basis of recordDautzenberg P. (1910). Contribution à la faune malacologique de l'Afrique occidentale. <em>Actes de la Société Linnéenne de Bordeaux.</em> 64: 47-228, pls 1-4 [reprints paginated 1-174]., available online athttps://www.biodiversitylibrary.org/page/32055812 page(s): 104; note: name cited in synonymy, not made available thereby [details]