Class Nodosariata Mikhalevich, 1992 Subclass Hormosinana Mikhalevich, 1992 Order Hormosinida Mikhalevich, 1980 Superfamily Hormosinoidea Haeckel, 1894 Family Oxinoxisidae Vyalov, 1968 [monotypic] Genus Oxinoxis Gutschick, 1962