Atlantic giant cockle
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Cardiida
- family: Cardiidae
- genus: Dinocardium
- species: Dinocardium robustum
Tuxpan de Rodríguez Cano
Veracruz
Mexico
Orange Beach
Alabama- Atlantic Beach
North Carolina- Freeport
- Port Aransas
- Port Isabel
Texas
United States