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
       Gymnamoebae - naked ramicristate amoebae
         Order Euamoebida Lepşi, 1960
           Family Hartmannellidae Volkonsky, 1931
             1 Genus Hartmannella Alexeieff, 1912
             2 Genus Cashia Page, 1974
             3 Genus Nolandella Page, 1983
             4 Genus Saccamoeba Frenzel, 1892
             5 Genus Glaeseria Volkonsky, 1931