Kingdom Protozoa Goldfuss, 1818 - protozoa
Subkingdom Corticata Lankester, 1878
see Subkingdom Biciliata
Infrakingdom Excavata T. Cavalier-Smith, 2002
see Supergroup Excavata Cavalier-Smith, 2002
Superphylum Eozoa Cavalier-Smith, 1997
see Infrakingdom Eozoa Cavalier-Smith, 1997
Phylum Loukozoa Cavalier-Smith, 1999
Class Jakobea Cavalier-Smith, 1997
Order Jakobida Cavalier-Smith, 1993
1 Family Histionidae Flavin & Nerad, 1993
2 Family Jakobidae Patterson, 1990