﻿Genus 
  Cocculina 
  Dall 
  

   1882. 
  (Fern.) 
  

  

  28 
  

  

  Cocculina 
  georgiana 
  Dall 
  (from 
  Georgia; 
  

   off 
  Georgia.) 
  

  

  Cocculina 
  leptalea 
  Verrill 
  (thin, 
  fine, 
  

   delicate, 
  ) 
  

  

  Cocculina 
  lissocona 
  Dall 
  (Gr. 
  liasos, 
  

   smooth 
  -t-Lat. 
  conus, 
  cone; 
  surface 
  per- 
  

   fectly 
  smooth.) 
  

  

  Cocculina 
  rathbuni 
  Dall 
  (named 
  after 
  R. 
  

   Rathbun, 
  of 
  the 
  U.S. 
  Pish 
  Commission.) 
  

  

  Cocculina 
  reticulata 
  Verrill 
  (netted, 
  

   with 
  a 
  network. 
  ) 
  

  

  Cocculina 
  rotunda 
  Dall 
  (round; 
  syrametri- 
  

   cally 
  rounded 
  cone.) 
  

  

  Cocculina 
  spinigera 
  Jeffreys 
  (bearing 
  

   spines; 
  has 
  spinose 
  projections 
  at 
  the 
  

   intersections 
  of 
  the 
  radiating 
  and 
  the 
  

  

  . 
  concentric 
  ridges.) 
  

  

  2. 
  Family 
  Lepetellidae 
  . 
  (Diminutive 
  of 
  Lepeta, 
  a 
  small 
  limpet. 
  Pern.) 
  

  

  Genus 
  Lepetella 
  Ver 
  - 
  Lepetella 
  tubicola 
  Verrill 
  & 
  Smith 
  ( 
  liv- 
  

   rill 
  1880 
  . 
  (Fem. 
  ) 
  ing 
  in 
  tubes; 
  found 
  on 
  inside 
  of 
  old 
  

  

  L 
  tubes 
  of 
  Hyalinoecia 
  artifex. 
  ) 
  

  

  3. 
  Family 
  Addisoniidae 
  . 
  (Dedicated 
  to 
  Professor 
  Addison 
  E. 
  Verrill, 
  of 
  

  

  Yale 
  University, 
  1839-1927.) 
  

  

  Genus 
  Addisonia 
  Dall 
  

   1882. 
  (Fern.) 
  

  

  Addisonia 
  lateralis 
  parade 
  xa 
  Dall 
  ( 
  late- 
  

   ral; 
  paradoxical, 
  incredible; 
  size 
  lar- 
  

   ger 
  than 
  European 
  specimens.) 
  

  

  B. 
  ORDER 
  MESOGASTROPODA 
  

   (Gr, 
  mesos, 
  middle 
  -- 
  gastropoda, 
  gastropods.) 
  

  

  I 
  . 
  SUPERFAMILY 
  LITTORINACEA 
  

  

  (Lat. 
  littus, 
  littoris, 
  sea 
  shore, 
  belonging 
  to 
  the 
  sea 
  shore 
  -»- 
  acea, 
  

   the 
  termination 
  of 
  practically 
  all 
  super 
  f 
  ami 
  lies, 
  ) 
  

  

  1. 
  Family 
  Lacunidae 
  . 
  (Lat. 
  lacuna, 
  a 
  ditch, 
  pit, 
  small 
  depression. 
  The- 
  

   se 
  shells 
  have 
  a 
  chink 
  or 
  groove 
  alongside 
  the 
  columella. 
  Common 
  

   name: 
  Chink 
  Shells.) 
  

  

  Lacuna 
  glacialis 
  M'dller 
  (glacial; 
  found 
  

   from 
  Greenland 
  to 
  Gulf 
  of 
  St. 
  Lawrence. 
  ) 
  

  

  Lacuna 
  pallidula 
  neritoidea 
  Gould 
  (palli- 
  

   dula, 
  rather 
  pale; 
  neritoidea, 
  resem- 
  

   bling 
  a 
  Nerite. 
  Shell 
  globular-ovate, 
  

   covered 
  with 
  a 
  greenish-yellow 
  perios- 
  

   tracum. 
  ) 
  

  

  Lacuna 
  parva 
  DaCosta 
  (small 
  , 
  ) 
  

  

  Lacuna 
  vincta 
  Montagu 
  (Lat. 
  past 
  participle 
  

   of 
  vincio, 
  to 
  tie; 
  banded, 
  encircled; 
  

   last 
  whorl 
  encircled 
  by 
  four 
  chestnut 
  

   colored 
  bands.) 
  

  

  Lacuna 
  vincta 
  fusca 
  Gould 
  (fuse 
  a, 
  dark; 
  

   shell 
  darker 
  than 
  the 
  preceding 
  one.) 
  

  

  a) 
  Genus 
  Lacuna 
  Turton 
  

   1827.(Fem7T 
  

  

  