Sinônimos: TalytyphisexpansusSowerby, 1874; Typhismelloleitaoi Lange de Morretes, 1940; TalityphisperchardeiRadwin & D’Attilio, 1976
Descrição original: Sowerby, G. B. II. (1874). Monograph of the genus Typhis. In: Conchologia iconica, or illustrations of the shells of molluscous animals, vol. 19, pls 1-3 and unpaginated text. L. Reeve & Co., London. [stated date: February 1874]. , available online at https://www.biodiversitylibrary.org/page/8218005page(s): pl. 3, figs 12a–b