foraminifera d'Orbigny, 1826 see Class Foraminifera d'Orbigny, 1826
   Suborder †Fusulinina Wedekind, 1937 see Order Fusulinida Fursenko, 1958
     Superfamily †Fusulinoidea von Möller, 1878 see Order Fusulinida Fursenko, 1958
       1 Family †Loeblichiidae Cummings, 1955
       2 Family †Ozawainellidae Thompson & Foster, 1937
       3 Family †Schubertellidae Skinner, 1931
       4 Family †Fusulinidae Möller, 1878
       5 Family †Schwagerinidae Dunbar & Henbest, 1930
       6 Family †Staffellidae Miklukho-Maklay, 1949
       7 Family †Verbeekinidae Staff & Wedekind, 1910
       8 Family †Neoschwagerinidae Dunbar & Condra, 1927