Phylum Tardigrada Doyère 1840 (water bear)
Parent taxon: Panarthropoda according to C. Nielsen 2012
See also Edgecombe et al. 2011 and Zrzavy et al. 1998
Sister taxa: Arthropoda, Dinocaridida, Lobopodia, Luolishaniida, Onychodictyon, Opabiniidae, Xenusia
Subtaxa: Batillipedidae Echiniscidae Eutardigrada Heterotardigrada Macrobiotus Tanarctidae