Cymothoa oestrum
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Isopoda
- family: Cymothoidae
- genus: Cymothoa
- species: Cymothoa oestrum
- Four Cross Roads
Saint John
Barbados- Montego Bay
St. James
Jamaica- La Parguera
Lajas
Puerto Rico- Key West
Florida- Port Aransas
Texas
United States- Charlotte Amalie
Saint Thomas Island
Virgin Islands, U.S.