Subclass Oegophiuridea Matsumoto 1915 (brittle star)
Full reference: H. Matsumoto. 1915. A new classification of Ophiuroidea: with description of genera and species. Proceedings of the Academy of Natural Sciences of Philadelphia 67:43-92
Parent taxon: Ophiuroidea according to H. Matsumoto 1915
Sister taxa: Ataxaster, Calclyra, Calclyridae, Calyptactis, Cheiropterasteridae, Encrinasteridae, Eophiuridae, Euryalida, Euzonosomatidae, Hallasteridae, Klasmuridae, Lumectaster, Myophiuroida, Oegophiurida, Oegophiuroida, Ophiaulaxoides, Ophioflabellum, Ophioma, Ophiotrigonum, Ophiurella, Ophiurida, Ophiuridea, Phrynophiurida, Stenasteridae, Stenurida
Subtaxa: Ophiocanopidae
Ecology: slow-moving low-level epifaunal detritivore-suspension feeder