Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002 Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826 Class Astrorhizata Saidova, 1981 Subclass Astrorhizana Saidova, 1981 Order Hippocrepinida Saidova, 1981 Superfamily Hippocrepinoidea Rhumbler, 1895 Family Ammovoluminidae Chernykh, 1967