﻿M 
  

  

  ^ 
  ) 
  Genus 
  Ade 
  orbia 
  ^ood 
  

   1842 
  . 
  iLat. 
  adeo, 
  

   almost 
  -^ 
  orbis, 
  a 
  

   circle; 
  almost 
  cir- 
  

   cular. 
  Masc.) 
  

  

  o 
  ) 
  Ge 
  nus 
  Cochliolepis 
  

  

  f. 
  

  

  Stimpson 
  1858 
  . 
  (Gr. 
  

   cochlos, 
  a 
  snail 
  -r- 
  

   lepis, 
  a 
  scale. 
  Fern.) 
  

  

  P 
  ) 
  Genus 
  Discopsis 
  De 
  

   yplin 
  1869. 
  (Gr. 
  

   discos, 
  a 
  round 
  pla- 
  

   te, 
  disc 
  -4- 
  opsis, 
  

   appearance. 
  Fem, 
  ) 
  

  

  36 
  

   Teinostoma 
  pil 
  s 
  bryi 
  McGinty 
  (named 
  for 
  

   Dr. 
  Henry 
  A, 
  Pilsbry, 
  eminent 
  American 
  

   malacologist. 
  ) 
  

   Teinostoma 
  reclusum 
  Pall 
  

  

  open, 
  

  

  sus 
  means 
  both 
  to 
  

   shut 
  up, 
  close, 
  ) 
  

  

  ( 
  in 
  Lat, 
  

   unclose 
  

  

  reclu- 
  

   and 
  

  

  m) 
  Genus 
  L 
  ydiphnis 
  Mel 
  - 
  

   vi 
  ll 
  1906 
  . 
  (According 
  

   to 
  Melvill, 
  from 
  Gr, 
  

   lye, 
  lya, 
  dissoluti- 
  

   on, 
  separation 
  -»- 
  

   dipliao, 
  to 
  seek 
  af- 
  

   ter, 
  hunt 
  for. 
  Could 
  

   be 
  masc. 
  or 
  fem, 
  ) 
  

  

  Lydiphnis 
  dalli 
  Bush 
  (Ball's; 
  named 
  for 
  

   William 
  H. 
  Dall, 
  an 
  eminent 
  American 
  

   malacologist, 
  1845-1927.) 
  

  

  Lydiphnis 
  hendersoni 
  Pali 
  (Henderson's; 
  

   named 
  in 
  honor 
  of 
  John 
  B. 
  Henderson, 
  an 
  

   American 
  malacologist, 
  1870-1923.) 
  

  

  Lydiphnis 
  lirata 
  Verrill 
  ( 
  furrowed. 
  ) 
  

  

  ( 
  shaped 
  

  

  1 
  Lydiphnis 
  margar 
  it 
  if 
  ormis 
  Dall 
  

  

  like 
  a 
  Margarites; 
  resembling 
  Margarites 
  

  

  helicinus 
  . 
  ) 
  

   Lydiphnis 
  tran 
  s 
  lucens 
  Dall 
  ( 
  trans 
  lucent 
  ; 
  

  

  shell 
  translucent 
  white, 
  ) 
  

   Lydiphnis 
  trilix 
  Bush 
  (woven 
  with 
  three 
  

   - 
  sets 
  of 
  threads; 
  triple-twilled.) 
  

  

  of 
  

  

  Adeor 
  bis 
  adamsi 
  Fischer 
  ( 
  Adams 
  ' 
  ) 
  

   Ad 
  eo 
  f 
  bis 
  beaui 
  Fisc 
  her 
  (named 
  in 
  honor 
  

   Commander 
  Beau 
  of 
  the 
  French 
  Navy, 
  a 
  

   great 
  conchologist 
  who 
  died 
  in 
  Guadelou- 
  

   pe, 
  French 
  "/est 
  Indies, 
  in 
  1859.) 
  

   Adeorbis 
  s 
  up 
  r 
  anit 
  idus_Wood( 
  very 
  shining 
  . 
  ) 
  

   Adeorbis 
  supranitidus 
  of 
  b 
  ignyi 
  Fischer 
  

  

  (dedicated 
  to 
  Alcide 
  D. 
  d'Orbigny, 
  a 
  

   . 
  French 
  naturalist, 
  1802-1857.) 
  

  

  Cochliolepis 
  parasitica 
  Stimpson 
  (parasi- 
  

   te; 
  lives 
  under 
  the 
  scales 
  of 
  a 
  large 
  

   I 
  annelid, 
  Acoetes 
  lupinus,) 
  

   1 
  Cochliolepis 
  striata 
  ( 
  Stimpson) 
  Dall 
  

   j 
  ( 
  striated; 
  marked 
  by 
  narrow 
  fine 
  paral- 
  

   L 
  lei 
  lines 
  or 
  grooves.) 
  

  

  Dis 
  cops 
  is 
  omala 
  De 
  F 
  olin 
  ( 
  Gr 
  , 
  e 
  ve 
  n 
  , 
  smo 
  o 
  th 
  ) 
  

  

  5. 
  Family 
  Skeneopsidae 
  . 
  (Named 
  in 
  honor 
  of 
  David 
  Skene 
  of 
  Aberdeen, 
  a 
  

   contemporary 
  of 
  Linne.) 
  

  

  Genus 
  Skeneops 
  is 
  I 
  - 
  

   redale 
  1915T(Dr 
  . 
  

   David 
  Skene 
  -!- 
  op- 
  

   sis, 
  appearance. 
  

   Looks 
  like 
  a 
  Skenea. 
  

   Fem.) 
  

  

  Skeneopsis 
  planorbis 
  0. 
  Fabricius 
  ( 
  flat- 
  

   tened; 
  flatly 
  coiled, 
  small 
  spire.) 
  

  

  L 
  

  

  6» 
  Family 
  Homalogyridae 
  . 
  (Gr, 
  horaalos, 
  smooth, 
  even 
  -t- 
  gyros, 
  round, 
  

   circi 
  

  

  ly 
  Homaio 
  gyj 
  

   cle, 
  ringT) 
  

  

  Genus 
  Homalogyra 
  

  

  Ho 
  malogyra 
  atomus 
  Philippi 
  (Lat 
  noun 
  

  

  