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†class Somasteroidea Spencer 1951

PaleoDB taxon number: 128854

Alternative spelling: Somasteroida

Full reference: W. K. Spencer. 1951. Early Palaeozoic starfish. Philosophical Transactions of the Royal Society of London, series B 235(B623):87-129

Parent taxon: Asterozoa according to D. B. Blake 2013

Sister taxa: Asteroidea, Eopentaroida, Ophiuroidea, Phragmactinidae, Stenuroidea, Auluroidea

Subtaxa: Archegonaster, Archegonasteridae, Catervaparmaster, Chinianasteridae, Goniactinida

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Ecology: epifaunal suspension feeder