Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002 Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826 Class Spirillinata Mikhalevich, 1992 Subclass Ammodiscana Mikhalevich, 1980 Order Ammodiscida Mikhalevich, 1980 Family Turriglominidae Zaninetti, 1987 see Subfamily Turriglomininae Zaninetti, 1987