Hydrophilidae Latreille, 1802
Hydrochara brevipalpis Smetana, 1980
Hydrochara caraboides (L., 1758)
Hydrochara dichroma (Fairmaire, 1892)
Hydrochara flavipes (Steven, 1808)
Hydrochara grandis Zimmermann, 1869
Hydrochara leechi Smetana, 1980
Hydrochara lineata (LeConte, 1855)
Hydrochara obtusata (Say, 1823)
Hydrochara occulta (Orchymont, 1933)
Hydrochara rickseckeri (Horn, 1895)
Hydrochara semenovi (Zaitzev, 1908)
Hydrochara simula Hilsenhoff & Tracy, 1982
Hydrochara soror Smetana, 1980
Hydrochara spangleri Smetana, 1980