basis of recordFischer-Piette E. (1948). Sur quelques mollusques fluviatiles du Sahara (Aïr, Itchouma, Fezzan). <em>Bulletin du Muséum National d'Histoire Naturelle.</em> ser. 2, 20(1): 180-182., available online athttps://www.biodiversitylibrary.org/page/54337434 page(s): 181 [details]
Present Inaccurate Introduced: alien Containing type locality