray 
  

  

  1-lS 
  

  

  ,, 
  ventrals, 
  

  

  1st 
  

  

  ray 
  

  

  •55 
  

  

  Longest 
  diameter 
  orbit 
  

  

  of 
  eye 
  '3 
  

  

  Shortest 
  do. 
  

  

  

  

  •17 
  

  

  Distance 
  from 
  commencement 
  ventrals 
  to 
  do. 
  anal, 
  1-2 
  in. 
  

  

  Termination 
  of 
  bases 
  3rd 
  portion 
  of 
  dorsal 
  and 
  anal 
  fins 
  in 
  same 
  vertical, 
  

   and 
  0*4 
  in. 
  from 
  commencement 
  of 
  caudal 
  fin 
  ; 
  commencement 
  of 
  1st 
  

   portion 
  of 
  dorsal 
  fin 
  slightly 
  behind 
  vertical 
  from 
  posterior 
  margin 
  of 
  pre= 
  

   operculum, 
  at 
  terminal 
  portion 
  fin-membrane 
  connected 
  half-way 
  up 
  1st 
  

   ray 
  of 
  2nd 
  dorsal 
  ; 
  fin-membrane 
  at 
  termination 
  of 
  second 
  dorsal 
  connected 
  

   with 
  1st 
  ray 
  of 
  3rd 
  dorsal 
  ; 
  gill 
  openings 
  very 
  large, 
  branchiostegous 
  rays 
  

   very 
  strong 
  ; 
  rays 
  of 
  ventral 
  exceedingly 
  fleshy 
  ; 
  lower 
  simple 
  rays 
  of 
  

   pectorals 
  also 
  strong 
  and 
  fleshy 
  ; 
  body 
  covered 
  with 
  small 
  ctenoidal 
  scales, 
  

   arranged 
  in 
  well-marked 
  transverse 
  series 
  ; 
  lateral 
  line 
  running 
  low 
  

   down 
  on 
  side 
  with 
  concavity 
  towards 
  dorsal 
  aspect, 
  plainly 
  marked 
  from 
  

   commencement 
  to 
  caudal 
  fin. 
  Head, 
  throat, 
  base 
  of 
  pectorals, 
  gill-covers, 
  

   and 
  cheeks 
  scaleless. 
  Summit 
  of 
  head 
  dotted 
  with 
  numerous 
  papillae 
  ; 
  

   portion 
  of 
  back, 
  of 
  a 
  breadth 
  of 
  O'l 
  in. 
  on 
  each 
  side 
  of 
  and 
  along 
  base 
  of 
  

   dorsal 
  fins, 
  devoid 
  of 
  scales, 
  division 
  between 
  scaled 
  and 
  scaleless 
  portion 
  

   being 
  very 
  harshly 
  marked 
  ; 
  eyes, 
  oval 
  medium, 
  with 
  strong 
  supra- 
  

   orbicular 
  ridges 
  ; 
  portion 
  of 
  forehead 
  between 
  eyes, 
  narrow 
  and 
  grooved 
  ; 
  

   profile 
  almost 
  vertical, 
  cheeks 
  wide 
  and 
  deep, 
  and 
  slightly 
  flattened; 
  body 
  

   broad, 
  rounded, 
  thick, 
  and 
  fleshy, 
  but 
  elongate 
  ; 
  mouth 
  small, 
  underhung, 
  

   with 
  fleshy 
  lips, 
  upper 
  protruding 
  beyond 
  lower 
  ; 
  nostrils 
  single, 
  very 
  

   minute, 
  close 
  below 
  eye, 
  and 
  with 
  tubular 
  orifice; 
  no 
  crests; 
  tongue 
  fleshy. 
  

   Female 
  fish, 
  ova 
  fully 
  developed. 
  

  

  Ground 
  dolour 
  of 
  body, 
  head 
  and 
  fins, 
  brownish; 
  and 
  sides 
  with 
  yel- 
  

   lowish 
  tinge, 
  mottled 
  and 
  spotted 
  with 
  darker, 
  verging 
  into 
  banded 
  appear- 
  

   ance 
  near 
  tail 
  ; 
  pupil 
  of 
  eye 
  black, 
  iris 
  brown, 
  with 
  yellow 
  ring 
  round 
  pupil. 
  

  

  Captured 
  at 
  mouth 
  of 
  Hokitika, 
  26th 
  January, 
  1871, 
  and 
  presented 
  by 
  

   Mr, 
  Moss 
  Levy. 
  

  

  