﻿d) 
  

  

  e) 
  

  

  ► 
  

  

  Gen 
  us 
  Sayella 
  Pall 
  

   1885. 
  (Named 
  after 
  

   Thomas 
  Say, 
  a 
  dist>- 
  

   inguished 
  American 
  

   naturalist, 
  1787- 
  

   1834, 
  According 
  to 
  

   J.P.E.Morri 
  son, 
  Sa- 
  

   yella 
  Toelongs 
  to 
  

   the 
  Pyramidellidae, 
  

   Pern, 
  ) 
  

  

  Ge 
  nus 
  Pe 
  ris 
  t 
  i 
  c 
  hi 
  a 
  

   Da 
  11 
  _18 
  8 
  9 
  . 
  for 
  . 
  p 
  e 
  r 
  i 
  , 
  

   around 
  — 
  stichos, 
  

   rov/, 
  line. 
  Beaded 
  

   spiral 
  structure. 
  

   Fern, 
  ) 
  

  

  109 
  

   of 
  the 
  shell.) 
  

   Pyramidella 
  smithi 
  Verrill 
  (named 
  for 
  

   Sanderson 
  I. 
  Smith, 
  co-author 
  with 
  Ver- 
  

   rill 
  of 
  several 
  TdooIcs 
  on 
  Mollusca,) 
  

   Pyrami 
  della 
  winkleyi 
  Bartsch 
  (named 
  for 
  

   I 
  Rev," 
  H. 
  ¥, 
  Winkley, 
  collector.) 
  

   ! 
  Pyramidella 
  resticula 
  Dall 
  (Lat, 
  a 
  small 
  

   I 
  rope, 
  a 
  cord; 
  shell 
  thin, 
  coiled, 
  pulled 
  

   '; 
  out 
  and 
  closely 
  wound 
  like 
  a 
  "stranded" 
  

   1. 
  rope, 
  writes 
  Dall.) 
  

  

  ! 
  Sayell 
  a 
  chesapeakea 
  J. 
  P. 
  E.Morrison 
  (Ches- 
  

   apeake 
  Bay; 
  collected 
  at 
  Broome's 
  Is- 
  

  

  I 
  land, 
  Maryland. 
  ) 
  

  

  ! 
  Sayella 
  crosseana 
  Dall 
  (named 
  for 
  Joseph 
  j 
  

   Charles 
  Hippolyte 
  Crosse, 
  a 
  French 
  natu-! 
  

   ralist, 
  1826-1898.) 
  j 
  

  

  S 
  ayella 
  hemph 
  ill 
  i 
  Dall 
  (named 
  for 
  Henry 
  

  

  Hemphill, 
  an 
  American 
  conchologist 
  . 
  ) 
  

   Sayella 
  livida 
  (Dall) 
  Rehder 
  (livid; 
  co- 
  

   lor 
  straw-yellow. 
  ) 
  

  

  I 
  Sayella 
  watl 
  ingsi 
  J. 
  P. 
  E.Morris 
  on 
  (type 
  

  

  i 
  collected 
  at 
  Watling's 
  Island 
  in 
  the 
  

  

  '.. 
  Bahamas,) 
  

  

  ' 
  Peristichia 
  agria 
  Dall 
  (wild, 
  savage, 
  

  

  i 
  living 
  in 
  the 
  fields; 
  this 
  mollusk 
  lives 
  

  

  I 
  on 
  grassy 
  bottom.) 
  

  

  i 
  Per 
  is 
  tichia 
  t 
  oreta 
  Da 
  ll 
  (Latin 
  toreuta 
  

  

  1 
  means 
  an 
  embosser, 
  engraver; 
  hence 
  ela- 
  

  

  ' 
  borate, 
  worked 
  in 
  relief. 
  Extremely 
  ele- 
  

  

  i 
  gant 
  shell 
  v/ith 
  nodulated 
  spirals.) 
  

  

  f 
  ) 
  G 
  enus 
  Odo 
  sto 
  mia 
  Fle 
  - 
  

   ming 
  1815. 
  Tcr.odous, 
  

   tooth 
  — 
  stoma, 
  mouth. 
  

   Columella 
  with 
  a 
  

  

  Odostomia 
  acutidens 
  Dall 
  (with 
  sharp 
  

   tooth; 
  v/ith 
  a 
  sharp-edged 
  tooth 
  or 
  plait 
  

   on 
  the 
  columella,) 
  

  

  Odostom 
  ia 
  cancellata 
  Orbigny 
  ( 
  cancellatecj 
  

   trellis-like 
  . 
  ) 
  

  

  Odostomia 
  conoidea 
  Bro 
  c 
  ch 
  i 
  (shaped 
  like 
  

   a 
  cone 
  . 
  ) 
  

   I 
  O 
  dostomi 
  a 
  dealbata 
  Stimpson 
  (v/hitened; 
  

   shell 
  whiteTl 
  

  

  Odostomia 
  dispari 
  l 
  is 
  Verri 
  ll 
  ( 
  different 
  ; 
  

   shell 
  quite 
  unlike 
  any 
  of 
  those 
  hither- 
  

   to 
  described, 
  writes 
  Verrill; 
  remarkable 
  

   for 
  the 
  very 
  sudden 
  change 
  in 
  sculpture 
  

   wwiLtiucj-j-cL 
  VVJ.U11 
  a, 
  I 
  on 
  the 
  penultimate 
  whorl.) 
  

   tooth-like 
  fold.Fem^ 
  i 
  Odo 
  stomia 
  engo 
  nia 
  Bush 
  (angular, 
  forming 
  

  

  an 
  angle. 
  y~ 
  

  

  Odos 
  t 
  omia 
  teres 
  Bush 
  ( 
  long, 
  round 
  and 
  

   somewhat 
  smoothTT 
  

  

  Odostomia 
  tornata 
  Verrill 
  ( 
  shaped 
  on 
  the 
  

   lathe; 
  "remarkable 
  for 
  the 
  size 
  and 
  

   depth 
  of 
  the 
  two 
  revolving 
  furrows", 
  

   writes 
  Verrill.) 
  

  

  Odostomia 
  gibbosa 
  Bush 
  ( 
  hump-backe 
  d 
  ; 
  fat 
  . 
  ) 
  

  

  Odostomia 
  modesta 
  Stim-pson 
  (modest; 
  shell 
  

   small, 
  length 
  3.2 
  mm.; 
  

  

  Odostomi 
  a 
  unide 
  ntata 
  (Montagu) 
  Fleming 
  

  

  