Macrophiothrix demessa
- kingdom: Animalia
- phylum: Echinodermata
- class: Ophiuroidea
- order: Ophiurida
- family: Ophiotrichidae
- genus: Macrophiothrix
- species: Macrophiothrix demessa
Colonia
Yap
Micronesia, Federated States Of- Pitcairn
Anse Royale
Anse Royale
Seychelles
Lahaina
Hawaii
United States
Adamstown