Genus Hydraena
Insecta
urn:lsid:insecta.pro:taxonomy:819953
Daughter taxa
Hydraena abbasigili Jäch, 1988 [species]
Hydraena abdita Orchymont, 1948 [species]
Hydraena abyssinica Régimbart, 1905 [species]
Hydraena accurata Orchymont, 1948 [species]
Hydraena achaica Jäch, 1995 [species]
Hydraena adrastea Orchymont, 1948 [species]
Hydraena aethaliensis Breit, 1917 [species]
Hydraena affirmata Perkins, 2007 [species]
Hydraena affusa Orchymont, 1936 [species]
Hydraena africana Kuwert, 1888 [species]
Hydraena akbesiana Audisio, De Biase and Jäch, 1993 [species]
Hydraena albai Sáinz-Cantero, 1993 [species]
Hydraena alberti Balfour-Browne, 1950 [species]
Hydraena alcantarana Ienistea, 1985 [species]
Hydraena algerina Kaddouri, 1992 [species]
Hydraena alia Orchymont, 1934 [species]
Hydraena aliciae Jäch and Díaz, 2005 [species]
Hydraena allomorpha Lagar & Fresneda, 1990 [species]
Hydraena alluaudi Régimbart, 1906 [species]
Hydraena alpicola Pretner, 1931 [species]
Hydraena altamirensis Díaz Pazos and Garrido Gonzales, 1993 [species]
Hydraena alternata Perkins, 1980 [species]
Hydraena alterra Perkins, 1980 [species]
Hydraena alticola Skale and Jäch, 2008 [species]
Hydraena ambiflagellata Zwick, 1977 [species]
Hydraena ambigua Ganglbauer, 1901 [species]
Hydraena ambiosina Perkins, 2007 [species]
Hydraena americana Jäch, 1993 [species]
Hydraena amidensis Jäch, 1988 [species]
Hydraena anaphora Perkins, 1980 [species]
Hydraena anatolica Janssens, 1963 [species]
Hydraena ancylis Perkins, 1980 [species]
Hydraena ancyrae Jäch, 1992 [species]
Hydraena andalusa Lagar & Fresneda, 1990 [species]
Hydraena andreinii Orchymont, 1934 [species]
Hydraena angulicollis Notman, 1921 [species]
Hydraena angulosa Mulsant, 1844 [species]
Hydraena angustata Sturm, 1836 [species]
Hydraena anisonycha Perkins, 1980 [species]
Hydraena antaria Perkins, 2007 [species]
Hydraena antiatlantica Jäch, Aguilera, and Hernando, 1998 [species]
Hydraena antiochena Jäch, 1988 [species]
Hydraena appalachicola Perkins, 1980 [species]
Hydraena appetita Perkins, 2007 [species]
Hydraena arabica Balfour-Browne, 1951 [species]
Hydraena arachthi Ferro & Jäch, 2000 [species]
Hydraena arcta Perkins, 2007 [species]
Hydraena arenicola Perkins, 1980 [species]
Hydraena argutipes Perkins, 1980 [species]
Hydraena ariana Janssens, 1962 [species]
Hydraena arizonica Perkins, 1980 [species]
Hydraena armata Reitter, 1880 [species]
Hydraena armeniaca Janssens, 1968 [species]
Hydraena armipalpis Jäch and Díaz, 2000 [species]
Hydraena armipes Rey, 1886 [species]
Hydraena arunensis Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena ascensa Perkins, 2007 [species]
Hydraena assimilis Rey, 1885 [species]
Hydraena athertonica Perkins, 2007 [species]
Hydraena atrata Desbrochers des Loges, 1891 [species]
Hydraena attaleiae Ferro, 1984 [species]
Hydraena audisioi Jäch, 1992 [species]
Hydraena aurita Jäch, 1988 [species]
Hydraena australica Zwick, 1977 [species]
Hydraena australula Perkins, 2007 [species]
Hydraena avuncula Jäch, 1988 [species]
Hydraena bactriana Janssens, 1962 [species]
Hydraena balearica Orchymont, 1930 [species]
Hydraena balfourbrownei Bameul, 1986 [species]
Hydraena balli Orchymont, 1940 [species]
Hydraena barbipes Zwick, 1977 [species]
Hydraena barricula Perkins, 1980 [species]
Hydraena barrosi Orchymont, 1934 [species]
Hydraena bedeli Barthélemy, 1992 [species]
Hydraena belgica Orchymont, 1930 [species]
Hydraena benjaminus Jäch and Díaz, 2006 [species]
Hydraena bensae Ganglbauer, 1901 [species]
Hydraena bergeri Janssens, 1972 [species]
Hydraena berthelemyana Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006 [species]
Hydraena berytus Jäch, 1986 [species]
Hydraena beyarslani Jäch, 1988 [species]
Hydraena bicolorata Jäch, 1997 [species]
Hydraena bicuspidata Ganglbauer, 1901 [species]
Hydraena bidefensa Perkins, 2007 [species]
Hydraena bihamata Champion, 1920 [species]
