organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     amoeboid protists
       Class Acantharea Haeckel, 1881
         1 Order Holacanthida Schewiakoff, 1926
         1 Order Holocanthida see Order Holacanthida Schewiakoff, 1926
         2 Order Symphyacanthida Schewiakoff, 1926
         3 Order Chaunacanthida Schewiakoff, 1926
         4 Order Arthracanthida Schewiakoff, 1926