﻿522 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  103 
  

  

  Upeneus 
  tragula 
  Richardson 
  

  

  Plate 
  14, 
  Figure 
  C 
  

  

  U-peneus 
  tragula 
  Richardson, 
  1846, 
  p. 
  220 
  (type 
  locality, 
  Canton). 
  — 
  Fowler, 
  1933, 
  

  

  p. 
  339 
  (in 
  part). 
  

   Upeneoides 
  variegatus 
  Bleeker, 
  1849, 
  p. 
  64 
  (type 
  locality, 
  Batavia). 
  

   Upeneoides 
  kiushiuana 
  Doderlein, 
  in 
  Steindachner 
  and 
  Doderlein, 
  1884, 
  p. 
  22 
  

  

  (name 
  only; 
  type 
  locality, 
  Kagoshima). 
  

   Upeneus 
  subvittatus 
  Snyder, 
  1907, 
  p. 
  101. 
  

   Upeneoides 
  tragulus 
  Snyder, 
  1912, 
  p. 
  503. 
  

  

  Specimens 
  studied. 
  — 
  One 
  hundred 
  eighty-eight 
  specimens, 
  ranging 
  

   in 
  length 
  from 
  29 
  to 
  227 
  mm., 
  from 
  the 
  following 
  localities: 
  Zanzibar, 
  

   USNM 
  12614, 
  1 
  specimen, 
  83 
  mm., 
  received 
  from 
  the 
  British 
  Museum; 
  

   East 
  Indies 
  Islands, 
  USNM 
  72695, 
  145263, 
  and 
  145624, 
  6 
  specimens, 
  

   79 
  to 
  188 
  mm.; 
  Philippine 
  Islands, 
  64 
  USNM 
  collections, 
  115 
  speci- 
  

   mens, 
  most 
  taken 
  by 
  the 
  Albatross 
  Philippine 
  Expedition; 
  China, 
  

   USNM 
  9128, 
  145265, 
  and 
  148413, 
  3 
  specimens; 
  Japan 
  and 
  Okinawa, 
  

   9 
  USNM 
  collections, 
  13 
  specimens; 
  Palau 
  Islands, 
  USNM 
  154202, 
  

   47 
  specimens 
  collected 
  by 
  Eugenie 
  Clark, 
  July 
  1949; 
  Australia 
  (New 
  

   South 
  Wales), 
  USNM 
  59957 
  and 
  82984, 
  3 
  specimens. 
  

  

  Description. 
  — 
  Dorsal 
  rays 
  VIII-i,8(35), 
  the 
  first 
  spine 
  minute; 
  

   pectoral 
  rays 
  13.0: 
  12 
  to 
  14 
  (77); 
  vertical 
  scale 
  rows 
  30.0: 
  28 
  to 
  32 
  

   (48) 
  ; 
  scale 
  rows 
  above 
  lateral 
  Ime 
  3 
  (9) 
  ; 
  scale 
  rows 
  below 
  lateral 
  line 
  

   6 
  (37); 
  total 
  number 
  of 
  gillrakers 
  22.8: 
  21 
  to 
  25 
  (57); 
  length 
  of 
  

   longest 
  raker 
  in 
  longest 
  filament 
  averages 
  about 
  1.5 
  (5). 
  

  

  Peritoneum 
  transparent 
  to 
  silvery; 
  preorbital 
  scales 
  present; 
  barbels 
  

   extend 
  to 
  area 
  between 
  eye 
  and 
  preopercular 
  margin, 
  barbel 
  length 
  

   in 
  percent 
  of 
  head 
  length, 
  52 
  to 
  68 
  (58 
  specimens) 
  ; 
  third 
  dorsal 
  spine 
  

   slightly 
  longer 
  or 
  about 
  equal 
  to 
  fourth. 
  

  

  Color 
  in 
  alcohol. 
  — 
  Dorsal 
  portion 
  of 
  head 
  and 
  body 
  pale 
  or 
  dusky 
  

   to 
  tan; 
  chin 
  and 
  belly 
  lighter; 
  barbels 
  pale; 
  a 
  tan 
  to 
  blackish 
  brown 
  

   horizontal 
  stripe 
  extends 
  from 
  tip 
  of 
  snout, 
  through 
  eye, 
  along 
  middle 
  

   of 
  body 
  to 
  base 
  of 
  caudal 
  fin; 
  width 
  of 
  stripe 
  somewhat 
  variable, 
  

   about 
  0.5 
  to 
  1.0 
  in 
  diameter 
  of 
  eye; 
  chin, 
  cheeks, 
  operculum, 
  and 
  

   body 
  below 
  lateral 
  line 
  with 
  numerous 
  circular 
  to 
  u-regularly 
  shaped 
  

   spots, 
  colored 
  tan 
  to 
  dark 
  brown 
  or 
  dusky; 
  these 
  spots 
  are 
  more 
  

   UTegular, 
  larger, 
  blotchlike 
  and 
  less 
  intense 
  on 
  some 
  of 
  our 
  larger 
  

   specimens 
  over 
  160 
  mm.; 
  spots 
  sometimes 
  faint 
  or 
  completely 
  absent. 
  

   (Specimens 
  of 
  the 
  large 
  collection 
  recently 
  taken 
  in 
  the 
  Palau 
  Islands 
  

   lack 
  weU-developed 
  spots 
  almost 
  entirely, 
  whereas 
  many 
  specimens 
  

   taken 
  nearly 
  a 
  half 
  century 
  ago 
  by 
  the 
  Albatross 
  Expedition 
  in 
  the 
  

   Philippines 
  have 
  well-defined 
  spots. 
  These 
  island 
  groups 
  are 
  contig- 
  

   uous, 
  geographically, 
  and 
  such 
  color 
  variations 
  may 
  be 
  associated 
  

   with 
  different 
  methods 
  employed 
  in 
  collecting 
  and 
  preserving 
  rather 
  

   than 
  racial 
  differences.) 
  Dorsal 
  portion 
  of 
  head 
  and 
  body 
  usually 
  

  

  