MolluscaBase taxon details
original description
(of Helix navigatorum L. Pfeiffer, 1855) Pfeiffer, L. (1855). Descriptions of forty-two new species of <i>Helix</i>, from the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 22 (263) [“1854”]: 49-57. London [10 January]., available online at https://www.biodiversitylibrary.org/page/30747430
page(s): 55 [details]
original description
(of Helix (Caracolla) troilus A. Gould, 1846) Gould, A.A. (1846). Descriptions of the species Helix, from the Shells of the United States Exploring Expedition. Proceedings of the Boston Society of Natural History, 2: 175–179. Boston., available online at https://www.biodiversitylibrary.org/page/9490859
page(s): 176. [details]
basis of record
Baker, H. B. (1941). Zonitid snails from Pacific Islands. Part 3 and 4. <em>Bernice P. Bishop Museum Bulletin.</em> 166: 203–370., available online at http://hbs.bishopmuseum.org/pubs-online/pdf/bull166.pdf
page(s): 310 [details]
additional source
Semper, C. (1870-1885). <i>Reisen im Archipel der Philippinen, Theil 2. Wissenschaftliche Resultate. Band 3, Landmollusken</i>. Wiesbaden: Kreidel. [1-80, pls 1-7 (1870); 81-128 (1873); 129-168 (1874); 169-224 (1877); 225-264, pls 19–20, 22–23 (1880); 265–290, pl. 21 (1882); 291-327, pls 24–27 (1885)] (publication dates after Zool. Record)., available online at https://biodiversitylibrary.org/page/32630046
page(s): 114, pl. 12, fig. 11 [details]
From editor or global species database
From other sources