﻿216 
  On 
  new 
  Fishes 
  in 
  the 
  British 
  Museum. 
  

  

  below; 
  mouth 
  oblique, 
  jaws 
  equal; 
  maxillary 
  equal 
  to 
  

   snout 
  and 
  one-third 
  or 
  one-half 
  of 
  the 
  eye 
  ; 
  premaxillary 
  

   with 
  three 
  teeth 
  in 
  the 
  outer 
  series, 
  four 
  in 
  the 
  inner, 
  about 
  

   eleven 
  teeth 
  on 
  the 
  maxillary 
  ; 
  mandible 
  with 
  four 
  large 
  teeth 
  

   in 
  front 
  and 
  minute 
  ones 
  on 
  the 
  side. 
  

  

  Scales 
  regularly 
  arranged, 
  no 
  interpolated 
  scales 
  over 
  the 
  

   anal 
  ; 
  a 
  basal 
  sheath 
  of 
  scales 
  on 
  anal 
  and 
  caudal, 
  these 
  fins 
  

   otherwise 
  naked 
  ; 
  few 
  or 
  no 
  radial 
  striae. 
  

  

  Origin 
  of 
  dorsal 
  fin 
  about 
  equidistant 
  from 
  snout 
  and 
  

   middle 
  caudal 
  rays 
  ; 
  highest 
  dorsal 
  ray 
  about 
  2 
  in 
  the 
  length 
  ; 
  

   in 
  adult 
  male 
  the 
  outer 
  and 
  middle 
  caudal 
  rays 
  are 
  produced 
  

   in 
  filaments 
  about 
  half 
  as 
  long 
  as 
  the 
  body. 
  Anal 
  long, 
  

   slightly 
  emarginate 
  in 
  front, 
  its 
  origin 
  equidistant 
  from 
  base 
  

   of 
  the 
  middle 
  caudal 
  rays 
  and 
  the 
  middle 
  or 
  end 
  of 
  the 
  eye; 
  

   ventrals 
  reaching 
  beyond 
  origin 
  of 
  the 
  anal 
  ; 
  pectorals 
  to 
  or 
  

   beyond 
  origin 
  of 
  anal. 
  

  

  (In 
  formalin) 
  a 
  broad 
  black 
  band 
  from 
  the 
  eye 
  down 
  and 
  

   to 
  the 
  lower 
  half 
  of 
  the 
  caudal, 
  margined 
  above 
  by 
  a 
  light 
  

   line, 
  fading 
  out 
  downwards. 
  Upper 
  surface 
  coppery 
  in 
  

   life(?) 
  ; 
  dorsal 
  filament, 
  outer 
  caudal 
  filament, 
  middle 
  caudal 
  

   rays 
  and 
  filament, 
  and 
  submarginal 
  anal 
  band 
  black 
  ; 
  margin 
  

   of 
  anal 
  hyaline. 
  The 
  dark 
  lateral 
  band 
  most 
  intense 
  in 
  

   Novita 
  specimens. 
  

  

  Knodus 
  meridce, 
  sp. 
  n. 
  

  

  A 
  specimen 
  53 
  mm. 
  Merida, 
  Venezuela. 
  C. 
  M. 
  Briceno. 
  

   British 
  Museum. 
  

  

  Head 
  4 
  ; 
  depth 
  4 
  ; 
  D. 
  10 
  ; 
  A. 
  16. 
  Scales 
  4—33—2. 
  Eye 
  

   3*25 
  in 
  the 
  head, 
  about 
  - 
  8 
  in 
  snout, 
  T25 
  in 
  the 
  interorbital. 
  

  

  Basal 
  half 
  of 
  caudal 
  scaled. 
  Slender, 
  dorsal 
  and 
  ventral 
  

   profiles 
  scarcely 
  arched. 
  Snout 
  short, 
  blunt. 
  Second 
  sub- 
  

   orbital 
  covering 
  the 
  entire 
  cheek, 
  without 
  a 
  naked 
  angla 
  

   below 
  its 
  anterior 
  corner. 
  Maxillary 
  2 
  in 
  snout 
  and 
  eye. 
  

   Occipital 
  process 
  about 
  one-eighth 
  the 
  distance 
  of 
  its 
  base 
  

   from 
  the 
  dorsal. 
  Five 
  teeth 
  in 
  outer 
  row 
  of 
  premaxillary, 
  

   the 
  second 
  retreated 
  from 
  the 
  line 
  ; 
  four 
  teeth 
  in 
  inner 
  series 
  

   of 
  premaxillary 
  ; 
  maxillary" 
  with 
  3 
  broad 
  multicuspid 
  teeth 
  ; 
  

   mandible 
  with 
  8 
  graduated 
  teeth. 
  Two 
  scales 
  between 
  lateral 
  

   line 
  and 
  anal; 
  each 
  scale 
  of 
  sides 
  with 
  numerous 
  radii; 
  

   bases 
  of 
  anal 
  and 
  caudal 
  with 
  large 
  scales. 
  First 
  dorsal 
  a 
  

   little 
  nearer 
  to 
  snout 
  than 
  to 
  the 
  base 
  of 
  middle 
  caudal 
  rays, 
  

   the 
  highest 
  ray 
  a 
  little 
  more 
  than 
  5 
  in 
  the 
  length. 
  Upper 
  

   caudal 
  lobe 
  nearly 
  5 
  in 
  the 
  length, 
  the 
  lower 
  slightly 
  shorter. 
  

   Anal 
  scarcely 
  emarginate 
  ; 
  ventrals 
  reaching 
  to 
  anal; 
  

   pectorals 
  not 
  quite 
  to 
  ventrals. 
  

  

  