Portly spider crab
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Decapoda
- family: Epialtidae
- genus: Libinia
- species: Libinia emarginata
New Haven- Noank
- Poquonock Bridge
- West Haven
Connecticut- Bethany Beach
Delaware- Saint Augustine
Florida- Cambridge
- Provincetown
- Somerville
Massachusetts- Beach Haven
- Cape May
- Ocean City
- Surf City
New Jersey- Larchmont
- New Rochelle
New York
United States