Cymothoa oestrum
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Isopoda
- family: Cymothoidae
- genus: Cymothoa
- species: Cymothoa oestrum
Four Cross Roads
Saint John
BarbadosMontego Bay
St. James
JamaicaLa Parguera
Lajas
Puerto RicoKey West
FloridaPort Aransas
Texas
United StatesCharlotte Amalie
Saint Thomas Island
Virgin Islands, U.S.