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 Family Calcarinidae Schwager, 1876 Genus Calcarina d'Orbigny, 1826