Bigyra Cavalier-Smith, 1998 Subphylum Opalozoa Cavalier-Smith, 1992 Infraphylum Placidozoa Cavalier-Smith, 2013 Superclass Wobblata Cavalier-Smith, 2013 [paraphyletic] Class Nanomonadea Cavalier-Smith, 2013 [monotypic] 1 Order Uniciliatida Cavalier-Smith, 2013