﻿^ 
  ) 
  G 
  enus 
  E 
  a 
  nkia 
  Gray 
  

   1842. 
  (Maybe 
  from 
  

   the 
  proper 
  name 
  

   Bank. 
  Fern.) 
  

  

  1 
  ^^^ 
  

   American 
  malacologist, 
  1805-1866.) 
  

  

  j 
  Eankia 
  katherinae 
  Cle 
  n 
  ch 
  & 
  Turner 
  (Kathe- 
  

  

  1 
  rine's; 
  named 
  for 
  Katherine 
  Tucker.) 
  

  

  J 
  Bankia 
  cieba 
  Clench 
  & 
  Turner 
  ( 
  cieba, 
  I 
  

  

  am 
  informed 
  by 
  Dr. 
  Clench 
  himself, 
  is 
  a 
  

  

  I 
  typographical 
  error 
  for 
  ceiba. 
  ITaraed 
  for 
  

  

  I 
  the 
  ceiba 
  tree, 
  only 
  because 
  Dr. 
  Clench 
  

  

  k 
  

  

  Roch 
  ( 
  somewhat 
  

  

  c) 
  

  

  Genus 
  Xylotrya 
  Leach 
  

   1850 
  . 
  (Gr. 
  xylon, 
  

   wood 
  -h- 
  tryo, 
  to 
  rub 
  

   off, 
  to 
  wear 
  out. 
  

   Destructive 
  to 
  wood, 
  

   timber, 
  Fem.) 
  

  

  liked 
  the 
  name.) 
  

  

  a 
  nkia 
  fimbriatula 
  Moll 
  & 
  

  

  fringed. 
  ) 
  ' 
  

  

  Xvlotrya 
  bipinnata 
  Jeffreys 
  (twice 
  pinna- 
  

  

  te? 
  feather-like.) 
  

   Xylotrya 
  fimbriata 
  Jeffreys 
  (fringed.) 
  

  

  SUBORDER 
  AMOMALODESMACEA 
  

  

  (Gr, 
  anomalos, 
  uneven, 
  irregular 
  -i- 
  

   out 
  teeth.) 
  

  

  desmos, 
  band, 
  ligament. 
  Hinge 
  with- 
  

  

  SUPEREAMI 
  LY 
  PANDORACEA 
  

  

  (Named 
  after 
  Pandora, 
  the 
  first 
  mortal 
  woman 
  in 
  Greek 
  mythology,) 
  

   1, 
  Family 
  Lye 
  n 
  siidae 
  . 
  (Named 
  after 
  the 
  naturalist 
  W. 
  Lyons.) 
  

  

  Lyonsia 
  arenosa 
  M'dller 
  (sandy; 
  color 
  dirtj 
  

   white;periostracum 
  covered 
  with 
  sand.) 
  

  

  Lyonsia 
  bulla 
  Dall 
  (a 
  bubble.) 
  

  

  Lyonsi 
  a 
  granulifera 
  Verrill 
  & 
  Bush 
  (sur- 
  

   face 
  covered 
  with 
  granules. 
  ) 
  

  

  Lyonsia 
  hyalina 
  Conrad 
  (glassy; 
  it 
  is 
  

  

  Genus 
  Lyon 
  s 
  ia 
  Tur 
  - 
  

   t 
  on 
  1822. 
  r^em. 
  ) 
  

  

  transparent, 
  translucent.) 
  

   Lycnsia 
  hyalina 
  floridana 
  Dal 
  l 
  (Floridan; 
  

  

  from 
  ^est 
  Coast 
  of 
  Florida 
  to 
  Texas.) 
  

   Lyonsi 
  a 
  formosa 
  Jeffreys 
  (handsome.) 
  

   Lyonsia 
  beana 
  Qrbigny 
  (named 
  for 
  Command- 
  

   er 
  Beau 
  of 
  the 
  French 
  Navy, 
  a 
  great 
  

   conchologist 
  who 
  died 
  in 
  Guadeloupe, 
  

   West 
  Indies, 
  in 
  1859. 
  The 
  "u" 
  in 
  his 
  

   name 
  was 
  changed 
  to 
  ''n" 
  by 
  mistake 
  by 
  

   the 
  printer,) 
  

  

  2. 
  

  

  Family 
  Pandoridae 
  . 
  (Named 
  after 
  Pandora, 
  

   according 
  to 
  Greek 
  mythology.) 
  

  

  the 
  first 
  mortal 
  woman 
  

  

  { 
  pandora 
  gouldian 
  a 
  Dall 
  (Gould's; 
  named 
  fo 
  

  

  G 
  en 
  us 
  Pando 
  r 
  a 
  C 
  hem- 
  

   nitz 
  1795, 
  TEem.y 
  

  

  Augustus 
  Addison 
  Gould, 
  M.D., 
  an 
  eminent 
  

   American 
  malacologist, 
  1805-1866,) 
  

  

  Pandora 
  i 
  nornata 
  Verrill 
  & 
  Bus 
  h 
  (unadorn- 
  

   ed,) 
  

  

  Pa 
  ndora 
  trilineata 
  Say 
  (three-lined; 
  three 
  

  

  lines 
  radiate 
  from 
  the 
  beaks,) 
  

   Pandora 
  arenosa 
  Conrad 
  (sandy.) 
  Also 
  call 
  

  

  ed 
  Pando 
  ra 
  carolinensia 
  Bush 
  ( 
  from 
  North 
  

   CarolinaTl 
  

  

  