Kingdom Protozoa Goldfuss, 1818 - protozoa
Count: [p] 13p;21c;9o;1f;46g;29s
   Subkingdom Corticata Lankester, 1878 see Subkingdom Biciliata
  Count: [p] 7p;3c;2o;22g;14s
     Infrakingdom Excavata T. Cavalier-Smith, 2002 see Supergroup Excavata Cavalier-Smith, 2002
    Count: -
       Superphylum Discicristata Cavalier-Smith, 1998
      Count: [p] 2p;1c;8g;6s
         Phylum Euglenozoa Cavalier-Smith, 1981
        Count: -
           Genus Petalomonas F. Stein, 1859
          Count: -
             Petalomonas cantuscygni J.P. Cann & N.C. Pennick, 1986
            Count: -