''Hydaticus'' is a genus of predatory water beetle belonging to the family

Dytiscidae The Dytiscidae – based on the Greek ''dytikos'' (δυτικός), "able to dive" – are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species live a ...

. ''Hydaticus'' can be found throughout most of the world. There are 150 described species and 12 subspecies in two subgenera in the genus ''Hydaticus''.

Subgenus ''Hydaticus''

These seven species are in the subgenus ''Hydaticus'': * '' Hydaticus aruspex'' Clark, 1864 * '' Hydaticus cinctipennis'' Aubé, 1838 * '' Hydaticus continentalis'' J. Balfour-Brown, 1944 * '' Hydaticus piceus'' LeConte, 1863 * '' Hydaticus schelkovnikovi'' Zaitzev, 1913 * '' Hydaticus seminiger'' (De Geer, 1774) * '' Hydaticus transversalis'' (Pontoppidan, 1763)

Subgenus '' Prodaticus''

These 143 species are in the subgenus ''Prodaticus'': * '' Hydaticus abyssinicus'' Régimbart, 1905 * '' Hydaticus aequabilis'' Guignot, 1958 * '' Hydaticus aequalis'' Benetti, Gustafson, Hamada & Short, 2020 * '' Hydaticus africanus'' (Rocchi, 1976) * '' Hydaticus agaboides'' Sharp, 1882 * '' Hydaticus amydrus'' Guignot, 1955 * '' Hydaticus apiatus'' Guignot, 1947 * '' Hydaticus arcuatus'' Régimbart, 1895 * '' Hydaticus balkei'' Wewalka, 2015 * '' Hydaticus basicollis'' Régimbart, 1905 * '' Hydaticus batchianensis'' Sharp, 1882 * '' Hydaticus bengalensis'' Régimbart, 1899 * '' Hydaticus bihamatus'' Aubé, 1838 * '' Hydaticus bimarginatus'' (Say, 1830) * '' Hydaticus bipunctatus'' Wehncke, 1876 * '' Hydaticus bitalensis'' Guignot, 1952 * '' Hydaticus bivittatus'' Laporte, 1835 * '' Hydaticus bowringii'' Clark, 1864 * '' Hydaticus caffer'' Boheman, 1848 * '' Hydaticus capicola'' Aubé, 1838 * '' Hydaticus chrisi'' Nilsson, 2001 * '' Hydaticus collarti'' Guignot, 1848 * '' Hydaticus concolor'' Sharp, 1882 * '' Hydaticus congo'' Gschwendtner, 1938 * '' Hydaticus conjungens'' Régimbart, 1899 * '' Hydaticus consanguineus'' Aubé, 1838 * '' Hydaticus daemeli'' Wehncke, 1876 * '' Hydaticus decorus'' Klug, 1834 * '' Hydaticus devexus'' Trémouilles, 1996 * '' Hydaticus dhofarensis'' Pederzani, 2003 * '' Hydaticus dineutoides'' Sharp, 1882 * '' Hydaticus dintelmanni'' Balke, Hendrich, Sagata & Wewalka, 2005 * '' Hydaticus discindens'' Walker, 1858 * '' Hydaticus dorsiger'' Aubé, 1838 * '' Hydaticus dregei'' Aubé, 1838 * '' Hydaticus ephippiiger'' Régimbart, 1899 * '' Hydaticus epipleuricus'' Régimbart, 1891 * '' Hydaticus exclamationis'' Aubé, 1838 * '' Hydaticus fabricii'' (W.S. Macleay, 1825) * '' Hydaticus figuratus'' Régimbart, 1899 * '' Hydaticus fijiensis'' Régimbart, 1899 * '' Hydaticus flavolineatus'' Boheman, 1848 * '' Hydaticus fractifer'' Walker, 1858 * '' Hydaticus fractivittis'' Guignot, 1951 * '' Hydaticus fulvoguttatus'' Guignot, 1951 * '' Hydaticus fulvosparsus'' Gschwendtner, 1938 * '' Hydaticus galla'' Guérin-Méneville, 1847 * '' Hydaticus grammicus'' (Germar, 1827) * '' Hydaticus guignoti'' Gschwendtner, 1938 * '' Hydaticus hajeki'' Wewalka, 2015 * '' Hydaticus hauthi'' Hendrich & Balke, 2020 * '' Hydaticus hendrichi'' Wewalka, 2015 * '' Hydaticus histrio'' Clark, 1864 * '' Hydaticus humeralis'' Régimbart, 1895 * '' Hydaticus incertus'' Régimbart, 1888 * '' Hydaticus ineptus'' Guignot, 1953 * '' Hydaticus inexspectatus'' Trémouilles, 1996 * '' Hydaticus intermedius'' Régimbart, 1895 * '' Hydaticus interrogator'' Mouchamps, 1957 * '' Hydaticus jaechi'' Wewalka, 2016 * '' Hydaticus jaenneli'' Guignot, 1936 * '' Hydaticus kolbei'' Branden, 1885 * '' Hydaticus kourouensis'' Hendrich & Balke, 2020 * '' Hydaticus laceratus'' Régimbart, 1895 * '' Hydaticus