Hydraena biimpressa Perkins, 2007 [species]
Hydraena billi Zwick, 1977 [species]
Hydraena bilobata Jäch and Díaz, 1998 [species]
Hydraena bimagua Jäch, 1986 [species]
Hydraena birendra Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena bispinosa Pu, 1951 [species]
Hydraena bisulcata Rey, 1884 [species]
Hydraena bitruncata Orchymont, 1934 [species]
Hydraena bituberculata Perkins, 1980 [species]
Hydraena blackburni Zaitzev, 1908 [species]
Hydraena bodemeyeri Jäch and Díaz, 2001 [species]
Hydraena boetcheri Orchymont, 1932 [species]
Hydraena bolivari Orchymont, 1936 [species]
Hydraena bononiensis Binaghi, 1960 [species]
Hydraena brachymera Orchymont, 1936 [species]
Hydraena bractea Perkins, 1980 [species]
Hydraena bractoides Perkins, 1980 [species]
Hydraena breedlovei Perkins, 1980 [species]
Hydraena brevis Sharp, 1882 [species]
Hydraena britteni Joy, 1907 [species]
Hydraena brittoni Zwick, 1977 [species]
Hydraena bromleyae Jäch, 1986 [species]
Hydraena browni Perkins, 1980 [species]
Hydraena bulgarica Breit, 1916 [species]
Hydraena busuanga Freitag and Jäch, 2007 [species]
Hydraena calcarifera Janssens, 1959 [species]
Hydraena californica Perkins, 1980 [species]
Hydraena campbelli Perkins, 1980 [species]
Hydraena canticacollis Perkins, 1980 [species]
Hydraena capacis Perkins, 2007 [species]
Hydraena capetribensis Perkins, 2007 [species]
Hydraena cappadocica Jäch, 1988 [species]
Hydraena capta Orchymont, 1936 [species]
Hydraena carbonaria Kiesenwetter, 1849 [species]
Hydraena carica Jäch, 1988 [species]
Hydraena carinulata Rey, 1886 [species]
Hydraena carniolica Pretner, 1970 [species]
Hydraena castanea Deane, 1937 [species]
Hydraena castanescens Freitag and Jäch, 2007 [species]
Hydraena cata Orchymont, 1943 [species]
Hydraena catalonica Fresneda, Aguilera & Hernando, 1994 [species]
Hydraena catherinae Bameul and Jäch, 2001 [species]
Hydraena caucasica Kuwert, 1888 [species]
Hydraena cephalleniaca Jäch, 1985 [species]
Hydraena cervisophila Jäch, 1992 [species]
Hydraena chenae Pu, 1951 [species]
Hydraena chersonesica Jäch, Díaz and Przewozny, 2007 [species]
Hydraena chiapa Perkins, 1980 [species]
Hydraena chiesai Janssens, 1965 [species]
Hydraena chifengi Jäch and Díaz, 1999 [species]
Hydraena chobauti Guillebeau, 1896 [species]
Hydraena christinae Audisio, De Biase & Jäch, 1996 [species]
Hydraena christoferi Jäch and Díaz, 2005 [species]
Hydraena ciliciensis Jäch, 1988 [species]
Hydraena circulata Perkins, 1980 [species]
Hydraena cirrata Champion, 1920 [species]
Hydraena claudia Freitag and Jäch, 2007 [species]
Hydraena clavigera Zwick, 1977 [species]
Hydraena clemens Jäch and Díaz, 2006 [species]
Hydraena colchica Janssens, 1963 [species]
Hydraena colombiana Perkins, 1980 [species]
Hydraena colymba Perkins, 1980 [species]
Hydraena compressipilis Jäch and Díaz, 1998 [species]
Hydraena concinna Orchymont, 1932 [species]
Hydraena confusa Pu, 1951 [species]
Hydraena connexa Orchymont, 1932 [species]
Hydraena converga Perkins, 2007 [species]
Hydraena coomani Orchymont, 1932 [species]
Hydraena cooperi Balfour-Browne, 1954 [species]
Hydraena cordata Schaufuss, 1883 [species]
Hydraena cordiformis Jäch and Díaz, 2000 [species]
Hydraena corinna Orchymont, 1936 [species]
Hydraena cornelli Jäch and Díaz, 1998 [species]
Hydraena corrugis Orchymont, 1934 [species]
Hydraena coryleti Jäch, 1992 [species]
Hydraena costiniceps Perkins, 1980 [species]
Hydraena crepidoptera Jäch, 1992 [species]
Hydraena cristatigena Jäch and Díaz, 2000 [species]
Hydraena croatica Kuwert, 1888 [species]
Hydraena cryptostoma Jäch, 1992 [species]
Hydraena crystallina Perkins, 1980 [species]
Hydraena cubista Perkins, 2007 [species]
Hydraena cultrata Perkins, 2007 [species]
Hydraena cunninghamensis Perkins, 2007 [species]
Hydraena curta Kiesenwetter, 1849 [species]
Hydraena curtipalpis Jäch and Díaz, 1998 [species]
