Mediaster ornatus
- kingdom: Animalia
- phylum: Echinodermata
- class: Asteroidea
- order: Valvatida
- family: Goniasteridae
- genus: Mediaster
- species: Mediaster ornatus
Barrigada Village
BarrigadaMangilao Village
MangilaoMongmong-Toto-Maite Village
Mongmong-Toto-Maite
Guam