Ophiuroidea

Full reference: C. Schuchert. 1914. Fossilium Catalogus. 1: Animalia, pars 3, Stelleroidea palaeozoica. W. Junk, Berlin 1-53

Parent taxon: Ophiuroidea according to J. Dean Shackleton 2005

Sister taxa: Ataxaster, Calclyra, Calclyridae, Calyptactis, Cheiropterasteridae, Encrinasteridae, Eophiuridae, Euryalida, Euzonosomatidae, Hallasteridae, Klasmuridae, Lumectaster, Myophiuroida, Oegophiurida, Oegophiuridea, Oegophiuroida, Ophiaulaxoides, Ophioflabellum, Ophioma, Ophiotrigonum, Ophiurella, Ophiurida, Ophiuridea, Phrynophiurida, Stenurida

Subtaxa: Aulactis, Stenaster

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Type: Stenaster

Ecology: slow-moving low-level epifaunal detritivore-suspension feeder