Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
   Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
     Class Nodosariata Mikhalevich, 1992
       Subclass Hormosinana Mikhalevich, 1992
         Order Saccamminida Lankester, 1885
           Family Saccamminidae Brady, 1884
             Subfamily Saccammininae Brady, 1884
               1 Genus Lavella Nestell & Tolmacheva, 2004