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 †Rzehakinidae Cushman, 1933 Subfamily †Psamminopeltinae Mikhalevich & Kaminski, 2008 [monotypic] Genus †Psamminopeltaᵀ Tappan, 1957 1 †Psamminopelta bowsheriᵀ Tappan, 1957