Kingdom Protista (Haeckel, 1866) - protists
   Order Foraminifera d'Orbigny, 1826 see Class Foraminifera d'Orbigny, 1826
     Suborder "rotalids" see Order Rotaliida Lankester, 1885
       Superfamily Rotaliacea Ehrenberg, 1839 see Superfamily Rotalioidea Ehrenberg, 1839
         1 Family Nummulitidae de Blainville, 1827
         2 Family Calcarinidae Schwager, 1876
         3 Family †Miogypsinidae Vaughan, 1928