eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Protozoa Goldfuss, 1818 [paraphyletic] - protozoa
     Subkingdom Sarcomastigota Cavalier-Smith, 1983 [paraphyletic] see [unranked] dorsates Cavalier-Smith, 2021
       Phylum Amoebozoa Lühe, 1913
         Subphylum Lobosa Carpenter, 1861 see Infraphylum Lobosa Carpenter, 1861
           Class Discosea Cavalier-Smith, 2004
             1 Subclass Flabellinia Smirnov et al., 2005
             2 Subclass Longamoebia Cavalier-Smith & Smirnov, 2011