Oreaster
Oreaster est genus Asteroideorum familiae Oreasteridarum.

Selected species 
Sunt saltem duae species :
 Oreaster clavatus Müller & Troschel, 1842
 Oreaster reticulatus (Linnaeus, 1758)

Notae 

Oreasteridae
Taxa Müller
Taxa Troschel
Taxa 1842