original description
Pilsbry, H. A. & Cooke, C. M. (1908). Hawaiian Species of <em>Helicina</em>. <em>Occasional Papers of Bernice Pauahi Bishop Museum.</em> 3: 199-218., available online at https://www.biodiversitylibrary.org/page/6503147
page(s): 204, fig. 6 [details]
additional source
Richling, I. (2011). Comment on the Hawaiian species of Helicinidae. In: Severns, M.: Shells of the Hawaiian Islands [Part 2]. The Land Snails. The endemic land and freshwater species and their described variants illustrated by 3117 images and 363 maps on 186 plates: 40-63 [incl. 11 pls.], Hackenheim (ConchBooks).
page(s): 42, 48, pl. 5, fig. 1 [details] Available for editors [request]
source of synonymy
Cowie, R. H., Evenhuis, N. L. & Christensen, C. C. (1995). <i>Catalog of the Native Land and Freshwater Molluscs of the Hawaiian Islands</i>. vi + 248 pp. [3 June]. Leiden (Backhuys Publishers).
page(s): 19 [details]
From editor or global species database
Type locality Kauai: type locality of Oahu given in original description is erroneous. [details]
From editor or global species database