original description
Gould, A. A. (1859). [Descriptions of shells collected by the North Pacific Exploring Expedition]. <em>Proceedings of the Boston Society of Natural History.</em> 6: 422–426., available online at https://biodiversitylibrary.org/page/9493602
page(s): 422 [details]
additional source
Pilsbry, H. A. (1900). On some Japanese land snails. <em>The Nautilus.</em> 14(5): 59-60 [September]., available online at https://www.biodiversitylibrary.org/page/1731570 [details]
source of synonymy
Minato, H. (1988). A systematic and bibliographic list of the Japanese land snails. H. Minato, Shirahama, 294 pp., 7 pls.
page(s): 191 [details]
From editor or global species database
Nomenclature junior homonym of Helix laeta Pfeiffer, 1854. [details]