[Superorder] Acariformes Zakhvatkin, 1952 - mitelike mites
   [Order] Trombidiformes Reuter, 1909
     Suborder Prostigmata Kramer, 1877
       Cohort Eupodina see Infraorder Eupodina Krantz, 1978
         [Superfamily] Bdelloidea Dugès, 1834
           Family Bdellidae Dugès, 1834
             01 Genus Biscurus Tubb, 1937, orth. inval., sedis mutabilis see Genus Biscirus Thor, 1913
             02 Genus Monotrichobdella Baker & Balock, 1944, sedis mutabilis
             03 Genus Tetrabdella Hernandes & Feres, 2006, sedis mutabilis
             04 Genus Spinabdella Lotfollahi, Irani-Nejad, Bagheri & Valizade, 2010, orth. inval., sedis mutabilis see Genus Spinibdella Thor, 1930
             05 Genus Rigabdella Skvarla & Dowling, 2019, orth. inval., sedis mutabilis see Genus Rigibdella Tseng, 1978
             06 Genus Cyta von Heyden, 1826, sedis mutabilis
             07 Genus Trachymolgus Berlese, 1924, sedis mutabilis
             08 Genus Hexabdella van der Schyff, Theron & Ueckermann, 2004, nom. illeg., sedis mutabilis
             09 Genus Bdella Latreille, 1795, sedis mutabilis
             10.1 Genus Polytrichus van der Schyff, Theron & Ueckermann, 2003, sedis mutabilis
             10.2 Genus Neomolgus Oudemans, 1938, sedis mutabilis
             10.3 Genus Bdellodes Oudemans, 1936, sedis mutabilis see Genus Odontoscirus Thor, 1913
             10.4 Genus Odontoscirus Thor, 1913, sedis mutabilis