Asteroidea - Cryptozonia

Full reference: W. P. Sladen. 1889. The Asteroidea. Report of the Scientific Results of the Voyage of the H.M.S. Challenger 1873-1876, Zoology 30:1-935

Parent taxon: Asteroidea according to C. Schuchert 1915

See also Clark and Twitchell 1915 and Sladen 1889

Sister taxa: Ambuloasteroidea, Arthrasteridae, Euasteroidea, Euaxosida, Hadrosida, Hemizonida, Hunsrueckaster, Kermasida, Lepidasterella, Neopalaeasteridae, Petrasteridae, Phanerozoma, Phanerozonida, Platyasterida, Pleuraster, Proactis, Protarthraster, Pustulosida, Schuchertiidae, Silicaster, Spinulosacea, Trichotaster, Yarravaster

Subtaxa: Palaeosolasteracea Schuchertiacea Stenasteracea Urasterellacea

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Ecology: slow-moving low-level epifaunal carnivore

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