﻿PLATE 
  LXIX. 
  

  

  Sergestes 
  atlanticus 
  (p. 
  393). 
  

   p,p. 
  First 
  pair 
  of 
  pleopoda 
  of 
  male, 
  with 
  petasmata 
  united 
  in 
  the 
  median 
  line. 
  

   q 
  $. 
  Second 
  pleopod 
  ; 
  appendages 
  attached 
  to 
  the 
  base 
  of 
  the 
  flagella. 
  

   2?. 
  Second 
  pleopod 
  ; 
  appendage 
  attached 
  to 
  the 
  base 
  of 
  the 
  llagella. 
  

   V. 
  Sixth 
  pleopod. 
  

   z. 
  Telson. 
  

  

  