Literature

• Encyclopedia of Life. [link]
• Leeuwen, S.J. van & Hewitt, S.J. 2016. Molluscs of St. Eustatius. In: Marine biodiversity survey of St. Eustatius, Dutch Caribbean, 2015. 83-112. Naturalis Biodiversity Center, Leiden, and ANEMOON Foundation, Bennebroek.
• Leeuwen, S.J. van 2026. The conservation status of terrestrial molluscs on the Caribbean Netherlands: a baseline assessment for Bonaire, Saba, and Sint Eustatius. Basteria 90: 45-59.

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] (Pupilloidea)
• WoRMS. World Register of Marine Species. www.marinespecies.org. [link] (Heterobranchia)