Omphalotropis tumidula is a species of small, salt marsh snail with an operculum, aquatic gastropod mollusks, or micromollusks, in the family Assimineidae. This species is endemic to Micronesia.
References
- ^ Mollusc Specialist Group (1996). "Omphalotropis tumidula". IUCN Red List of Threatened Species. 1996: e.T15296A4511414. doi:10.2305/IUCN.UK.1996.RLTS.T15296A4511414.en. Retrieved 16 November 2021.