﻿650 
  

  

  REPORT 
  OF 
  COMMISSIONER 
  OF 
  FISH 
  AND 
  FISHERIES. 
  

  

  [46] 
  

  

  EUMUNIDA 
  PICTA 
  Smith. 
  

  

  Proc. 
  National 
  Mus., 
  vi, 
  p. 
  44, 
  pi. 
  2, 
  fig. 
  % 
  pi. 
  3, 
  figs. 
  6-10, 
  pi. 
  4, 
  figs. 
  l-3a, 
  1883. 
  

  

  Station 
  2264, 
  October 
  18, 
  off 
  Chesapeake 
  Bay, 
  north 
  lat. 
  37° 
  07' 
  50", 
  

  

  *vest 
  long. 
  74° 
  34' 
  20"; 
  167 
  fathoms, 
  gray 
  sand, 
  temperature, 
  58°; 
  one 
  

  

  male 
  and 
  one 
  small 
  female 
  (8891). 
  The 
  male, 
  which 
  is 
  larger 
  than 
  any 
  

   previously 
  seen, 
  gives 
  the 
  following: 
  

  

  Measurements 
  in 
  millimeters. 
  

  

  Length 
  from 
  tip 
  of 
  rostrum 
  to 
  tip 
  of 
  telson 
  50 
  

  

  Length 
  of 
  carapax, 
  including 
  rostrum 
  26. 
  2 
  

  

  Length 
  of 
  rostrum 
  8.2 
  

  

  Breadthof 
  front 
  6.9 
  

  

  Breadth 
  at 
  basis 
  of 
  antennal 
  spines 
  12. 
  4 
  

  

  Greatest 
  breadth, 
  including 
  spines 
  18.7 
  

  

  Length 
  of 
  eye-stalk 
  and 
  eye 
  3. 
  9 
  

  

  Greatest 
  diameter 
  of 
  eye 
  3. 
  1 
  

  

  Length 
  of 
  cheliped 
  70 
  

  

  Length 
  of 
  merus 
  29 
  

  

  Length 
  of 
  carpus 
  5. 
  5 
  

  

  Length 
  of 
  chela* 
  --- 
  30 
  

  

  Breadthof 
  chela 
  3.4 
  

  

  Length 
  of 
  dactylus 
  15 
  

  

  Length 
  of 
  first 
  ambulatory 
  peraBopod 
  42 
  

  

  Length 
  of 
  propodus 
  13-3 
  

  

  Length 
  of 
  dactylus 
  6. 
  3 
  

  

  Length 
  of 
  telson 
  4.4 
  

  

  Breadth 
  of 
  telson 
  9.5 
  

  

  Length 
  of 
  inner 
  lamella 
  of 
  uropod 
  4.5 
  

  

  Breadth 
  of 
  inner 
  lamella 
  of 
  uropod 
  3.1 
  

  

  Length 
  of 
  outer 
  lamella 
  of 
  uropod 
  5.5 
  

  

  Breadth 
  of 
  outer 
  lamella 
  of 
  uropod 
  3.2 
  

  

  MACRURA. 
  

  

  ERYONTID-ffi. 
  

  

  Pentacheles 
  sculptus 
  Smith. 
  

  

  Specimens 
  examined. 
  

  

  