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Mollusks
 
Picture of terrestrial snails
- Photo by Brent Steury
Terrestrial snails of Great Falls Park, Clockwise from top, Succinea ovalis, Anguispira alternata, and Ventridens ligera
A total of 40 mollusk species have been documented within GWMP. Twenty-seven species of land snails and slugs and five freshwater snails have been found. These include the state rare species Striatura milium (Fine-ribbed striate) and Fontigens bottimeri (Appalachian springsnail). Additionally, eight species of freshwater mussels have been found within GWMP.
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Last Updated: July 07, 2008 at 15:00 EST