Family Hygrobatidae
 
Atractides C.L. Koch, 1837
 
  Atractides acutirostris Motas & C. Angelier, 1927 (S, Si)
  Atractides distans (Viets, 1914) (N)
  Atractides cf. fonticolus (Viets, 1920) (Si)
  Atractides gibberipalpis Piersig, 1898 (N)
  Atractides inflatus (Walter, 1925) (Si)
  Atractides latipes (Szalay, 1935) (N)
  Atractides legeri (Motas, 1927) (N, S)
  Atractides nodipalpis (Thor, 1899)
        Atractides nodipalpis nodipalpis (Thor, 1899) (N, S, Si)
        Atractides nodipalpis longitibialis (Walter, 1927) (S)
        Atractides nodipalpis pennatus (Viets, 1920) (N, S)
  Atractides ovalis Koenike, 1883 (S)
  Atractides panniculatus (Viets, 1925) (Si)
  Atractides pavesii Maglio, 1905 (N, S)
  Atractides robustus (Sokolow, 1940) (N, S)
  Atractides spinipes C.L. Koch, 1837 (N, S)
  Atractides subasper Koenike, 1902 (Si)
  Atractides tener (Thor, 1899) (N)
  Atractides walteri (Viets, 1925) (N)
 
Hygrobates (Hygrobates) C.L. Koch, 1837
 
  Hygrobates (Hygrobates) calliger Piersig, 1896 (N, S, Si, Sa)
  Hygrobates (Hygrobates) fluviatilis (Ström, 1768) (N, S, Si, Sa)
  Hygrobates (Hygrobates) foreli (Lebert, 1874) (N, S)
  Hygrobates (Hygrobates) longipalpis (Hermann, 1804) (N, S, Si, Sa)
  Hygrobates (Hygrobates) longiporus Thor, 1898 (N, S, Si, Sa)
  Hygrobates (Hygrobates) nigromaculatus Lebert, 1879 (N)
  Hygrobates (Hygrobates) trigonicus Koenike, 1895 (N)
  Hygrobates (Hygrobates) sp. (N) (*)
 
Hygrobates (Rivobates) Thor, 1897
 
  Hygrobates (Rivobates) norvegicus (Thor, 1897) (N, S, Si)
 
 
Note
 
Hygrobates (Hygrobates) sp.: Specie indeterminata reperita nel Lago di Cavazzo.

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