MolluscaBase name details
original description
Girard, A.A. (1893). Révision de la faune malacologique des Iles St. Thomé et du Prince. I.– Mollusques terrestres et fluviatiles. <em>Jornal de Sciencias mathematicas, physicas e naturaes, Lisboa.</em> (2) 3 (10): 28-114, pl. 1., available online at https://www.biodiversitylibrary.org/page/16209801
page(s): 111, pl. 1, fig. 21. [details]