life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukarya Chatton, 1925 see Domain Eukaryota Chatton, 1925
     Kingdom Protoctista Hogg, 1860
       Phylum Xenophyophora Schulze, 1904
         Class Psamminida Tendal, 1972 see Order Psamminida Tendal, 1972
           Family Psamminidae Haeckel, 1889
             1 Genus Galatheammina Tendal, 1972
             2 Genus Reticulammina Tendal, 1972
             3 Genus Psammina Haeckel, 1889
             4 Genus Semipsammina Tendal, 1975
             5 Genus Cerelpemma Laubenfels, 1936