[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
       Radiolaria Müller, 1858 see Phylum Radiolaria Müller, 1858
         Acantharia Haeckel, 1881 see Class Acantharia Haeckel, 1881
           Arthracanthida Schewiakoff, 1926 see Order Arthracanthida Schewiakoff, 1926
             1 Genus Acanthometra Müller, 1855
             2 Genus Daurataspis nom. null. see Genus Dorataspis Haeckel, 1860
             3 Genus Dictyacantha Schewiakoff, 1926
             4 Genus Diploconus Haeckel, 1860
             5 Genus Phractopelta Haeckel, 1887
             6 Genus Phyllostaurus Haeckel, 1862
             7 Genus Pleuraspis Haeckel, 1887
             8 Genus Stauracantha Haeckel, 1881