Family Tetranychidae Donnadieu, 1875
   Subfamily Bryobiinae Berlese, 1913 - spider mites
     Tribe Hystrichonychini Pritchard & Baker, 1955
       01 Genus Bryocopsis Meyer, 1974
       02 Genus Tetranycopsis Canestrini, 1889
       03 Genus Notonychus Davis, 1969
       04 Genus Dolichonobia Meyer, 1974
       05 Genus Monoceronychus McGregor, 1945
       06 Genus Mesobryobia Wainstein, 1956
       07 Genus Neopetrobia Wainstein
       08 Genus Hystrichonychus McGregor, 1950
       09 Genus Parapetrobia Meyer & Ryke, 1959
       10 Genus Peltanobia Meyer, 1974
       11 Genus Tauriobia Livshitz & Mitrofanov, 1967
       12 Genus Aplonobia Womersley, 1940
       13 Genus Paraplonobia Wainstein, 1960
       14 Genus Beerella Wainstein, 1961
       15 Genus Magdalena Baker & Tuttle, 1994
       16 Genus Porcupinychus Anwarullah, 1966
       17 Genus Afronobia Meyer, 1974