eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Protozoa Goldfuss, 1818 - protozoa
     Subkingdom Dictyozoa Cavalier-Smith, 1991
       Branch Bikonta Cavalier-Smith, 1993
         Infrakingdom Neozoa Cavalier-Smith, 1993
           Parvkingdom Alveolata Cavalier-Smith, 1991 see Superphylum Alveolata Cavalier-Smith, 1991
             Phylum Apicomplexa Levine, 1970 see Infraphylum Apicomplexa Levine, 1970
               Subphylum Apicomonada Cavalier-Smith, 1993 see Superclass Apicomonada Cavalier-Smith, 1993
                 Class Apicomonadea Cavalier-Smith, 1993
                   Order Perkinsida Levine, 1978