original description
Rang, [S.]. (1832). Marginelle. <i>Marginella</i> Lam. M. helmatine. <i>M. helmatina</i> Rang. <em>Magasin de Zoologie,.</em> 2: Classe V, Planche 5 (with unpaginated text)., available online at https://archive.org/stream/magasindezoologi02pari#page/n143/mode/2up [details]
basis of record
Bernard P.A. (1984). Coquillages du Gabon [Shells of Gabon]. Pierre A. Bernard: Libreville, Gabon. 140 pp, 75 plates, illus. (look up in IMIS) [details]
additional source
Cossignani, T. (2006). <i>Marginellidae & Cystiscidae of the World</i>. L'Informatore Piceno. 408 pp. [details]
From editor or global species database
From other sources