Kingdom Animalia Linnaeus, 1758 - animals Phylum Brachiopoda Duméril, 1806 - brachiopods Class Inarticulata (Huxley, 1869) Order Acrotretida Kuhn, 1949 Suborder Craniidina Waagen, 1885 see Order Craniida Waagen, 1885 Genus †Isocrania Jaekel, 1902