Phylum Parabasalia Honigberg, 1973
see Infraphylum Parabasalia Honigberg, 1973
Class Tritrichomonadea Cepicka, Hampl & Kulda, 2010
see Order Tritrichomonadida Cepicka, Hampl & Kulda, 2010
Order Tritrichomonadida Cepicka, Hampl & Kulda, 2010 - tritrichomonadids
Family Monocercomonadidae Kirby, 1944
1 Genus Monocercomonasᵀ Grassi, 1879