﻿172 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  tol. 
  44. 
  

  

  Genus 
  BYTHITES 
  Reinhardt. 
  

  

  The 
  Pliilippine 
  form 
  which 
  we 
  have 
  assigned 
  to 
  this 
  genus 
  differs 
  

   from 
  Sarcocara 
  in 
  having 
  the 
  body 
  relatively 
  short, 
  the 
  tail 
  not 
  

   attentiiated 
  ; 
  head 
  high, 
  thick; 
  cheeks, 
  opercles, 
  and 
  occiput 
  covered 
  

   with 
  small 
  inconspicuous 
  scales 
  (head 
  said 
  to 
  be 
  naked 
  in 
  type) 
  ; 
  eyes 
  

   dorso-lateral 
  ; 
  a 
  short, 
  thick, 
  flap-like 
  appendage 
  on 
  each 
  side 
  of 
  the 
  

   pylorus; 
  scales 
  small, 
  subcircular, 
  persistent; 
  lateral 
  line 
  distinct, 
  

   interrupted 
  mesially, 
  the 
  2 
  parts 
  overlapping 
  the 
  same 
  vertical 
  ; 
  tips 
  

   of 
  clavicles 
  loosely 
  joined, 
  apparently 
  separate 
  below; 
  dorsal 
  76; 
  

   anal 
  52. 
  

  

  BYTHITES 
  LEPIDOGENYS 
  Smith 
  and 
  RadcUffe, 
  new 
  species. 
  

   Plate 
  16, 
  fig. 
  3. 
  

  

  Dorsal 
  76; 
  caudal 
  11; 
  anal 
  52; 
  ventrals 
  1; 
  pectorals 
  20. 
  

  

  Head 
  3.51 
  (3.85 
  in 
  total 
  length), 
  large, 
  thick, 
  greatest 
  breadth 
  

   nearly 
  equal 
  to 
  its 
  depth, 
  with 
  small, 
  scattered 
  cirri; 
  body 
  short, 
  

   compressed 
  posteriorly, 
  greatest 
  depth 
  4.16 
  (4.57 
  in 
  total 
  length); 
  

   eye 
  6, 
  small, 
  circular, 
  dorso-lateral; 
  snout 
  3.73, 
  rounded, 
  not 
  mark- 
  

   edly 
  depressed; 
  mouth 
  broad, 
  oblique, 
  lower 
  jaw 
  included; 
  maxil- 
  

   lary 
  1.86, 
  extending 
  for 
  about 
  0.4 
  an 
  eye 
  diameter 
  beyond 
  vertical 
  

   from 
  posterior 
  margin 
  of 
  eye, 
  nearly 
  concealed 
  by 
  expanded 
  subor- 
  

   bital, 
  posterior 
  margin 
  truncate, 
  about 
  as 
  wide 
  as 
  eye; 
  narrow 
  bands 
  

   of 
  villiform 
  teeth 
  on 
  jaws, 
  vomer, 
  and 
  palatines, 
  each 
  arm 
  of 
  patch 
  

   on 
  vomer 
  slightly 
  incurved; 
  interorbital 
  4.10, 
  broadly 
  convex; 
  

   opercle 
  armed 
  with 
  a 
  single 
  sharp 
  spine 
  ; 
  preopercle 
  unarmed 
  ; 
  pseudo 
  

   branchiae 
  consisting 
  of 
  2 
  small 
  filaments; 
  gill-filaments 
  short, 
  only 
  

   3 
  developed 
  gill-rakers 
  on 
  first 
  arch; 
  branchiostegals 
  8; 
  a 
  broad, 
  

   flap-like 
  appendage 
  on 
  each 
  side 
  of 
  the 
  pylorus; 
  scales 
  persistent; 
  

   occiput, 
  cheek, 
  and 
  opercle 
  scaled, 
  rest 
  of 
  head 
  naked; 
  7 
  or 
  8 
  scales 
  

   in 
  a 
  series 
  from 
  origin 
  of 
  dorsal 
  to 
  and 
  mcluding 
  lateral 
  line, 
  1 
  7 
  from 
  

   origin 
  of 
  anal 
  to 
  lateral 
  line; 
  lateral 
  line 
  interrupted 
  mesiall}^, 
  the 
  2 
  

   parts 
  overlapping 
  the 
  same 
  vertical. 
  

  

  Dorsal 
  and 
  anal 
  continuous 
  with 
  the 
  caudal; 
  dorsal 
  posterior 
  in 
  its 
  

   msertion, 
  its 
  distance 
  from 
  tip 
  of 
  snout 
  2.82 
  (3.04 
  in 
  total 
  length); 
  

   distance 
  of 
  anal 
  from 
  tip 
  of 
  snout 
  1.68 
  (1.84 
  in 
  total 
  length); 
  basal 
  

   portion 
  of 
  dorsal 
  and 
  anal 
  with 
  a 
  scaleless, 
  transparent 
  membranous 
  

   sheath; 
  caudal 
  short, 
  pointed; 
  ventrals 
  2.05 
  in 
  head, 
  composed 
  of 
  2 
  

   flattened 
  rays, 
  united 
  throughout 
  their 
  length, 
  their 
  bases 
  close 
  

   together 
  behind 
  humeral 
  symphysis; 
  tips 
  of 
  clavicles 
  loosely 
  joined, 
  

   apparently 
  separate 
  at 
  lower 
  end; 
  pectoral 
  1.71. 
  

  

  Color 
  in 
  alcohol: 
  Broccoli 
  brown; 
  belly 
  with 
  a 
  grayish 
  wash, 
  

   becoming 
  nearly 
  black 
  in 
  front 
  of 
  vent; 
  vertical 
  fins 
  dusky; 
  paired 
  

   fins 
  grayish. 
  

  

  Type.— 
  Cat. 
  No. 
  74152, 
  U.S.N.M., 
  7.9 
  cm. 
  m 
  length, 
  taken 
  with 
  a 
  

   beam 
  trawl 
  at 
  station 
  5214 
  (lat. 
  12° 
  25' 
  18" 
  N.; 
  long. 
  123° 
  37' 
  15" 
  

  

  