﻿MOLLUSCA. 
  503 
  

  

  7(5. 
  Strombus 
  gibberulus, 
  Linm. 
  

   Seychelles, 
  4-1 
  2 
  fms.; 
  He 
  des 
  Roches, 
  Amirantes; 
  and 
  Mozambique. 
  

  

  77. 
  Strombus 
  floridus, 
  Lamarcl-. 
  

   African 
  Island 
  and 
  Darros 
  Island, 
  on 
  the 
  shore, 
  

  

  78. 
  Strombus 
  columba, 
  Lamarcl: 
  

   Poivre 
  Island, 
  Amirantes. 
  

  

  79. 
  Pterocera 
  aurantia, 
  Lamarck. 
  

   Providence 
  Island, 
  Mascarenes. 
  

  

  80. 
  CalyptraBa 
  cicatricosa. 
  

  

  Reeve, 
  Conch. 
  Icon. 
  figs. 
  3 
  a, 
  3 
  h. 
  

   Providence 
  Reef, 
  Mascarenes 
  ; 
  Philippines 
  {Cuming). 
  

  

  81. 
  Nerita 
  plexa, 
  Chemnitz. 
  

  

  Eagle 
  Island, 
  Amirantes. 
  

  

  A 
  specimen 
  from 
  this 
  locality 
  is 
  of 
  unusually 
  large 
  size, 
  having 
  

   an 
  extreme 
  diameter 
  of 
  56 
  millim. 
  

  

  82. 
  Nerita 
  plicata, 
  Chemnitz. 
  

   Eagle 
  Island 
  and 
  He 
  des 
  Roches, 
  Amirantes. 
  

  

  83. 
  Nerita 
  polita, 
  LinnS. 
  

   He 
  des 
  Roches. 
  

  

  84. 
  Nerita 
  albicilla, 
  Linne. 
  

   Poivre 
  and 
  Darros 
  Islands, 
  Amirantes. 
  

  

  85. 
  Neritina 
  (Smaragdia) 
  rangiana, 
  liecluz. 
  

   Providence 
  Reef, 
  Mascarenes. 
  

  

  86. 
  Turbo 
  Mstrio. 
  

  

  Reeve, 
  Conch. 
  Icon. 
  vol. 
  iv. 
  fig. 
  .'52 
  ; 
  I'hilijyjn, 
  Conch.- 
  Cab, 
  ^g, 
  78, 
  pi. 
  18. 
  

   fig. 
  G 
  ; 
  ? 
  Kiener, 
  Coq. 
  Viv. 
  pi. 
  33. 
  fig. 
  3. 
  

  

  African 
  and 
  Darros 
  Islands. 
  

  

  The 
  locality 
  of 
  this 
  species 
  has 
  not, 
  I 
  believe, 
  been 
  previously 
  

   recorded. 
  The 
  type 
  is 
  a 
  white 
  shell 
  broadly 
  rayed 
  above 
  with 
  a 
  

  

  