Kingdom Animalia Linnaeus, 1758 - animals Phylum Tardigrada Doyère, 1840 - tardigrades Class Eutardigrada Richters, 1926 - naked tardigrades Order Apochela Schuster, Nelson, Grigarick & Christenberry, 1980 [monotypic] Family Milnesiidae Ramazzotti, 1962 Genus Milnesium Doyère, 1840 1 †Milnesium swolenskyi Bertolani & Grimaldi, 2000