﻿394 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  los 
  

  

  Thorson, 
  Gunnab 
  

  

  1940. 
  Studies 
  on 
  the 
  egg 
  masses 
  and 
  larval 
  development 
  of 
  Gastropoda 
  from 
  

   the 
  Iranian 
  Gulf. 
  Danish 
  scientific 
  investigations 
  in 
  Iran, 
  pt. 
  2, 
  

   pp. 
  159-238, 
  figs. 
  1-32. 
  

   Troschel, 
  Francis 
  H. 
  

  

  1856-1863. 
  Das 
  Gebiss 
  der 
  Schnecken 
  zur 
  Begrtindung 
  einer 
  naturlichen 
  

   Classification, 
  vol. 
  1, 
  252 
  pp., 
  pis. 
  1-20. 
  

   Tryon, 
  George 
  W. 
  

  

  1863. 
  Synonymy 
  of 
  the 
  species 
  of 
  Strepomatidae, 
  a 
  family 
  of 
  fluviatile 
  

  

  MoUusca 
  inhabiting 
  North 
  America. 
  Proc. 
  Acad. 
  Nat. 
  Sci. 
  Phila- 
  

   delphia, 
  ser. 
  2, 
  vol. 
  7, 
  pp. 
  306-321. 
  

  

  1864. 
  Synonymy 
  of 
  the 
  species 
  of 
  Strepomatidae, 
  a 
  family 
  of 
  fluviatile 
  

  

  MoUusca 
  inhabiting 
  North 
  America. 
  Proc. 
  Acad. 
  Nat. 
  Sci. 
  Phila- 
  

   delphia, 
  ser. 
  2, 
  vol. 
  8, 
  pp. 
  24-48, 
  92-104. 
  

   1873. 
  Land 
  and 
  freshwater 
  shells 
  of 
  North 
  America. 
  IV. 
  Strepomatidae. 
  

   Smithsonian 
  Misc. 
  Coll., 
  vol. 
  16, 
  art. 
  1, 
  435 
  pp. 
  

   Van 
  Cleave, 
  Harley 
  J. 
  

  

  1932. 
  Studies 
  on 
  snails 
  of 
  the 
  genus 
  Pleurocera. 
  I. 
  The 
  eggs 
  and 
  egg 
  laying 
  

  

  habits. 
  Nautilus, 
  vol. 
  46, 
  pp. 
  29-34. 
  

   Wagner, 
  J. 
  A. 
  

  

  1827. 
  Testacea 
  fluviatiUa 
  . 
  . 
  . 
  Brasiliam 
  . 
  . 
  ., 
  Munich 
  ed., 
  p. 
  15, 
  pi. 
  8. 
  

   Walker, 
  Bryant 
  

  

  1918. 
  A 
  synopsis 
  of 
  the 
  classification 
  of 
  the 
  fresh-water 
  MoUusca 
  of 
  North 
  

   America, 
  north 
  of 
  Mexico, 
  and 
  a 
  catalogue 
  of 
  the 
  more 
  recently 
  

   described 
  species, 
  with 
  notes. 
  Misc. 
  Publ. 
  Mus. 
  Zool. 
  Univ. 
  

   Michigan, 
  No. 
  6, 
  213 
  pp., 
  text 
  figs. 
  

   WiNsoR, 
  Charles 
  P. 
  

  

  1933. 
  The 
  eggs 
  of 
  Goniobasis 
  virginica 
  and 
  Anculosa 
  carinata 
  Bruguifere. 
  

  

  Journ. 
  Washington 
  Acad. 
  Sci., 
  vol. 
  23, 
  pp. 
  34-36. 
  

   Woodward, 
  T. 
  M. 
  

  

  1934. 
  Anatomy 
  of 
  the 
  reproductive 
  system 
  of 
  Goniobasis 
  laqueata 
  (Say). 
  

  

  Journ. 
  Tennessee 
  Acad. 
  Sci., 
  vol. 
  9, 
  pp. 
  243-259, 
  pis. 
  1, 
  2. 
  

   Yen, 
  Teng-Chien 
  

  

  1942. 
  A 
  review 
  of 
  Chinese 
  gastropods 
  in 
  the 
  British 
  Museum. 
  Proc. 
  Malacol. 
  

   Soc. 
  London, 
  vol. 
  24, 
  pp. 
  170-289, 
  pis. 
  11-28. 
  

  

  U. 
  S. 
  GOVERNMENT 
  PRINTTNG 
  OFFICE: 
  1954 
  

  

  