Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
   Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
     Class Rotaliata Mikhalevich, 1980 - hyaline foraminifers
       Subclass Textulariana Mikhalevich, 1980
         Order Spiroplectamminida Mikhalevich, 1992
           Superfamily Spirotextularioidea Saidova, 1975
             1 Family Spirotextulariidae Saidova, 1975
             2 Family Novalesiidae Loeblich & Tappan, 1984
             3 ?Family Ecougellidae Loeblich & Tappan, 1985
             4 ?Family Pavonitinidae Loeblich & Tappan, 1961