﻿PLATE 
  XXX. 
  

  

  Stcnopus 
  hispidus, 
  female 
  (length, 
  45 
  mm.); 
  enlarged 
  twice 
  (p. 
  211). 
  

  

  e 
  First 
  siagnopod. 
  

  

  f. 
  Second 
  siagnopod. 
  

  

  g. 
  Third 
  siagnopod. 
  

   h. 
  First 
  gnathopod. 
  

  

  i. 
  Basal 
  part 
  of 
  second 
  gnathopod 
  ; 
  enlarged, 
  showing 
  basecphysis, 
  mastigobranchia, 
  

  

  and 
  arthrobranchial 
  plume. 
  

   p. 
  First 
  pleopod. 
  

   q. 
  Second 
  pleopod. 
  

   h-o. 
  Diagrammatic 
  plan 
  of 
  the 
  branchial 
  arrangement 
  and 
  proportions. 
  

  

  