﻿840 
  Forty-seventh 
  Report 
  on 
  the 
  State 
  Museum. 
  

  

  Family 
  Nucleospirjd^, 
  Davidson. 
  

  

  Nucleospira, 
  Hall, 
  1858. 
  I 
  Whitfieldella, 
  Hall, 
  1893. 
  

  

  Dayia, 
  Davidson, 
  1882. 
  Hyattella, 
  Hall, 
  1893. 
  

  

  Hindella, 
  Davidson, 
  1882. 
  | 
  (?) 
  Camarospira, 
  Hall, 
  1893. 
  

  

  Family 
  Ccelospiridjs. 
  

  

  Anoplotheca, 
  Sandberger, 
  1856. 
  

  

  Bifida, 
  Davidson, 
  1882. 
  

   Coelospira, 
  Hall, 
  1863. 
  

  

  Leptocoelia, 
  Hall, 
  1859. 
  

   (?) 
  Anabaia, 
  Clarke, 
  1893. 
  

  

  Rhynchospira, 
  Hall, 
  1859. 
  

   Homoeospira, 
  Hall, 
  1893. 
  

   Ptychospira, 
  Hall, 
  1893. 
  

   Trematospira, 
  Hall, 
  1857. 
  

   Parazyga, 
  Hall, 
  1893. 
  

  

  Family 
  Retziid^:. 
  

  

  Retzia, 
  King, 
  1850. 
  

   Uncinella, 
  Waagen, 
  1883. 
  

   Eumetria, 
  Hall, 
  1864. 
  

   Acambona, 
  White, 
  1862. 
  

   Hustedia, 
  Hall, 
  1893. 
  

  

  Family 
  Uncitid^, 
  Waagen. 
  

   Uncites, 
  Defrance, 
  1825. 
  

  

  Family 
  Meeistellid^e, 
  Waagen. 
  

  

  Merista, 
  Suess, 
  1851. 
  

  

  Camarium, 
  Hall, 
  1859. 
  

   Dicamara, 
  Hall, 
  1893. 
  

   Meristella, 
  Hall, 
  1860. 
  

  

  Charionella, 
  BiUings, 
  1861. 
  

   (?) 
  Pentagonia, 
  Cozzens, 
  1846. 
  

   Gonioccelia, 
  Hall, 
  1861. 
  

  

  Family 
  Athyrid^e, 
  Waagen. 
  

  

  Meristina, 
  Hall, 
  1867. 
  

  

  Whitfieldia, 
  Davidson, 
  1882. 
  

   Glassina, 
  Hall, 
  1893. 
  

   Athyris, 
  McCoy, 
  1844. 
  

  

  Spirigera, 
  d'Orbigny, 
  1847. 
  

  

  Cliothyris, 
  King, 
  1850. 
  

   Actinoconchus, 
  McCoy, 
  1844. 
  

   Seminula, 
  McCoy, 
  1844. 
  

   Spirigerella, 
  Waagen, 
  1883. 
  

   Kayseria, 
  Davidson, 
  1882. 
  

  

  iNCERTiE 
  SEDI8. 
  

  

  Eichwaldia, 
  Billings, 
  1858. 
  

   Dictyonella, 
  Hall, 
  1867. 
  

  

  Aulacorhynchus, 
  Dittmar, 
  1871. 
  

  

  Isogramma, 
  Meek 
  and 
  Wort-hen 
  

  

  1873. 
  

  

  