Authors: M.J. de Kluijver & S.S. Ingalsuo
 Kingdom Animalia
 Phylum Echinodermata
 Class Asteroidea
 Class Crinoidea
 Class Echinoidea
 Order Clypeastroidea
 Order Diadematoidea
 Order Spatangoidea
 Class Holothurioidea
 Class Ophiuroidea
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