Carolina slabshell
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Unionida
- family: Unionidae
- genus: Elliptio
- species: Elliptio congaraea
Carrboro- Fairview
- Fayetteville
- Lake Waccamaw
- Lillington
- Norwood
- Wesley Chapel
North Carolina- Cheraw
- Clearwater
- Columbia
- Conway
- North Augusta
- West Columbia
South Carolina
United States