laetabilis'' Régimbart, 1899 * '' Hydaticus laosensis'' Wewalka, 2016 * '' Hydaticus larsoni'' Wewalka, 2015 * '' Hydaticus lateralis'' Laporte, 1835 * '' Hydaticus latior'' Régimbart, 1895 * '' Hydaticus lativittis'' Régimbart, 1895 * '' Hydaticus leander'' (Rossi, 1790) * '' Hydaticus lepemangoyei'' Bilardo & Rocchi, 2018 * '' Hydaticus limnetes'' Guignot, 1955 * '' Hydaticus litigiosus'' Régimbart, 1880 * '' Hydaticus luczonicus'' Aubé, 1838 * '' Hydaticus macularis'' Régimbart, 1899 * '' Hydaticus madagascariensis'' Aubé, 1838 * '' Hydaticus major'' Régimbart, 1899 * '' Hydaticus manueli'' Wewalka & Jäch, 2018 * '' Hydaticus marlenae'' Wewalka, 2015 * '' Hydaticus matruelis'' Clark, 1864 * '' Hydaticus mexaformis'' Wewalka, 1979 * '' Hydaticus microdaemeli'' Watts, 1978 * '' Hydaticus mocquerysi'' Régimbart, 1895 * '' Hydaticus musivus'' Guignot, 1952 * '' Hydaticus natalensis'' Guignot, 1951 * '' Hydaticus nigritulus'' Régimbart, 1899 * '' Hydaticus nigrotaeniatus'' Régimbart, 1895 * '' Hydaticus okalehubyi'' Balke & Hendrich, 1992 * '' Hydaticus opaculus'' Gschwendtner, 1933 * '' Hydaticus ornatus'' H.J. Kolbe, 1883 * '' Hydaticus pacificus'' Aubé, 1838 * '' Hydaticus paganus'' Clark, 1864 * '' Hydaticus palliatus'' Aubé, 1838 * '' Hydaticus panguana'' Megna, Balke, Apenborn & Hendrich, 2019 * '' Hydaticus parallelus'' Clark, 1864 * '' Hydaticus pauli'' Wewaulka, 2016 * '' Hydaticus peregrinus'' Guignot, 1948 * '' Hydaticus pescheti'' Gschwendtner, 1930 * '' Hydaticus petitii'' Aubé, 1838 * '' Hydaticus philippensis'' Wehncke, 1876 * '' Hydaticus pictus'' (Sharp, 1882) * '' Hydaticus plagiatus'' Régimbart, 1895 * '' Hydaticus platamboides'' Régimbart, 1895 * '' Hydaticus platteeuwi'' Severin, 1890 * '' Hydaticus poecilus'' Régimbart, 1895 * '' Hydaticus ponticus'' Sharp, 1882 * '' Hydaticus pulcher'' (Clark, 1863) * '' Hydaticus pullatus'' Guignot, 1952 * '' Hydaticus quadriguttatus'' Régimbart, 1895 * '' Hydaticus quadrivittatus'' Blanchard, 1843 * '' Hydaticus rhantaticoides'' Régimbart, 1892 * '' Hydaticus rhantoides'' Sharp, 1882 * '' Hydaticus ricinus'' Wewalka, 1979 * ?'' Hydaticus riehli'' Wehncke, 1876 * '' Hydaticus rimosus'' Aubé, 1838 * '' Hydaticus rivanolis'' Wewalka, 1979 * ?'' Hydaticus rochei'' Camerano, 1907 * '' Hydaticus saecularis'' Pederzani, 1982 * '' Hydaticus scapularis'' Guignot, 1952 * '' Hydaticus sellatus'' Régimbart, 1883 * '' Hydaticus septemlineatus'' Zimmermann, 1928 * '' Hydaticus servillianus'' Aubé, 1838 * '' Hydaticus severini'' Régimbart, 1895 * '' Hydaticus sexguttatus'' Régimbart, 1899 * '' Hydaticus sobrinus'' Aubé, 1838 * '' Hydaticus speciosus'' Régimbart, 1895 * '' Hydaticus stappersi'' Peschet, 1915 * '' Hydaticus stastnyi'' Wewalka, 2015 * '' Hydaticus subfasciatus'' Laporte, 1835 * ?'' Hydaticus subsignatus'' Harold, 1879 * '' Hydaticus suffusus'' Régimbart, 1892 * '' Hydaticus tenuis'' Gschwendtner, 1938 * '' Hydaticus testudinarius'' Régimbart, 1895 * '' Hydaticus thermonectoides'' Sharp, 1884 * '' Hydaticus tibetanus'' Shaverdo, Wewalka & Li, 2012 * '' Hydaticus torosus'' Guignot, 1947 * '' Hydaticus tschoffeni'' Régimbart, 1895 * '' Hydaticus tuyuensis'' Trémouilles, 1996 * '' Hydaticus ugandaensis'' Guignot, 1936 * '' Hydaticus ussherii'' Clark, 1864 * '' Hydaticus vaziranii'' Wewalka, 1979 * ?'' Hydaticus verecundus'' Clark, 1864 * '' Hydaticus vittatus'' (Fabricius, 1775) * '' Hydaticus vitticollis'' Régimbart, 1895 * '' Hydaticus xanthomelas'' (Brullé, 1837) * '' Hydaticus zetteli'' Wewalka, 2016

References

External links

''Hydaticus'' at Fauna Europaea
{{Taxonbar, from=Q936836 Dytiscidae