Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
   Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
     Class Spirillinata Mikhalevich, 1992
       Subclass Ammodiscana Mikhalevich, 1980
         Order Ammodiscida Mikhalevich, 1980
           1 Family Ammodiscidae Reuss, 1862
           2 Family Pseudoammodiscidae Conil & Lys, 1970
           3 Family Turritellellidae Saidova, 1981
           4 ?Family Tolypamminidae Cushman, 1928
           5 Family Turriglominidae Zaninetti, 1987 see Subfamily Turriglomininae Zaninetti, 1987