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 Ammomassilinidae Mikhalevich & Kaminski, 2008 Subfamily Ammomassilininae Mikhalevich & Kaminski, 2008 [monotypic] 1 Genus Ammomassilinaᵀ Cushman, 1933