Superorder Valvatacea McKnight 1975 (sea star)
Full reference: D.G. McKnight. 1975. Classification of somasteroids and asteroids (Asteroidea: Echinodermata). Journal of the Royal Society of New Zealand 5:13-19
Parent taxon: Neoasteroidea according to L. Villier et al. 2007
Sister taxa: Forcipulatacea, Migmasteridae, Surculifera, Valvatida
Subtaxa: Carniaster, Notomyotida, Paxillosida
Ecology: slow-moving low-level epifaunal carnivore