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 Mycetozoa de Bary, 1859 see Superclass Mycetozoa de Bary, 1859 ex Rostafinski, 1873
         Subclass Guttulinia L.S. Olive, 1970 see Class Heterolobosea Page & Blanton, 1985
           Order Guttulinida L.S. Olive, 1970 see Order Acrasida Schröter, 1886
             Family Fonticulidae Worley, Raper & Hohl, 1979
               1 Genus Fonticula Worley, Raper & Hohl, 1979