— 169 — 



1850. Adams, C. B. Prof., Descriptions of new Species of Paitula and Achatinella. 



In: Contiibutions to Conchology, No. 8. New-York, 1851, 8", pag. 125-128. 



1850. Adams, C. B. Prof., Descriptions of new Species of Partula and Achatinella. 



In: Annais of the Lyceum of Natural History of New-York. Vol. V, New- York , 1852. 

 October 21, 1850, pag. 41—44. 



1851. Pfeiffer, Dr. Ludwig, Description of Fifty-four New Species of Helicea, from the Collection of 

 Hugh Coming, Esq. 



In: Proc. Zool. Soc. London, Part XIX. 1851, pag. 252-263 



1852. Küster, Dr. C. H., Monographie der Gattungen Pupa, Mcgaspira, Balea und Tornatellina. 



In: Mart. Chemn. Neues Syst. Conch. Cab. l. Bd., 15. Abt., No. 12, pag. 153-154, Taf. 18. 

 Fig. 24 und 25. Nürnberg, 4", 1852. 

 1852. Pfeiffer, Dr. Ludwig, Descriptions of Sixty-six new Land Shells, from the Collection of 

 H. Cuming, Esq. 



In: Proc. Zool. Soc. London. .Part XX, 1852, pag. 56—70. 

 1852. Gould, Augustus A., M. Dr., Beschreibung sieben neuer Acliatinellen (ohne Titel). 



In: United States Exploring Expedition, during the years 1838 bis 1842; under the Command 

 of Charles Wilkes. Vol. XII. Mollusca and Shells by A. A. Gould. Philadelphia, 1852, gr. 4", 

 pag. 85 — 90 und PI. 7, Fig. 94 — 100. Der Atlas, Imperialformat, 16 Pag. Text und 52 kolorierte 

 Tafeln, ist erst 18 5 6 zur Ausgabe gelangt. 



1852. Souleyet, Beschreibung von Achatinellen (ohne besondere Überschrift). 



In: Voyage autour du Monde, execute pendant les annces 1836 et 1837, sur ia Corvette „La 

 Bonite", commandee par M. Vaillant. Zoologie par M. M. Eydoux et Souleyet. Tome 11 par 

 M. Souleyet. Paris, 1852, gr. 4". Tome II, pag. 508-512, PI. 29, Fig. 3— 11. 



1853. Newcomb, Dr. W., Descriptions of New Species of Achatinella from the Sandwich Islands. 



In: Annais of the Lyceum of Natural History of New-York. Band VI, 1853-1858, Febr. 12, 

 1853, pag. 18-30 (issued May 1853). 

 1853. Newcomb, Dr. W., Descriptions of Seventy-nine New Species of Achatinella, Swains. a Genus 

 of Puimoniferous MoUusks. in the Collection of Hugh Cuming, Esq. 



In: Proc. Zool. Soc. London, Part XXI, 1853, pag. 128-157, Taf. 22—24, Fig. 1—79. 

 1853. Pfeiffer, Dr. Ludwig, Descriptions of nineteen New Species of Helicea, from the Collection of 

 H. Cuming, Esq. 



In: Proc. Zool. Soc. London, Part XXI, 1853, pag. 124—128. 

 1853. Pfeiffer, Dr. Ludwig, Monographia Heliceorum viventium. Vol. III, 1853. Genus Auriculella, 

 unter Partula, pag. 454. Genus Achatinella, Sw., pag. 455—467 (pag. 504). 



1853. Philippi, Dr. R. A , Handbuch der Conchyliologie und Malakozoologie. Halle, 1853, 8°, pag. 248. 



1854. Newcomb, Dr. W., Abstract of Descriptions of some Animals of Achatinella, and other Remarks. 



In: Proc. Zool. Soc. London, Part XXII, 1854, pag. 310— 311. 

 1854. Pfeiffer, Dr. Ludwig, Skizze einer Monographie der Gattung Achatinella, Swains. 



In: Malakozool. Blätter, Jahrg. 1, 1854, pag. 112 — 145. 

 1854. Pfeiffer, Dr. Ludwig, Descriptions of sixteen New Species of Helicea, from the Collection of 

 H. Cuming. 



In: Proc. Zool. Soc. London, Part XXII, 1854, pag. 122-126. 



1854. Pfeiffer, Dr. Ludwig, Genus Achatinella, Swains. 



In: Bulimus, Partula, Achatinella der „Neuen Ausgabe von Martini Chemn. Conchylien-Kabinett". 

 Bd. I, Abt. XIII, 1854, 1855. pag. 277—283, Taf. 67, Fig. 5 — 31. 



1855. Berge, F., Conchyiienbuch. Stuttgart, 1855, 4», pag. 153, Taf. 25, Fig. 13-16. 

 1855. Newcomb, Dr. W., Descriptions of five New Species of Achatinella. 



In: Proc. Boston Soc. Nat. History, Vol. V, 1854 — 1856. July 25, 1855, pag. 218—220. 

 1855. Newcomb, Dr. W., Descriptions of New Species of Achatinella. 



In: Annals, Lyceum Nat. Hist. of New York. Vol. VI, 1853-1858. Sept. 17, 1855, pag. 142-147. 

 Zoologlca. Heft 48. 22 



