Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
   Phylum Foraminiferea see Phylum Foraminifera d'Orbigny, 1826
     1 Xenophyophorea Schulze, 1904
     2 Class Allogromiina Loeblich & Tappan, 1961 see Order Allogromiida Loeblich & Tappan, 1961
     3 Class Textulariina Delage & Hérouard, 1896 see Order Textulariida Delage & Hérouard, 1896
     4 Class Miliolina Delage & Hérouard, 1896 see Order Miliolida Delage & Hérouard, 1896
     5 Class Rotaliina Delage & Herouard, 1896 see Order Rotaliida Lankester, 1885