MolluscaBase name details
original description
Pfeiffer, L. (1855-1856). Versuch einer Anordnung der Heliceen nach natürlichen Gruppen. <em>Malakozoologische Blätter.</em> 2(3): 112 [≥ September 1855]; 2(4): 113–144 [December 1855]; 2(5) (“1855”): 145–185 [January 1856]., available online at https://www.biodiversitylibrary.org/page/15864853
page(s): 149 [details]
additional source
Pfeiffer, L. (1856). Descriptions of twenty-five new species of land-shells, from the collection of H. Cuming, Esq. <em>Proceedings of the zoological Society of London.</em> 24 (302): 32; 24 (303): 33-36. London [16 June]., available online at https://www.biodiversitylibrary.org/page/12860555
page(s): 34 [details]
additional source
Pfeiffer, L. (1859). Monographia Heliceorum viventium. Sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum. Volumen quartum. (1): 1–352 [January or February]; (2): 353–920, i–ix [< November]. Lipsiae: F.A. Brockhaus., available online at https://www.biodiversitylibrary.org/page/11648889
page(s): 438 [details]