Descrição original:(como Dentalium semistriolatum Guilding, 1834) Guilding, L. (1834). Observations on Naticina and Dentalium, two genera of molluscous animals. Transactions of the Linnean Society of London. 17(1): 29-35, pl. 3., available online at https://www.biodiversitylibrary.org/page/733927 page(s): 34, pl. 3, figs. 1-6
Caetano C. H., Scarabino V. & Absalao R. S. (2006). Scaphopoda (Mollusca) from the Brazilian continental shelf and upper slope (13° to 21°S) with descriptions of two new species of the genus Cadulus Philippi, 1844. Zootaxa. 1267: 1-47., disponível online emhttps://doi.org/10.11646/zootaxa.1267.1.1