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  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  

  

  VOL. 
  98 
  

  

  appears 
  to 
  be 
  a 
  southern 
  form, 
  occurring 
  approximately 
  between 
  lati 
  

   tade 
  30° 
  and 
  36° 
  N. 
  and 
  longitude 
  120° 
  and 
  133 
  

   southwest 
  of 
  Honshu. 
  

  

  ° 
  E., 
  southeast 
  and 
  

  

  NYMPHON 
  OHSHIMAI, 
  new 
  species 
  

  

  Figure 
  31 
  

  

  Eolotype 
  {ovigerous 
  male). 
  — 
  U.S.N.M. 
  No. 
  80590, 
  Albatross 
  station 
  

   4975, 
  latitude 
  33°21'30" 
  N., 
  longitude 
  135°38'50" 
  E., 
  545-712 
  fathoms, 
  

   37.5° 
  F., 
  August 
  31, 
  1906. 
  

  

  Description. 
  — 
  Trunk 
  relatively 
  short, 
  lateral 
  processes 
  separated 
  by 
  

   less 
  than 
  their 
  own 
  diameter, 
  forming 
  an 
  oval 
  outline. 
  Neck 
  heavy, 
  

   about 
  twice 
  as 
  long 
  as 
  broad. 
  Eye 
  tubercle 
  small, 
  about 
  one-and-a-half 
  

   times 
  as 
  high 
  as 
  broad, 
  rounded 
  at 
  tip 
  and 
  with 
  small 
  eyes, 
  located 
  

   on 
  the 
  anterior 
  margin 
  of 
  the 
  cephalic 
  segment. 
  

  

  Figure 
  31. 
  — 
  Nymphon 
  ohshimai, 
  new 
  species: 
  a, 
  Tarsus 
  and 
  propodus; 
  b, 
  palpus; 
  c, 
  chela; 
  

   d, 
  enlarged 
  detail 
  of 
  chela; 
  e, 
  terminal 
  claw 
  of 
  oviger; 
  /, 
  compound 
  spine 
  of 
  oviger. 
  

  

  Proboscis 
  thick, 
  not 
  much 
  longer 
  than 
  neck, 
  cylindrical 
  and 
  with 
  a 
  

   square 
  tip. 
  

  

  Abdomen 
  missing. 
  

  

  Chelifore: 
  Scape 
  about 
  three-fourths 
  the 
  diameter 
  of 
  the 
  neck, 
  

   longer 
  than 
  the 
  proboscis, 
  slightly 
  arched. 
  Chela 
  long, 
  slender, 
  with 
  

   curved 
  fingers 
  as 
  long 
  as 
  the 
  palm. 
  There 
  are 
  about 
  35 
  large 
  well- 
  

   separated 
  spinules 
  on 
  the 
  immovable 
  finger, 
  and 
  about 
  80 
  short 
  close- 
  

   set 
  spinules 
  on 
  the 
  dactylus. 
  There 
  is 
  a 
  deep 
  groove 
  between 
  the 
  bases 
  

   of 
  the 
  chelifores. 
  

  

  Palpus 
  long, 
  slender, 
  second 
  and 
  third 
  joints 
  subequal, 
  fourth 
  some- 
  

   what 
  shorter 
  than 
  fifth 
  but 
  not 
  conspicuously 
  so, 
  the 
  fourth 
  and 
  fifth 
  

  

  