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 Phaeodarea Haeckel, 1879 see Subclass Phaeodaria Haeckel, 1879
         Order Phaeocalpida Haeckel, 1887
           Family Circoporidae Haeckel, 1887
             1 Genus Circoporus Haeckel, 1879
             2 Genus Circospathis Haeckel, 1879, nom. nud.
             3 Genus Haeckeliana Haeckel, 1887