﻿Id) 
  Genus 
  Siphonodenta 
  - 
  

   lium 
  Sars 
  1859 
  >(Gr. 
  

   siphon, 
  a 
  tube 
  -.- 
  

   dentalium, 
  tooth- 
  

   shaped. 
  Neuter.) 
  

  

  c) 
  Genus 
  Entalina, 
  

   terosato 
  1872. 
  

  

  Mon- 
  

  

  __ 
  T5i- 
  

  

  minutive 
  of 
  entalis, 
  

   inner. 
  Fem. 
  ) 
  

  

  137 
  i 
  

  

  four 
  slits.) 
  I 
  

  

  Cadulus 
  tetrodo 
  n 
  Pil 
  sbry 
  & 
  Sharp 
  ( 
  Gr. 
  | 
  

   tetra 
  for 
  tettara, 
  four 
  — 
  odous, 
  odont-t 
  

   tooth; 
  apex 
  is 
  cut 
  by 
  four 
  slits 
  leaving 
  

   four 
  triangular 
  lobes; 
  shell 
  more 
  swoll- 
  

   en 
  and 
  fusiform 
  than 
  the 
  quadridentatus^ 
  

  

  " 
  Siphonodentalium 
  lobatum 
  Sowerby 
  (with 
  i 
  

  

  lobes; 
  the 
  apex 
  is 
  cut 
  into 
  six 
  lobes 
  | 
  

  

  or 
  teeth. 
  ) 
  | 
  

  

  Siphonodentaliiim 
  tytthum 
  Watson 
  (Greek 
  i 
  

  

  tytthos, 
  small, 
  little; 
  very 
  short, 
  j 
  

  

  length 
  5.5mm.) 
  i 
  

  

  Siphonodentalium 
  verrilli 
  Henderson 
  (Ver-| 
  

  

  rill's; 
  named 
  for 
  Professor 
  Addison 
  S. 
  I 
  

  

  Verrill, 
  Yale 
  University, 
  1839-1927.) 
  ■ 
  

  

  Siphonodentalium 
  bushi 
  Henderson 
  (Bush' 
  s. 
  ] 
  

  

  Siph 
  onodentalium 
  striatinum 
  Henderson 
  

   (with 
  little 
  striae; 
  has 
  about 
  sixty 
  

   very 
  minute 
  longitudinal 
  striae.) 
  

  

  Siphonodentalium 
  occident 
  al 
  e 
  Henderson 
  

   - 
  (western; 
  a 
  Western 
  Atlantic 
  species.) 
  

  

  Entali 
  n 
  a 
  pl 
  atamo 
  des 
  Watso 
  n 
  (Gr. 
  platamo- 
  

   des, 
  of 
  flat 
  shape, 
  broad 
  and 
  even; 
  

   shell 
  has 
  a 
  square 
  form, 
  is 
  not 
  rounded.) 
  

  

  2. 
  Family 
  D 
  entali 
  idae 
  . 
  (Lat. 
  dens, 
  dentis, 
  a 
  tooth; 
  these 
  shells 
  are 
  

   tooth-shaped. 
  Foot 
  is 
  conical. 
  Common 
  name: 
  Tooth 
  Shells.) 
  

  

  Dentalium 
  ca 
  rduu 
  s 
  Pall 
  (Lat. 
  noun 
  meaning 
  

   a 
  thistle; 
  surface 
  is 
  rasp-like.) 
  

  

  Dent 
  alium 
  go 
  uldi 
  Dall 
  (Gould's; 
  named 
  

   for 
  Dr. 
  Augustus 
  A. 
  Gould, 
  an 
  eminent 
  

   American 
  malacologist, 
  1805-1866.) 
  

  

  Dentalium 
  gouldi 
  portoricense 
  Henderson 
  

   (from 
  Puerto 
  Rico. 
  ) 
  

  

  Dental 
  iu 
  m 
  laqueatum 
  Verrill 
  ( 
  pane 
  lied; 
  

   sculptured 
  with 
  latticed, 
  finely 
  reti- 
  

   culated 
  design. 
  ) 
  

  

  Dentalium 
  la 
  queat 
  um 
  regulare 
  Hende 
  rson 
  

   (regular; 
  ribs 
  "are 
  neither 
  modified 
  

   nor 
  flattened 
  at 
  their 
  termination 
  in 
  

   the 
  aperture 
  rim 
  of 
  the 
  shells." 
  (Hen- 
  

   derson, 
  ) 
  

  

  Dentalium 
  texasianum 
  Philippi 
  (Texan; 
  

   from 
  Texas. 
  ) 
  

  

  Den 
  talium 
  texasianum 
  cestum 
  Henderson 
  

  

  "TGr. 
  cestos, 
  as 
  an 
  adjective, 
  means 
  em- 
  

   broidered, 
  stitched; 
  as 
  a 
  noun, 
  it 
  meane 
  

   a 
  girdle, 
  belt. 
  In 
  Latin 
  it 
  means 
  a 
  bas- 
  

   ket 
  made 
  of 
  rushes; 
  shell 
  has 
  rather 
  

   heavy 
  cord-like 
  riblets.) 
  

  

  Denta 
  li 
  um 
  rebeccae 
  n 
  se 
  He 
  nd 
  erson 
  ( 
  from 
  

   Rebecca 
  Shoals, 
  FloridaTT 
  

  

  Dentalium 
  a 
  g 
  ile 
  su 
  bag 
  ile 
  Hend 
  erson 
  (agi- 
  

   le, 
  nimble; 
  Dentalium 
  agile 
  belongs 
  to 
  i 
  

   European 
  waters, 
  so 
  Henderson 
  named 
  thi^ 
  

  

  G 
  e 
  nus 
  Dentalium 
  Lin 
  - 
  

   ne 
  1758. 
  jTooth- 
  

   shaped. 
  Neuter.) 
  

  

  