sawtooth penshell
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Ostreida
- family: Pinnidae
- genus: Atrina
- species: Atrina serrata
Orange Beach
Alabama- Saint Augustine
- Saint James City
Florida- Atlantic Beach
North Carolina- Freeport
- Port Aransas
- Port Isabel
Texas
United States