morton eggcockle
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Cardiida
- family: Cardiidae
- genus: Laevicardium
- species: Laevicardium mortoni
Branford- Branford Center
Connecticut- Bourne
- Mattapoisett
- Mattapoisett Center
- Provincetown
Massachusetts- Beaufort
North Carolina- Port Aransas
- Port Isabel
Texas
United States