Phylum Amoebozoa Lühe, 1913
   Subphylum Lobosa Carpenter, 1861 see Infraphylum Lobosa Carpenter, 1861
     Class Discosea Cavalier-Smith, 2004
       Subclass Flabellinia Smirnov et al., 2005
         ?Order Trichosida Möbius, 1889 [monotypic]
           1 Family Trichosidae Möbius, 1889 [monotypic]