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 Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818
         Phylum Sarcomastigophora Honigberg & Balamuth, 1963
           Subphylum Sarcodina - amebas
             Superclass Rhizopoda - rhizopodans see Phylum Rhizopoda Dujardin, 1835
               Class Lobosa Carpenter, 1861 see Infraphylum Lobosa Carpenter, 1861
                 Subclass Gymnamoeba see [unranked] Gymnamoebae
                   Order Amoebida - naked lobosid amebas see Class Amoebaea
                     Suborder Tubulina see Order Tubulinida Smirnov et al., 2005
                       Family Hartmannellidae Volkonsky, 1931
                         Genus Hartmannella Alexeieff, 1912
                           Hartmannella vermiformis Page, 1967 see Vermamoeba vermiformis (Page, 1967)