original description
Ancey, C. F. (1889). Étude sur la faune malacologique des îles Sandwich. <em>Bulletins de la Société Malacologique de France.</em> 6: 171-258., available online at https://www.biodiversitylibrary.org/page/16141453
page(s): 204; note: Ancey listed the species from Oahu and western Maui; see H. B. Baker (1940: 131, 133) [details]
additional source
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): 159 [details]
From editor or global species database
Etymology Named for the American malacologist, David Dwight Baldwin (1831-1912). [details]