﻿b 
  ) 
  Ge 
  nus 
  Haminoe 
  a 
  Tur- 
  

   1 
  n 
  & 
  Kingston 
  1850. 
  

   (^robalDly 
  derived 
  

   from 
  Gr, 
  hama, 
  to- 
  

   gether, 
  at 
  the 
  same 
  

   time 
  — 
  noeo, 
  to 
  see, 
  

   perceive 
  . 
  The 
  animal 
  

   heing 
  incapable 
  of 
  

   retiring 
  within 
  its 
  

   shell, 
  mollusk 
  and 
  

   shell 
  are 
  seen 
  at 
  

   the 
  same 
  time. 
  Pern.) 
  

  

  104 
  ; 
  

  

  Haminoe 
  a 
  antillariim 
  Grhig 
  ny 
  ( 
  of 
  the 
  An- 
  ! 
  

  

  tilles, 
  AntiileanTl 
  i 
  

  

  H 
  a 
  ^Tiinoea 
  ant 
  i 
  llaru 
  m 
  guadalu 
  p 
  ensis 
  Sowerby 
  . 
  

   T^^om 
  Guadeloupe, 
  French 
  West 
  Indies. 
  ) 
  j 
  

   Ham 
  inoea 
  elegans 
  Gr 
  ay 
  ( 
  e 
  le 
  g 
  ant 
  , 
  ) 
  ■ 
  

   Haminoea 
  glabra 
  A.Adams 
  (hairless, 
  smootlrE 
  

  

  shell 
  is 
  smooth, 
  1 
  : 
  

  

  Haminoea 
  petiti 
  Orbigny 
  (Petit' 
  s; 
  dedica-j 
  

  

  ted 
  to 
  Sauveur 
  Petit 
  de 
  la 
  Saussaye, 
  a 
  j 
  

  

  French 
  naturalist, 
  1792-1870.) 
  I 
  

  

  H 
  aminoea 
  solitaria 
  Say 
  (solitary.) 
  | 
  

   Haminoea 
  succinea 
  Conrad 
  ( 
  amber-colored, 
  )| 
  

  

  '''• 
  j'stm 
  ily 
  A 
  c 
  eridae 
  . 
  (Gr, 
  "a" 
  privative, 
  without 
  — 
  ceras, 
  cerat-, 
  j 
  

   horn^ 
  without 
  horns 
  or 
  tentacles. 
  Aceridae 
  is 
  Thiele's 
  spelling, 
  } 
  

   Johnson 
  "writes 
  Akeridae, 
  others 
  Akeratidae, 
  Aceratidae, 
  According 
  I 
  

   to 
  etymology 
  Aceratidae 
  or 
  Alceratidae 
  would 
  be 
  more 
  logical.) 
  I 
  

  

  Genus 
  Cylindr 
  obu 
  11a 
  

   Fischer 
  185 
  5 
  , 
  (Tat 
  , 
  

   cylindrus, 
  cylinder 
  

   — 
  bulla, 
  bubble, 
  

   Pem, 
  ) 
  

  

  Gylindrobulla 
  beaui 
  Fischer 
  (Beau's; 
  na- 
  i 
  

   med 
  for 
  Conuaander 
  Beau 
  of 
  the 
  French 
  Ha- 
  1 
  

   vy, 
  a 
  great 
  conchologist. 
  Died 
  in 
  1859. 
  )j 
  

  

  8, 
  Family 
  Retusidae 
  . 
  (Lat, 
  retusus. 
  

   Common 
  names 
  Blunt 
  Shells,) 
  

  

  having 
  the 
  end 
  rounded 
  or 
  blunt. 
  

  

  a) 
  Genu 
  s 
  Retusa 
  B 
  rown 
  

   1827. 
  (FeraTl 
  

  

  b 
  ) 
  Ge 
  nus 
  Pyru 
  n 
  cul 
  us 
  

   Pilsbry 
  1894 
  . 
  ( 
  Dimi- 
  

   nutive 
  of 
  pyrum, 
  a 
  

   pear; 
  a 
  little 
  pear. 
  

   Formerly 
  considered 
  

  

  Retusa 
  frielei 
  Dall 
  (dedicated 
  to 
  Herman 
  

   Fi'iele 
  of 
  Bergen, 
  Horway, 
  a 
  naturalist.) 
  

  

  Retusa 
  canaliculata 
  Say 
  (channeled? 
  top 
  

   of 
  whorls 
  is 
  grooved. 
  Form.erly 
  listed 
  as 
  

   Acteocina 
  ca 
  nal 
  iculata 
  Say 
  . 
  ) 
  

  

  Or 
  bi 
  gnyT 
  c 
  a 
  nd 
  e 
  ' 
  s 
  ; 
  name 
  d 
  for 
  

  

  Retusa 
  candei 
  

  

  Ferdinand 
  de 
  Cande, 
  a 
  French 
  naval 
  offi- 
  

   cer 
  vrho 
  collected 
  shells 
  in 
  the 
  ''Vest 
  

   Indies. 
  Liay 
  be 
  the 
  same 
  as 
  Retusa 
  cana- 
  

   liculata 
  Say 
  .) 
  (Formerly 
  listed 
  as 
  Acteo 
  - 
  

   c 
  ina 
  candei 
  Orbigny 
  . 
  ) 
  

  

  Retusa 
  gouldi 
  Couthouy 
  (Gould's 
  5 
  named 
  

   for 
  Augustus 
  A. 
  Gould, 
  M.D. 
  , 
  an 
  American 
  

   naturalist, 
  1805-1866.) 
  

  

  Retu 
  sa 
  m 
  a 
  yoi 
  Dal 
  l 
  (iTayo's; 
  named 
  for 
  the 
  

   collector, 
  Mr, 
  Mayo.) 
  

  

  Retusa 
  nitid 
  ula 
  Lo 
  ven 
  ( 
  somewhat 
  spruce 
  , 
  

   rather 
  trim.) 
  

  

  Retu 
  s 
  a 
  obtusa 
  Montagu 
  (obtuse, 
  blunt.) 
  

  

  Retusa 
  obtusa 
  turrita 
  Moller 
  ( 
  tu 
  r 
  r 
  e 
  t 
  e 
  d 
  ; 
  

   it 
  is 
  the 
  same 
  as 
  the 
  preceding 
  one,) 
  

  

  Retusa 
  pertenuis 
  "T 
  ighel 
  s 
  (very 
  thin, 
  and 
  

   fragile. 
  The 
  same 
  as 
  R. 
  obtusa.) 
  

  

  Retusa 
  sulcata 
  Orbig 
  ny 
  (furrowed; 
  with 
  

   axial 
  threads 
  . 
  ) 
  

  

  i 
  Pyrunculus 
  caelatus 
  Bus 
  h 
  (chiseled, 
  car- 
  

   j 
  ved? 
  the 
  upper 
  end 
  of 
  the 
  shell 
  is 
  scul- 
  

   ; 
  ptured 
  with 
  beautiful 
  ribs 
  v/hich 
  fade 
  

   i 
  out 
  on 
  the 
  body 
  v;horl; 
  the 
  basal 
  part 
  

   I 
  sculptured 
  with 
  a 
  few 
  punctate 
  lines, 
  

   j 
  Formerly 
  listed 
  as 
  Retusa 
  caelata 
  Bush.) 
  

  

  