Hydrachnidia Krantz, 1978 - water mites
Count: [g] 56f;487g [20 Oct 2023]
   Superfamily Eylaoidea Leach, 1815
  Count: [g] 4f;16g [11 Oct 2023]
     Family Piersigiidae Oudemans, 1902
    Count: [g] 4g [11 Oct 2023]
       Subfamily Piersigiinae Oudemans, 1902
      Count: [g] 2g [11 Oct 2023]
         Genus Piersigia Protz, 1896
        Count: -