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 Granuloreticulosa see Phylum Foraminifera d'Orbigny, 1826
                 Order Foraminiferida d'Orbigny, 1826 - foraminiferans see Class Foraminifera d'Orbigny, 1826
                   Suborder Rotaliina Delage & Herouard, 1896 see Order Rotaliida Lankester, 1885
                     Superfamily Robertinoidea Reuss, 1850 see Suborder Robertinina Mikhalevich, 1980
                       Family Robertinidae Reuss, 1850
                         1 Genus Robertina d'Orbigny, 1843
                         2 Genus Ungulatella Cushman, 1931
                         3 Genus Ungulatelloides Seiglie, 1964
                         4 Genus Cushmanella Palmer & Bermúdez, 1936
                         5 Genus Alliatina Troelsen, 1954
                         6 Genus Sidebottomina Seiglie, 1964
                         7 Genus Robertinoides Höglund, 1947
                         8 Genus Alliatinella Carter, 1957
                         9 Genus Ceratobuliminoides Parr, 1950