Class Nodosariata Mikhalevich, 1992 Subclass Hormosinana Mikhalevich, 1992 Order Hormosinida Mikhalevich, 1980 Superfamily Hormosinoidea Haeckel, 1894 Family Hormosinidae Haeckel, 1894 Subfamily Nodosininae Saidova, 1981 [monotypic] 1 Genus Nodosinum Hofker, 1930