MolluscaBase taxon details
original description
Gray, J. E. (1853). Descriptions of two new genera (<i>Pfeifferia</i> and <i>Janella</i>) of land Mollusca. <em>Annals and Magazine of Natural History.</em> (2) 12: 412–417., available online at https://www.biodiversitylibrary.org/page/22191846
page(s): 412 [details]
original description
(of Cochlostyla (Chromatosphaera) Pilsbry, 1892) Pilsbry, H. A. (1891-1892). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 7: Helicidae, vol.5. pp 1-225, pls 1-61. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-64, pls. 1-15, Aug. 3, 1891; pp. 65-128, pls. 16-30, Nov. 3, 1891; pp. 129-192, pls. 31-45, Jan. 30, 1892; pp. 193-225, pls. 46-61, Apr. 25, 1892]. , available online at https://biodiversitylibrary.org/page/1102230
page(s): 169 [details]
basis of record
Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
additional source
Mörch, O. A. L. (1865). Quelques mots sur un arrangement des mollusques pulmonés terrestres (Géophiles, Fér.) basé sur le système naturel. <em>Journal de Conchyliologie.</em> 13: 376-396., available online at https://www.biodiversitylibrary.org/page/15133987
page(s): 385 [details]