Wikispecies has information related to Speleoithona bermudensis.
^Iliffe, T.M. (1996). "Speleoithona bermudensis". IUCN Red List of Threatened Species. 1996: e.T20453A9200252. doi:10.2305/IUCN.UK.1996.RLTS.T20453A9200252.en. Retrieved 17 November 2021.