Dytiscidae Leach, 1815
Hydroporus aberrans Clark, 1863
Hydroporus acutangulus Thomson, 1856
Hydroporus americanus Aubé, 1838
Hydroporus amguemensis Shaverdo, 2003
Hydroporus ampliatus Zaitzev, 1927
Hydroporus analis Aubé, 1838
Hydroporus anatolicus J. Balfour-Browne, 1963
Hydroporus angusi Nilsson, 1990
Hydroporus angustatus Sturm, 1835
Hydroporus apenninus Pederzani & Rocchi, 2005
Hydroporus appalachius Sherman, 1913
Hydroporus artvinensis Fery & Erman, 2009
Hydroporus askalensis Wewalka, 1992
Hydroporus aurora Larson & Roughley in Larson, Alarie & Roughley, 2000
Hydroporus axillaris LeConte, 1853
Hydroporus badiellus Fall, 1923
Hydroporus barberensis Wallis
Hydroporus basinotatus Reiche, 1864
Hydroporus bergmani Nilsson, 1995
Hydroporus bodemeyeri Ganglbauer, 1900
Hydroporus boraeorum Larson & Roughley in Larson, Alarie & Roughley, 2000
Hydroporus brancoi Rocchi, 1981
Hydroporus brancuccii Fery, 1987
Hydroporus brevicornis Fall, 1917
Hydroporus brevis R. F. Sahlberg, 1834
Hydroporus breviusculus Poppius, 1905
Hydroporus brucki Wehncke, 1875
Hydroporus cagrankaya Fery & Erman, 2009
Hydroporus cantabricus Sharp, 1882
Hydroporus carli Wewalka, 1992
Hydroporus carri Larson, 1975
Hydroporus civicus Sharp, 1887
Hydroporus columbianus Fall, 1923
Hydroporus compunctus Wollaston, 1865
Hydroporus constantini Hernando & Fresneda, 1996
Hydroporus contractulus Mannerheim, 1852
Hydroporus crinitisternus Shaverdo & Fery, 2001
Hydroporus cuprescens K. W. Miller & Fery, 1995
Hydroporus decemsignata Clark
Hydroporus decipiens Sharp, 1878
Hydroporus dentellus Fall, 1917
Hydroporus despectus Sharp, 1882
Hydroporus dichrous F. E. Melsheimer, 1844
Hydroporus discretus Fairmaire & Brisout de Barneville, 1859
Hydroporus distinguendus Desbrochers des Loges, 1871
Hydroporus dobrogeanus Ienistea, 1962
Hydroporus elongatulus Sturm, 1835
Hydroporus errans Sharp, 1882
Hydroporus erythrocephalus (Linnaeus, 1758)
Hydroporus erzurumensis Erman & Fery, 2000
Hydroporus fairmairei Branden, 1885
Hydroporus falli Blatchley, 1925
Hydroporus ferrugineus Stephens, 1829
Hydroporus feryi Wewalka, 1992
Hydroporus fortis LeConte, 1852
Hydroporus foveolatus Heer, 1839
Hydroporus fuscipennis Schaum, 1868
Hydroporus geniculatus Thomson, 1856
Hydroporus georgicus Bilyashiwski, 2004
Hydroporus glabriusculus Aubé, 1838
Hydroporus glasunovi Zaitzev, 1905
Hydroporus goldschmidti Gschwendtner, 1923
Hydroporus gossei Larson & Roughley in Larson, Alarie & Roughley, 2000
Hydroporus gueorguievi Wewalka, 1975
Hydroporus guernei Régimbart, 1891
Hydroporus gyllenhalii Schiödte, 1841
Hydroporus hajeki Fery, 2009
Hydroporus hebaueri Hendrich, 1990
Hydroporus hellenicus Mazzoldi & Toledo, 1992
Hydroporus holzschuhi Fery, 2009
Hydroporus humilis Klug, 1834
Hydroporus hygrotoides Fery, 2000
Hydroporus ijimai Nilsson & Nakane, 1993
Hydroporus incognitus Sharp, 1869
Hydroporus incommodus Fery, 2006
Hydroporus ineptus Sharp, 1882
Hydroporus inscitus Sharp, 1882
Hydroporus jacobsoni Zaitzev, 1927
Hydroporus jelineki Fery, 2009
Hydroporus jonicus L. Miller, 1862
Hydroporus jurjurensis Régimbart, 1895
Hydroporus kabakovi Fery & Petrov, 2006
Hydroporus kasyi Wewalka, 1984
Hydroporus klamathensis Larson & Roughley in Larson, Alarie & Roughley, 2000
Hydroporus kozlovskii Zaitzev, 1927
Hydroporus kraatzii Schaum, 1868
Hydroporus kryshtali Bilyashiwski, 1993
Hydroporus kurdistanicus Hájek & Fikácek, 2010
Hydroporus lapponum (Gyllenhal, 1808)
Hydroporus larsoni Nilsson, 1984
Hydroporus laticollis Zimmermann, 1922
Hydroporus leechi Gordon, 1981
Hydroporus lenkoranensis Fery, 1999
