Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Echinodermata Bruguière, 1789 - echinoderms
     Subphylum Echinozoa von Zittel, 1895 see Infraphylum Echinozoa Haeckel, in Von Zittell, 1895
       Class †Edrioasteroidea Billings, 1858
         Genus †Carneyella Foerste, 1916
         Genus †Cryptogoleus Bell, 1976
         Genus †Edriophus Bell, 1976
         Genus †Foerstediscus Bassler, 1935
         Genus †Isorophus Foerste, 1916
         Genus †Streptaster Hall, 1872
         ?Genus †Tribrachidium Glaessner, 1959