root › cellular organisms › Eukaryota › Opisthokonta › Metazoa › Eumetazoa › Bilateria › Protostomia › Ecdysozoa › Panarthropoda › Tardigrada › Eutardigrada › Parachela › Macrobiotoidea › Macrobiotidae › Paramacrobiotus › Paramacrobiotus richtersi group