Brown, L. G., & Neville, B. D. (2015). Catalog of the recent taxa of the families Epitoniidae and Nystiellidae (Mollusca: Gastropoda) with a bibliography of the descriptive and systematic literature . Zootaxa, 3907(1), 1–188. https://doi.org/10.11646/zootaxa.3907.1.1