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 Miliolana Saidova, 1981
         Group Fusulinoids Fursenko, 1958
           Superorder Endothyroida Fursenko, 1958
             Order Endothyrida Fursenko, 1958
               Superfamily Endothyroidea Brady, 1884
                 Family Endostaffellidae Loeblich & Tappan, 1984
                   1 Genus Praeeostaffellina Mikhalevich, 2013, nom. null. see Genus Praeostaffellina Cózar, Somerville & Burgess, 2008
                   2 Genus Praeplectostaffella Cózar, Somerville & Burgess, 2008