Class Lobosea (Carpenter, 1861) Cavalier-Smith, 1993 see Subphylum Lobosa Carpenter, 1861
   Subclass Gymnamoebia (Haeckel, 1862) Cavalier-Smith, 1993 see [unranked] Gymnamoebae
     Order Euamoebida Lepşi, 1960
       Family Vexilliferidae Page, 1987
         Genus Vexillifera Schaeffer, 1926
           Vexillifera expectata Dyková, Lom, Macháčková & Pecková, 1998