foraminifera d'Orbigny, 1826 see Class Foraminifera d'Orbigny, 1826 Suborder †Involutinina Hohenegger & Piller, 1977 see Order Involutinida Hohenegger & Piller, 1977 Superfamily †Involutinoidea Bütschli, 1880 Family †Triasinidae Loeblich & Tappan, 1986 1 Genus †Triasina Majzon, 1954