Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
   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 Sigmoilopsidae Vella, 1957
             1 Subfamily Spirolocammininae Mikhalevich & Kaminski, 2008
             2 Subfamily Sigmoilopsinae Vella, 1957