Hydroporus libanus Régimbart, 1901
Hydroporus limbatus Aubé, 1838
Hydroporus lluci Fery, 1999
Hydroporus longicornis Sharp, 1871
Hydroporus longiusculus Gemminger & Harold, 1868
Hydroporus longulus Mulsant & Rey, 1861
Hydroporus lucasi Reiche, 1866
Hydroporus lundbergi Fery & Erman, 2009
Hydroporus lundbladi (Falkenström, 1938)
Hydroporus macedonicus Fery & Pesic, 2006
Hydroporus mannerheimi J. Balfour-Browne, 1944
Hydroporus marginatus (Duftschmid, 1805)
Hydroporus mariannae Wewalka, 1974
Hydroporus martensi Brancucci, 1981
Hydroporus melanarius Sturm, 1835
Hydroporus melanocephalus Gyllenhal, 1808
Hydroporus melsheimeri Fall, 1917
Hydroporus memnonius Nicolai, 1822
Hydroporus morio Aubé, 1838
Hydroporus multiguttatus Régimbart, 1878
Hydroporus nanpingensis Toledo & Mazzoldi, 1996
Hydroporus neclae Erman & Fery, 2006
Hydroporus necopinatus Fery, 1999
Hydroporus neglectus Schaum, 1845
Hydroporus nevadensis Sharp, 1882
Hydroporus nigellus Mannerheim, 1853
Hydroporus niger Say, 1823
Hydroporus nigrita (Fabricius, 1792)
Hydroporus normandi Régimbart, 1903
Hydroporus notabilis LeConte, 1850
Hydroporus notatus Sturm, 1835
Hydroporus oasis Wewalka, 1992
Hydroporus obscurus Sturm, 1835
Hydroporus obsoletus Aubé, 1838
Hydroporus occidentalis Sharp, 1882
Hydroporus ophionis Fall, 1917
Hydroporus paganettianus Scholz, 1923
Hydroporus palustris (Linnaeus, 1761)
Hydroporus pervicinus Fall, 1923
Hydroporus pfefferi Wewalka, 1974
Hydroporus pilosus (Guignot, 1949)
Hydroporus planatus Mannerheim, 1853
Hydroporus planus (Fabricius, 1782)
Hydroporus polaris Fall, 1923
Hydroporus productus Fairmaire, 1880
Hydroporus pseudoniger Nilsson & Fery, 2006
Hydroporus pseudopubescens Zimmermann, 1919
Hydroporus puberulus LeConte, 1850
Hydroporus pubescens (Gyllenhal, 1808)
Hydroporus punctipennis J. Sahlberg, 1880
Hydroporus rectus Fall, 1923
Hydroporus regularis Sharp, 1882
Hydroporus rufifrons (O. F. Müller, 1776)
Hydroporus rufilabris Sharp, 1882
Hydroporus rufinasus Mannerheim, 1852
Hydroporus sabaudus Fauvel, 1865
Hydroporus saghaliensis Takizawa, 1933
Hydroporus sanfilippoi Ghidini, 1958
Hydroporus sardomontanus Pederzani, Rocchi & Schizzerotto, 2004
Hydroporus scalesianus Stephens, 1828
Hydroporus semenowi Jakovlev, 1897
Hydroporus shaverdoae Fery, 2009
Hydroporus sibiricus J. Sahlberg, 1880
Hydroporus signatus Mannerheim, 1853
Hydroporus simplex Gordon, 1981
Hydroporus sinuatipes Fall, 1923
Hydroporus sivrikaya Fery & Erman, 2009
Hydroporus spangleri Gordon, 1981
Hydroporus springeri G. Müller, 1924
Hydroporus striola (Gyllenhal, 1826)
Hydroporus submuticus Thomson, 1874
Hydroporus subpubescens LeConte, 1852
Hydroporus sulphureus
Hydroporus tademus Leech, 1949
Hydroporus talyschensis Bilyashiwski, 2004
Hydroporus tartaricus LeConte, 1850
Hydroporus tatianae Fery & Petrov, 2006
Hydroporus tenebrosus LeConte, 1850
Hydroporus teres Sharp, 1882
Hydroporus tesselatus (Drapiez, 1819)
Hydroporus tessellatus (Drapiez, 1819)
Hydroporus thracicus Guéorguiev, 1966
Hydroporus tibetanus Zaitzev, 1953
Hydroporus tokui Satô, 1985
Hydroporus toledoi Fery & Erman, 2009
Hydroporus transgrediens Gschwendtner, 1923
Hydroporus transpunctatus Chandler, 1941
Hydroporus tristis (Paykull, 1798)
Hydroporus truncatus Mannerheim, 1853
Hydroporus tuvaensis Pederzani, 2001
Hydroporus uenoi Nakane, 1963
Hydroporus umbrosus (Gyllenhal, 1808)
Hydroporus vagepictus Fairmaire & Laboulbène, 1855
Hydroporus vespertinus Fery & Hendrich, 1988
Hydroporus yakutiae Nilsson, 1990
Hydroporus zackii Larson & Roughley in Larson, Alarie & Roughley, 2000
Hydroporus zimmermanni G. Müller, 1926