The grated tryonia, also known as the White River snail, scientific name Tryonia clathrata, is a species of very small or minute freshwater snail with an operculum, an aquatic gastropod mollusk in the family Hydrobiidae. This species is endemic to the United States.
- Bogan, A.E. 1996. Tryonia clathrata. 2006 IUCN Red List of Threatened Species. Downloaded on 7 August 2007.
|This Hydrobiidae-related article is a stub. You can help Wikipedia by expanding it.|