living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Echinodermata Bruguière, 1789 - echinoderms
           Subphylum Asterozoa von Zittel, 1895 see Infraphylum Asterozoa von Zittel, 1895
             Class Stelleroidea Lamarck, 1816 see Subphylum Asterozoa von Zittel, 1895
               Subclass Asteroidea Blainville, 1830 - starfishes see Class Asteroidea Blainville, 1830
                 Order Forcipulata see Order Forcipulatida Perrier, 1884
                   Family Asteriidae Gray, 1840
                     1 Genus Pedicellaster Sars, 1861
                     2 Genus Asterias Linnaeus, 1758
                     3 Genus Pisaster Müller & Troschel, 1840
                     4 Genus Evasterias Verrill, 1914
                     5 Genus Pycnopodia Stimpson, 1862
                     6 Genus Leptasterias Verrill, 1866
                     7 Genus Labidiaster Lütken, 1871