﻿PLATE 
  XXXVII. 
  

  

  Penseus 
  serratus 
  (p. 
  2G8). 
  

  

  Fig. 
  1. 
  Lateral 
  view. 
  

  

  „ 
  la. 
  Ophthalmopod. 
  

  

  lb. 
  First 
  antenna. 
  

  

  „ 
  1", 
  ^ 
  . 
  Ventral 
  aspect 
  of 
  male, 
  with 
  first 
  and 
  second 
  pairs 
  of 
  pleopoda 
  attached 
  and 
  

   thrown 
  back, 
  with 
  petasma 
  attached 
  to 
  former. 
  

  

  ,, 
  ]q. 
  Part 
  of 
  second 
  pair 
  of 
  pleopoda, 
  detached. 
  

  

  ,, 
  I'", 
  $. 
  Ventral 
  aspect 
  of 
  female. 
  

  

  ,, 
  Iz. 
  Telson. 
  

  

  ,, 
  ihr. 
  Branch 
  of 
  branchial 
  plume, 
  and 
  secondary 
  branch 
  ; 
  detached. 
  

  

  Penseus 
  canaliculatus 
  , 
  \iir. 
  jcqwnicvs 
  (p. 
  245). 
  

   ,, 
  2hr. 
  Branch 
  of 
  branchial 
  plume, 
  and 
  secondary 
  Ijranch 
  ; 
  detached. 
  

  

  Hemipenmus 
  speciosus 
  (p. 
  303). 
  

   „ 
  'ihr. 
  Branch 
  of 
  branchial 
  plume, 
  and 
  secondary 
  branch 
  ; 
  detached. 
  

  

  