Asteroidea - Valvatida - Ophidiasteridae

Full reference: L. Agassiz. 1836. Prodrome d'une monographie des radiaires ou échinodermes. Mémoires de la Société des Sciences Naturelles de Neuchâtel 1:168-199

Parent taxon: Ophidiasteridae according to W. K. Spencer and C.W. Wright 1966

Sister taxa: Altairia, Certonardoa, Chariaster, Denebia, Linckia, Nardoa, Sladenia

Subtaxa: Ophidiaster davidsoni

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Ecology: epifaunal omnivore