﻿which 
  inhabit 
  Jamaica. 
  89 
  

  

  1, 
  1845, 
  p. 
  14. 
  It 
  is 
  of 
  a 
  pearl 
  or 
  asliy 
  white 
  color. 
  It 
  is 
  

   Dr. 
  Pfeiffer's 
  variety 
  /3. 
  

  

  Var. 
  ALBiDA. 
  Shell 
  like 
  var. 
  citrina, 
  but 
  with 
  the 
  white 
  

   stripe 
  reduced 
  to 
  an 
  ill-defined 
  line, 
  slightly 
  tinged 
  with 
  yel- 
  

   low 
  on 
  the 
  penult 
  whorl, 
  with 
  the 
  red 
  tinge 
  very 
  faint. 
  

  

  Var. 
  VALiDA. 
  Shell 
  robust 
  and. 
  very 
  thick 
  : 
  pearl 
  white, 
  

   with 
  a 
  tinge 
  of 
  yellow 
  on 
  the 
  middle 
  or 
  on 
  all 
  the 
  wliorls 
  of 
  

   the 
  spire 
  ; 
  last 
  whorl 
  whiter, 
  with 
  a 
  pure 
  white 
  stripe 
  on 
  it 
  

   next 
  below 
  the 
  suture 
  ; 
  lip 
  pure 
  white 
  and 
  very 
  thick 
  : 
  strongly 
  

   striated 
  on 
  the 
  back 
  of 
  the 
  last 
  whorl, 
  finely 
  striated 
  up 
  to 
  the 
  

   middle 
  of 
  the 
  shell. 
  Inhabits 
  near 
  Peace 
  R., 
  Manchester. 
  

  

  Var. 
  UNicoLOR. 
  Shell 
  of 
  medium 
  size 
  and 
  form 
  : 
  pale 
  yel- 
  

   low 
  or 
  pearl 
  white, 
  with 
  a 
  white 
  lip 
  : 
  strongly 
  striated 
  on 
  the 
  

   back 
  of 
  the 
  last 
  whorl, 
  finely 
  striated 
  on 
  the 
  middle 
  whorls. 
  

   Inhabits 
  Porus 
  in 
  the 
  east 
  part 
  of 
  Manchester. 
  

  

  d. 
  Strongly 
  striated 
  varieties, 
  light 
  colored, 
  not 
  fasciate. 
  

  

  Var. 
  STRiATULA. 
  Shell 
  thick, 
  short, 
  robust: 
  pale 
  greenish 
  

   yellow, 
  sometimes 
  with 
  a 
  tinge 
  of 
  pale 
  brown 
  or 
  horn 
  color 
  ; 
  

   lip 
  white, 
  thick, 
  and 
  well 
  expanded 
  : 
  with 
  fine 
  regular 
  approx- 
  

   imate 
  strisE, 
  which 
  are 
  obsolete 
  only 
  at 
  the 
  summit. 
  

  

  Var. 
  STRIATA. 
  Shell 
  short, 
  robust 
  : 
  pearl 
  white 
  or 
  pale 
  

   horn 
  color 
  ; 
  with 
  a 
  white, 
  much 
  expanded, 
  but 
  rather 
  thin 
  lip 
  : 
  

   aperture 
  not 
  oblique 
  : 
  with 
  fine 
  regular, 
  rather 
  distinct 
  striae, 
  

   which 
  are 
  obsolete 
  only 
  at 
  the 
  summit. 
  Inhabits 
  Waterloo 
  in 
  

   the 
  back 
  part 
  of 
  Manchester. 
  

  

  Var. 
  coRPULENTA. 
  Shell 
  large 
  and 
  robust, 
  but 
  moderately 
  

   thickened 
  : 
  pearl 
  white, 
  sometimes 
  with 
  a 
  tinge 
  of 
  red 
  on 
  the 
  

   upper 
  whorls 
  and 
  anteriorly 
  ; 
  lip 
  white 
  ; 
  with 
  a 
  large 
  irregular 
  

   black 
  spot 
  behind 
  the 
  lip 
  : 
  coarsely 
  striated 
  near 
  the 
  end 
  of 
  the 
  

   last 
  whorl 
  ; 
  otherwise 
  with 
  the 
  striae 
  of 
  the 
  lower 
  half 
  of 
  the 
  

   shell 
  most 
  lightly 
  impressed. 
  Inhabits 
  St. 
  Elizabeth. 
  

  

  Var. 
  FuscA. 
  Shell 
  short, 
  robust, 
  but 
  moderately 
  thick- 
  

   ened 
  : 
  pale 
  umber 
  color, 
  darker 
  near 
  the 
  end 
  of 
  the 
  last 
  whorl 
  ; 
  

   lip 
  white 
  : 
  lightly 
  striated 
  on 
  the 
  upper 
  whorls 
  ; 
  in 
  the 
  rest 
  

  

  