eukaryotes see Domain Eukaryota Chatton, 1925
Status: extant
   Protozoa Goldfuss, 1818 [paraphyletic] - protozoa
  Status: extant
     Sarcomastigota Cavalier-Smith, 1983 [paraphyletic] see [unranked] dorsates Cavalier-Smith, 2021
    Status: extant
       Choanozoa Cavalier-Smith, 1981 [paraphyletic]
      Status: extant
         Paramycia Cavalier-Smith, 2012 see Kingdom Nucleariae Tedersoo, Sánchez-Ramírez, Kõljalg, Bahram, Döring, Schigel, May, Ryberg & Abarenkov, 2018
        Status: extant
           Rozellidea Cavalier-Smith, 2012
          Status: extant
             Rozella Cornu, 1872 see Genus Rozella Cornu (1872)
            Status: extant