living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryotae see Domain Eukaryota Chatton, 1925
     Animalia Linnaeus, 1758 - animals
       Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818
         Sarcomastigophora Honigberg & Balamuth, 1963
           Sarcodina - amebas
             Rhizopoda - rhizopodans see Phylum Rhizopoda Dujardin, 1835
               Granuloreticulosa see Phylum Foraminifera d'Orbigny, 1826
                 Foraminiferida d'Orbigny, 1826 - foraminiferans see Class Foraminifera d'Orbigny, 1826
                   Rotaliina Delage & Herouard, 1896 see Order Rotaliida Lankester, 1885
                     Rotalioidea Ehrenberg, 1839 see Order Rotaliida Lankester, 1885
                       Nummulitidae de Blainville, 1827
                         Heterostegina d'Orbigny, 1826
                           Heterostegina depressa d'Orbigny, 1826