†Ataxaster Jaekel 1903 (brittle star)
Full reference: O.M.J. Jaekel. 1903. Asteriden und Ophiuriden aus dem Silur Böhmens. Zeitschrift der Deutschen geologischen Gesellschaft 55:106-113
Parent taxon: Ophiuroidea according to W. K. Spencer and C.W. Wright 1966
Sister taxa: Calclyra, Calclyridae, Calyptactis, Cheiropterasteridae, Encrinasteridae, Eophiuridae, Euryalida, Euzonosomatidae, Hallasteridae, Klasmuridae, Lumectaster, Myophiuroida, Oegophiurida, Oegophiuridea, Oegophiuroida, Ophiaulaxoides, Ophioflabellum, Ophioma, Ophiotrigonum, Ophiurella, Ophiurida, Ophiuridea, Phrynophiurida, Stenasteridae, Stenurida
Subtaxa: none
Ecology: slow-moving low-level epifaunal detritivore-suspension feeder