﻿NO. 
  1948. 
  NEW 
  BROTULID 
  AND 
  CARAPID 
  FISH^8—RADCLIFFE. 
  145 
  

  

  angle 
  of 
  preopercle 
  armed 
  with 
  three 
  spines; 
  pseudobranchise 
  con- 
  

   sisting 
  of 
  2 
  small, 
  rudimentary 
  filaments; 
  gill-rakers 
  5 
  + 
  20, 
  the 
  

   longest 
  slightly 
  more 
  than 
  0.7 
  as 
  long 
  as 
  eye; 
  5 
  short 
  rudimentary 
  

   coeca 
  around 
  pylorus; 
  scales 
  small, 
  cycloid, 
  deciduous, 
  covering 
  head 
  

   and 
  body 
  and 
  forming 
  a 
  scaly 
  sheath 
  at 
  base 
  of 
  dorsal 
  and 
  anal; 
  

   7 
  scales 
  in 
  a 
  series 
  from 
  origin 
  of 
  dorsal 
  to 
  and 
  including 
  lateral 
  line, 
  

   about 
  19 
  from 
  origin 
  of 
  anal 
  to 
  lateral 
  line; 
  the 
  sculpturing 
  of 
  scales 
  

   essentially 
  as 
  in 
  Neohythites, 
  except 
  that 
  the 
  circuli 
  are 
  less 
  distinct; 
  

   lateral 
  line 
  broad, 
  disappearing 
  on 
  posterior 
  half 
  of 
  tail. 
  

  

  Dorsal 
  and 
  anal 
  continuous 
  with 
  caudal; 
  distance 
  of 
  dorsal 
  from 
  

   tip 
  of 
  snout 
  3.71 
  (4.12 
  in 
  total 
  length), 
  distance 
  of 
  anal 
  from 
  tip 
  of 
  

   snout 
  2.37 
  (2,63 
  in 
  total 
  length); 
  lower 
  pectoral 
  base 
  and 
  anal 
  

   separated 
  by 
  a 
  distance 
  equal 
  to 
  length 
  of 
  head; 
  ventrals 
  small, 
  

   rather 
  widely 
  separated 
  at 
  base, 
  each 
  consisting 
  of 
  2 
  rays 
  united 
  for 
  

   a 
  short 
  distance, 
  inner 
  ray 
  longest, 
  1.63 
  in 
  head; 
  upj)er 
  pectoral 
  rays 
  

   united, 
  the 
  longest 
  a 
  little 
  longer 
  than 
  head; 
  lower 
  rays 
  separate 
  

   long, 
  filamentous, 
  the 
  longest 
  about 
  2.6 
  times 
  as 
  long 
  as 
  head, 
  0.5 
  total 
  

   length. 
  

  

  Color 
  in 
  alcohol: 
  Raw 
  umber; 
  opercular 
  region, 
  branchiostegals 
  

   and 
  fins 
  dark 
  clove 
  brown; 
  peritoneum 
  dark 
  chestnut 
  brown. 
  

  

  Type.— 
  Cht. 
  No. 
  74130, 
  U.S.N.M., 
  25.5 
  cm, 
  m 
  length, 
  taken 
  with 
  

   a 
  beam 
  trawl 
  at 
  station 
  5488 
  (lat. 
  10° 
  00' 
  00" 
  N.; 
  long. 
  125° 
  06' 
  45" 
  

   E.), 
  between 
  Leyte 
  and 
  Mindanao, 
  at 
  a 
  depth 
  of 
  772 
  fathoms, 
  on 
  a 
  

   bottom 
  of 
  green 
  mud. 
  

  

  Our 
  examples 
  of 
  this 
  species 
  wero 
  taken 
  from 
  the 
  interinsular 
  

   waters 
  of 
  the 
  Philippine 
  Archipelago. 
  One 
  specimen 
  18.5 
  cm. 
  in 
  

   length 
  from 
  station 
  5406 
  was 
  from 
  the 
  stomach 
  of 
  a 
  LopJiiodes 
  

   infrabrunneus 
  Smith 
  and 
  Radcliffe 
  12.7 
  cm. 
  in 
  length. 
  

  

  According 
  to 
  Alcock's 
  description 
  of 
  examples 
  of 
  D. 
  intronigra 
  

   from 
  the 
  Andaman 
  and 
  Arabian 
  seas, 
  that 
  species 
  has 
  18 
  or 
  19 
  + 
  8 
  or 
  9 
  

   rays 
  in 
  the 
  pectoral, 
  the 
  longest 
  1.5 
  to 
  2 
  times 
  the 
  length 
  of 
  the 
  head, 
  

   the 
  inner 
  ventral 
  ray 
  equal 
  to 
  length 
  of 
  head 
  behind 
  middle 
  of 
  eye, 
  

   and 
  the 
  distance 
  from 
  base 
  of 
  pectoral 
  to 
  first 
  anal 
  ray 
  more 
  than 
  the 
  

   length 
  of 
  the 
  head. 
  

  

  DICROLENE 
  TRISTIS 
  Smith 
  and 
  Radcliffe, 
  new 
  species, 
  

  

  Plate 
  8, 
  fig. 
  2. 
  

  

  Dorsal 
  103; 
  caudal 
  6; 
  anal 
  80; 
  ventrals 
  2; 
  pectorals 
  18+10. 
  

  

  Head 
  4.85 
  (5.31 
  in 
  total 
  length), 
  low 
  subconic, 
  more 
  porous 
  than 
  in 
  

   longimana; 
  body 
  compressed, 
  greatest 
  depth 
  5.83 
  (6.38 
  in 
  total 
  

   length); 
  eye 
  4, 
  large, 
  subcircular; 
  snout 
  3.82, 
  rounded; 
  mouth 
  large, 
  

   oblique, 
  upper 
  jaw 
  overhanging 
  lower, 
  maxillary 
  1.71, 
  extending 
  

   beyond 
  vertical 
  from 
  posterior 
  margin 
  of 
  eye 
  for 
  0.33 
  an 
  eye 
  diameter, 
  

   posterior 
  margin 
  truncate, 
  teeth 
  small, 
  villiform, 
  the 
  patch 
  on 
  vomer 
  

   69077°— 
  Proc.N.M.vol.44— 
  13 
  10 
  

  

  