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  Animalia
    Bilateria
     Deuterostomia
      Echinodermata
             [Eleutherozoa]
             [Pelmatoza]
             [Pelmatozoa]
        Asterozoa
               [Stelleroidea]
            Asteroidea
                  Forcipulatacea
                    Forcipulatida
                           [Asteriadina]
                            Zoroasteridae
                                     Bythiolophus
                                             Bythiolophus acanthinus
                                     Cnemidaster
                                           [Mammaster]
                                             Cnemidaster gilesi
                                                   [Zoroaster gilesii]
                                             Cnemidaster nudus
                                                   [Zoroaster nudus]
                                             Cnemidaster sigsbeei
                                                   [Mammaster sigsbeei]
                                             Cnemidaster squameus
                                                   [Zoroaster squameus]
                                             Cnemidaster wyvillii
                                             Cnemidaster zea
                                                   [Zoroaster zea]
                                     Doraster
                                             Doraster constellatus
                                     Myxoderma
                                           [Zoroaster (Myxoderma)]
                                             Myxoderma acutibrachia
                                             Myxoderma longispinum
                                                   [Zoroaster longispinum]
                                                   [Zoroaster perarmatus]
                                             Myxoderma platyacanthum
                                                   [Zoroaster platyacanthus]
                                             Myxoderma qawashqari
                                                   [Doraster qawashqari]
                                             Myxoderma sacculatum
                                                   [Myxoderma derjugini]
                                                   [Zoroaster sacculatus]
                                     Pholidaster
                                             Pholidaster squamatus
                                                   [Pholidaster distinctus]
                                     Sagenaster
                                             Sagenaster evermanni
                                                   [Zoroaster evermani evermani]
                                                   [Zoroaster evermani mordax]
                                                   [Zoroaster evermani]
                                                   [Zoroaster evermanni evermanni]
                                                   [Zoroaster evermanni mordax]
                                                   [Zoroaster evermanni]
                                     Zoroaster
                                           [Prognaster]
                                             Zoroaster actinocles
                                             Zoroaster adami
                                             Zoroaster alfredi
                                             Zoroaster alternicanthus
                                             Zoroaster angulatus
                                             Zoroaster barathri
                                             Zoroaster carinatus
                                               Zoroaster carinatus carinatus
                                               Zoroaster carinatus philippinensis
                                             Zoroaster fulgens
                                                   [Prognaster grimaldii]
                                                   [Zoroaster ackleyi]
                                                   [Zoroaster bispinosus]
                                                   [Zoroaster diomedeae]
                                                   [Zoroaster longicauda]
                                                   [Zoroaster trispinosus]
                                             Zoroaster hirsutus
                                             Zoroaster macracantha
                                                   [Bythiolophus macracantha]
                                             Zoroaster magnificus
                                             Zoroaster microporus
                                             Zoroaster ophiactis
                                             Zoroaster ophiurus
                                             Zoroaster orientalis
                                             Zoroaster planus
                                             Zoroaster singletoni
                                             Zoroaster spinulosus
                                             Zoroaster tenuis
                                             Zoroaster variacanthus