﻿PLATE 
  CXXIII. 
  

  

  Ancboearis 
  quadroculus 
  (p. 
  722). 
  

  

  Fie'. 
  1. 
  Lateral 
  view: 
  enlaro;ed 
  uine 
  times. 
  

  

  „ 
  Ik. 
  First 
  pereiopod. 
  

  

  ,, 
  \l. 
  Second 
  pereiopod. 
  

  

  ,, 
  lo. 
  Fifth 
  pereiopod. 
  

  

  Rhomdleocaris 
  hamvlus 
  (p. 
  720). 
  

  

  ,, 
  2. 
  Lateral 
  view 
  ; 
  enlarged 
  nine 
  times. 
  

  

  ,, 
  2c. 
  Rostrum. 
  

  

  „ 
  2c". 
  Antenna! 
  tooth. 
  

  

  ,, 
  2^'. 
  First 
  pereiopod. 
  

  

  Bcntheocaris 
  exuens 
  (p. 
  724). 
  

  

  ,, 
  3. 
  Lateral 
  view 
  ; 
  enlarged 
  five 
  times. 
  

  

  ,, 
  3c. 
  Rostrum 
  ; 
  magnified. 
  

  

  ,, 
  3a. 
  Ophthalmopod. 
  

  

  ,, 
  3^. 
  First 
  antenna. 
  

  

  ,, 
  3c". 
  Margin 
  of 
  scaphocerite. 
  

  

  „ 
  3m. 
  Third 
  pereiopod. 
  

  

  ,, 
  3n. 
  Fourth 
  pereiopod. 
  

  

  „ 
  3o. 
  Fifth 
  pcreiojiod. 
  

  

  Bentheocaris 
  stylorostratis 
  {p. 
  72G). 
  

  

  ,, 
  4. 
  Lateral 
  view 
  ; 
  enlarged 
  three 
  times. 
  

  

  „ 
  4a. 
  Ophthalmopod. 
  

  

  „ 
  4(/. 
  Mandible. 
  

  

  „ 
  4o. 
  Fifth 
  pereiopod. 
  

  

  