midland siltsnail
- kingdom: Animalia
- phylum: Mollusca
- class: Gastropoda
- order: Littorinimorpha
- family: Hydrobiidae
- genus: Cincinnatia
- species: Cincinnatia integra
Siloam Springs
Arkansas- Fox Lake
- Lake Villa
- Pistakee Highlands
Illinois- Mount Vernon
Indiana- New Braunfels
Texas
United States