Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826 Class Miliolata Saidova, 1981 - porcelaneous foraminifers Subclass Miliamminana Mikhalevich, 1980 Order Schlumbergerinida Mikhalevich, 1980 Family Schlumbergerinidae Mikhalevich, 1980 Genus Schlumbergerina Munier-Chalmas, 1882 Schlumbergerina areniforaᵀ Munier-Chalmas, 1882