Dichotomaria marginata
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Nemaliales
- family: Galaxauraceae
- genus: Dichotomaria
- species: Dichotomaria marginata
Dorp Rincón
Bonaire
BQBathsheba
Saint JosephChecker Hall
Saint LucyWelchman Hall
Saint Thomas
BarbadosHamilton
Hamilton city
BermudaBahani
Ntsoudjini
Ouella
Grande Comore
ComorosPortsmouth
Saint John
DominicaAnse-Bertrand
Guadeloupe
GuadeloupeJérémie
GrandʼAnseRoche-à-Bateau
Sud
HaitiSandy Bay
Bay Islands
HondurasSandy Bay
HanoverPort Antonio
Portland
JamaicaEbene
Plaines Wilhems
MauritiusSaint Croix
Saint Croix Island
Virgin Islands, U.S.