original description
Pilsbry, H. A. & Gulick, A. (1900). Descriptions of new Japanese land snails. <em>The Nautilus.</em> 14(8): 88-91., available online at https://www.biodiversitylibrary.org/page/1731522#page/102/mode/1up
page(s): 91; note: See Pilsbry (1895) Catalogue of the marine shells of Japan.... pl. 10, fig. 4 [details]
additional source
Pilsbry, H. A. (1895). <i>Catalogue of the marine shells of Japan with descriptions of new species and notes on others collected by Frederick Stearns</i>. F. Stearns, Detroit, viii + 196 pp, 11 pls., available online at http://www.biodiversitylibrary.org/item/41228
page(s): pl. 10, fig. 4 [details]
From editor or global species database
Type locality Loo Choo Is. [details]