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 Parazoa (Sollas, 1884) see Phylum Porifera Grant, 1836
         Phylum Porifera Grant, 1836 - sponges
           Class Hexactinellida Schmidt, 1870 - hexactinellids
             Subclass Amphidiscophora Schulze, 1886
               Order Amphidiscosida Schrammen, 1924
                 1 Family Pheronematidae Gray, 1870
                 2 Family Monoraphididae Ijima, 1927 see Family Monorhaphididae Ijima, 1927
                 2 Family Monorhaphididae Ijima, 1927
                 3 Family Hyalonematidae Gray, 1857