# Hygrotus

Hygrotus is a genus of beetle in family Dytiscidae. It contains two subgenera (Coelambus and Hygrotus) and about 70 species, including:
* Hygrotus acaroides (LeConte, 1855)
* Hygrotus aequalis Falkenström, 1932
* Hygrotus ahmeti Hájek, Fery & Erman, 2005
* Hygrotus armeniacus (Zaitzev, 1927)
* Hygrotus artus (Fall, 1919)
* Hygrotus berneri Young & Wolfe, 1984
* Hygrotus bruesi (Fall, 1928)
* Hygrotus caspius (Wehncke, 1875)
* Hygrotus chinensis (Sharp, 1882)
* Hygrotus collatus (Fall, 1919)
* Hygrotus compar (Fall, 1919)
* Hygrotus confluens (Fabricius, 1787)
* Hygrotus corpulentus (Schaum, 1864)
* Hygrotus cribrarius (Scudder, 1900)
* Hygrotus curvilobus Fery, Sadeghi & Hosseinie, 2005
* Hygrotus curvipes (Leech, 1938)
* Hygrotus decoratus (Gyllenhal, 1810)
* Hygrotus derelictus (Scudder, 1900)
* Hygrotus disjectus (Scudder, 1900)
* Hygrotus dissimilis (Gemminger & Harold, 1868)
* Hygrotus diversipes Leech, 1966
* Hygrotus dzieduszyckii (Lomnicki, 1894)
* Hygrotus enneagrammus (Ahrens, 1833)
* Hygrotus falli (Wallis, 1924)
* Hygrotus farctus (LeConte, 1855)
* Hygrotus femoratus (Fall, 1901)
* Hygrotus flaviventris (Motschulsky, 1860)
* Hygrotus fontinalis Leech, 1966
* Hygrotus fraternus (LeConte, 1852)
* Hygrotus fresnedai (Fery, 1992)
* Hygrotus fumatus (Sharp, 1882)
* Hygrotus ganglbaueri (Lomnicki, 1894)
* Hygrotus hydropicus (LeConte, 1852)
* Hygrotus impressopunctatus (Schaller, 1783)
* Hygrotus inaequalis (Fabricius, 1777)
* Hygrotus infernalis (Scudder, 1900)
* Hygrotus infuscatus (Sharp, 1882)
* Hygrotus inscriptus (Sharp, 1882)
* Hygrotus intermedius (Fall, 1919)
* Hygrotus laccophilinus (LeConte, 1878)
* Hygrotus lagari (Fery, 1992)
* Hygrotus latefasciatus (Lomnicki, 1894)
* Hygrotus lernaeus (Schaum, 1857)
* Hygrotus lutescens (LeConte, 1852)
* Hygrotus marginipennis (Blatchley, 1912)
* Hygrotus marklini (Gyllenhal, 1813)
* Hygrotus masculinus (Crotch, 1874)
* Hygrotus miocenus (Wickham, 1912)
* Hygrotus niedzwiedzkii (Lomnicki, 1894)
* Hygrotus nigrescens (Fall, 1919)
* Hygrotus nigrolineatus (Steven, 1808)
* Hygrotus novemlineatus (Stephens, 1829)
* Hygrotus nubilus (LeConte, 1855)
* Hygrotus obscureplagiatus (Fall, 1919)
* Hygrotus orthogrammus (Sharp, 1882)
* Hygrotus ozokeriticus (Lomnicki, 1894)
* Hygrotus pallidulus (Aubé, 1850)
* Hygrotus parallellogrammus (Ahrens, 1812)
* Hygrotus patruelis (LeConte, 1855)
* Hygrotus pectoralis (Motschulsky, 1860)
* Hygrotus pedalis (Fall, 1901)
* Hygrotus picatus (Kirby, 1837)
* Hygrotus picipoides (Lomnicki, 1894)
* Hygrotus polonicus (Aubé, 1842)
* Hygrotus punctilineatus (Fall, 1919)
* Hygrotus quinquelineatus (Zetterstedt, 1828)
* Hygrotus saginatus (Schaum, 1857)
* Hygrotus salinarius (Wallis, 1924)
* Hygrotus sanfilippoi (Fery, 1992)
* Hygrotus sayi J.Balfour-Browne, 1944
* Hygrotus sellatus (LeConte, 1866)
* Hygrotus semenowi (Jakovlev, 1899)
* Hygrotus semivittatus (Fall, 1919)
* Hygrotus stefanschoedli Fery, Sadeghi & Hosseinie, 2005
* Hygrotus suturalis (LeConte, 1850)
* Hygrotus sylvanus (Fall, 1917)
* Hygrotus thermarum (Darlington, 1928)
* Hygrotus tumidiventris (Fall, 1919)
* Hygrotus turbidus (LeConte, 1855)
* Hygrotus unguicularis (Crotch, 1874)
* Hygrotus urgensis (Jakovlev, 1899)
* Hygrotus versicolor (Schaller, 1783)
* Hygrotus wardii (Clark, 1862)
* Hygrotus zigetangco Fery, 2003