Bigyra Cavalier-Smith, 1998 Subphylum Opalozoa Cavalier-Smith, 1992 Infraphylum Placidozoa Cavalier-Smith, 2013 Superclass Wobblata Cavalier-Smith, 2013 [paraphyletic] Class Opalomonadea Cavalier-Smith, 2013 1 ?Genus Barthelona Bernard, Simpson & Patterson, 2000 [monotypic] 2 ?Genus Quasibodo Bernard, Simpson & Patterson, 2000 [monotypic]