Kingdom Animalia Linnaeus, 1758 - animals Phylum Brachiopoda Duméril, 1806 - brachiopods Class Inarticulata (Huxley, 1869) Genus Discinisca Dall, 1871 1 Order †Paterinida Rowell, 1965 2 Order Lingulida Waagen, 1885 3 Order Acrotretida Kuhn, 1949 4 Order †Obolellida Rowell, 1965