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 Xenophyophorea Schulze, 1904
         Order Psamminida Tendal, 1972
           1 Family Psammettidae Tendal, 1972
           2 Family Psamminidaeᵀ Haeckel, 1889
           3 Family Syringamminidae Tendal, 1972
           4 Family Cerelasmidae Tendal, 1972