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  EXPLANATION 
  OP 
  JHE 
  PLATES. 
  

  

  Fig. 
  B. 
  Octopus 
  teneh-icus, 
  dorsal 
  view 
  ; 
  B^, 
  oral 
  aspect 
  ; 
  B^, 
  end 
  

   of 
  hectocotylized 
  arm, 
  lateral 
  view; 
  B^, 
  lower 
  side 
  of 
  

   same. 
  

  

  C. 
  maculosus. 
  

  

  D. 
  Pleurotoma 
  (Drillia) 
  torresiana, 
  front 
  view 
  ; 
  D\ 
  side 
  

  

  view. 
  

  

  E. 
  (Drillia) 
  laterculata 
  (the 
  type). 
  E\ 
  Variety. 
  

  

  r. 
  (^Glypliostoma) 
  spurca 
  (the 
  type). 
  F^ 
  Variety. 
  

  

  G. 
  (Daphnella) 
  arafurensis. 
  

  

  H. 
  Cythara 
  cylindrica 
  (var.). 
  H'. 
  Lateral 
  view. 
  

  

  Plate 
  V. 
  

   Fig. 
  A. 
  Murex 
  coppingerL 
  

  

  B. 
  acanthostepTies. 
  

  

  C. 
  macgillivrayi. 
  

  

  D. 
  Fusus 
  cereus. 
  

  

  E. 
  Tritonidea 
  curtisiana. 
  

  

  F. 
  Latirus 
  anymtus. 
  

  

  G. 
  TurhineUa 
  (Tudicula) 
  armigera. 
  

   H. 
  ( 
  ) 
  spinosa. 
  

  

  I. 
  Ultra 
  proscissa 
  (var.). 
  

  

  K. 
  Valuta 
  volva 
  (var.). 
  

  

  L. 
  Natica 
  limpida. 
  

  

  M. 
  Rissoina 
  curtisi. 
  

  

  N. 
  Cerithium 
  nigro-halteatum, 
  

  

  0. 
  torresi. 
  

  

  P. 
  Troclius 
  (Isanda) 
  coronata 
  (type). 
  P'. 
  Variety 
  ; 
  P*. 
  Var. 
  

   lepida. 
  

  

  Plate 
  VI. 
  

   Fig. 
  A. 
  Trochus 
  (Thalotia) 
  torresi. 
  

  

  B. 
  (Monilea) 
  lifuatia, 
  front 
  view; 
  B', 
  upper 
  surface. 
  

  

  