basis of recordBank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017.[details]
additional sourceVernhout, J. H. (1914). The land- and freshwater-molluscs of the Dutch West-Indian Islands. <em>Notes from the Leiden Museum.</em> 36: 177-189 + 2-page unpaginated table., available online athttps://www.biodiversitylibrary.org/page/14021311#page/193/ page(s): 179, table; note: Unidentified species [details]