Phylum Tardigrada Doyère, 1840 - tardigrades Class Eutardigrada Richters, 1926 - naked tardigrades Order Parachela Schuster, Nelson, Grigarick & Christenberry, 1980 Family Eohypsibiidae Bertolani & Kristensen, 1987 1 Genus Eohypsibius Kristensen, 1982 2 Genus Amphibolus Bertolani, 1981