Literature

• Clench, W.J. 1970. Land Mollusca of Saba Island, Lesser Antilles. Occasional Papers on Mollusks 3: 53-60.
• Haas, F. 1962. Caribbean land molluscs: Subulinidae and oleacinidae. Studies on the fauna of Curaçao and other Caribbean Islands 13: 49-60.
• Leeuwen, S. van, Boeken, M., Hovestadt, A. 2015. De landslakken van Saba. Spirula 404: 23-31.

Literature references linked to higher taxa

• Coomans, H.E. 1970. Volksnamen voor weekdieren op de Nederlandse Antillen. Nieuwe West-Indische gids 47(2): 158-186. (Mollusca)
• MolluscaBase. MolluscaBase. [link] (Opeas)
• WoRMS. WoRMS, World Register of Marine Species. www.marinespecies.org. [link] (Heterobranchia)