Class Nodosariata Mikhalevich, 1992 Subclass Hormosinana Mikhalevich, 1992 Order Hormosinida Mikhalevich, 1980 Superfamily Cribratinoidea Loeblich & Tappan, 1984 Family Thomasinellidae Loeblich & Tappan, 1984 Genus Thomasinella Schlumberger, 1889