Kingdom Protista (Haeckel, 1866) - protists
   01 rhizopods
   02 mastigomycetes
   03 chlorobionts
   04 euglenozoa Cavalier-Smith, 1981
   05 rhodophytes
   06 cryptomonads see Order Cryptomonadales Pascher (1913)
   07 choanoflagellates see Class Choanoflagellata
   08 chromobionts
   09 labyrinthomorphs
   10 polymastigotes
   11 paraflagellates
   12 actinopods
   13 dinoflagellates see [unranked] Dinoflagellata Bütschli, 1885
   14 ciliates see [unranked] Ciliophora Doflein, 1901
   15 sporozoa Leuckart, 1879 see Phylum Apicomplexa Levine, 1970
   16 microsporidia Corliss, 1984, nom. vernac. see [unranked] Microsporidia Balbiani, 1882
   17 haplosporidia
   18 myxosporidia