sea pill bug
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Isopoda
- family: Sphaeromatidae
- genus: Sphaeroma
- species: Sphaeroma quadridentatum
Branford- Branford Center
- New Haven
- West Haven
Connecticut- Rehoboth Beach
Delaware- New Bedford
- Provincetown
Massachusetts- Biloxi
Mississippi- Cape May
New Jersey- Beaufort
North Carolina- Beaufort
- Seabrook Island
South Carolina- Cape Charles
- Norfolk
- Portsmouth
Virginia
United States