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 Testacealobosa see Subclass Testacealobosia de Saedeleer, 1934
                   Order Arcellinida Kent, 1880 - shelled lobosid amebas
                     Suborder Eulobosina see Order Arcellinida Kent, 1880
                       Family Arcellidae Ehrenberg, 1843
                         Genus Pyxidicula Ehrenberg, 1836