Order Coleoptera Linnaeus, 1758 - beetles
   Family group Palpicornia see Series Scarabaeiformia Crowson, 1960
     Family Hydrophilidae Latreille, 1802 - water scavenger beetles
       Subfamily Hydrophilinae Latreille, 1802
         06 Genus Crenitis Bedel, 1881
         07 Genus Paracymus Thomson, 1867
         08 Genus Hydrobius Leach, 1815
         09 Genus Limnoxenus Motschulsky, 1853
         10 Genus Anacaena Thomson, 1859
         11 Genus Laccobius Erichson, 1837
         12 Genus Helochares Mulsant, 1844
         13 Genus Enochrus Thomson, 1859
         14 Genus Cymbiodyta Bedel, 1881
         15 Genus Chaetarthria Stephens, 1833
         16 Genus Hydrophilus Geoffroy, 1762
         16.0 Genus Hydrochara Berthold, in Latreille, 1827
         17 Genus Hydrous Thunberg, 1787
         17.0 Genus Hydrophilus auct., Geoffr. see Genus Hydrous Thunberg, 1787
         18 Genus Berosus Leach, 1817