Hydraena cuspidicollis Perkins, 1980 [species]
Hydraena cyclops Jäch and Díaz, 2000 [species]
Hydraena cygnus Zwick, 1977 [species]
Hydraena czernohorskyi Müller, 1911 [species]
Hydraena d-destina Perkins, 1980 [species]
Hydraena dalmatina Ganglbauer, 1901 [species]
Hydraena damascena Pic, 1910 [species]
Hydraena darwini Perkins, 2007 [species]
Hydraena debeckeri Janssens, 1972 [species]
Hydraena decipiens Zwick, 1977 [species]
Hydraena decolor Sainte-Claire Deville, 1903 [species]
Hydraena decui Spangler, 1980 [species]
Hydraena delia Balfour-Browne, 1978 [species]
Hydraena deliquesca Perkins, 2007 [species]
Hydraena delvasi Delgado and Collantes, 1996 [species]
Hydraena densa Fauvel, 1883 [species]
Hydraena dentipalpis Reitter, 1888 [species]
Hydraena dentipes Germar, 1842 [species]
Hydraena devillei Ganglbauer, 1901 [species]
Hydraena devincta Orchymont, 1940 [species]
Hydraena diazi Trizzino, Jäch and Ribera, 2011 [species]
Hydraena dilutipes Fairmaire, 1898 [species]
Hydraena dimorpha Orchymont, 1922 [species]
Hydraena dinosaurophila Jäch, 1994 [species]
Hydraena discicollis Fairmaire, 1898 [species]
Hydraena discreta Ganglbauer, 1904 [species]
Hydraena disparamera Perkins, 2007 [species]
Hydraena dochula Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena dolichogaster Janssens, 1965 [species]
Hydraena dorrigoensis Perkins, 2007 [species]
Hydraena draconisaurati Jäch and Díaz, 2005 [species]
Hydraena ebriimadli Jäch, 1988 [species]
Hydraena egoni Jäch, 1986 [species]
Hydraena eichleri Orchymont, 1937 [species]
Hydraena elisabethae Jäch, 1992 [species]
Hydraena eliya Jäch, 1982 [species]
Hydraena emarginata Rey, 1855 [species]
Hydraena emineae Jäch and Kasapoglu, 2006 [species]
Hydraena epeirosi Ferro, 1985 [species]
Hydraena errina Orchymont, 1948 [species]
Hydraena erythraea Régimbart, 1905 [species]
Hydraena eryx Orchymont, 1948 [species]
Hydraena eucnemis Janssens, 1970 [species]
Hydraena evanescens Rey, 1884 [species]
Hydraena evansi Balfour-Browne, 1945 [species]
Hydraena exarata Kiesenwetter, 1866 [species]
Hydraena exasperata Orchymont, 1935 [species]
Hydraena excisa Kiesenwetter, 1849 [species]
Hydraena exilipes Perkins, 1980 [species]
Hydraena expedita Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena explanata Pic, 1905 [species]
Hydraena extorris Zwick, 1977 [species]
Hydraena falcata Jäch, 1992 [species]
Hydraena ferethula Perkins, 2007 [species]
Hydraena feuerborni Orchymont, 1932 [species]
Hydraena fijiensis Balfour-Browne, 1945 [species]
Hydraena filum Sahlberg, 1908 [species]
Hydraena finita Orchymont, 1943 [species]
Hydraena finki Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena finniganensis Perkins, 2007 [species]
Hydraena fiorii Porta, 1899 [species]
Hydraena fischeri Schönmann, 1991 [species]
Hydraena fluvicola Perkins, 1980 [species]
Hydraena fontana Orchymont, 1932 [species]
Hydraena fontiscarsavii Jäch, 1988 [species]
Hydraena formula Orchymont, 1932 [species]
Hydraena forticollis Perkins, 2007 [species]
Hydraena fosterorum Trizzino, Jäch and Ribera, 2011 [species]
Hydraena freitagi Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena frenzeli Skale and Jäch, 2008 [species]
Hydraena fritzi Jäch, 1992 [species]
Hydraena frondsicola Perkins, 1980 [species]
Hydraena fundaequalis Perkins, 2007 [species]
Hydraena fundata Perkins, 2007 [species]
Hydraena furthi Jäch, 1982 [species]
Hydraena gaditana Lagar & Fresneda, 1990 [species]
Hydraena galatica Janssens, 1970 [species]
Hydraena gavarrensis Jäch, Díaz and Martinoy, 2005 [species]
Hydraena geminya Perkins, 1980 [species]
Hydraena georgiadesi Orchymont, 1931 [species]
Hydraena geraldneuhauseri Jäch and Díaz, 2006 [species]
Hydraena germaini Orchymont, 1923 [species]
Hydraena glassmani Jäch, 1986 [species]
Hydraena gnatella Orchymont, 1945 [species]
Hydraena gnatelloides Orchymont, 1945 [species]
Hydraena graciloides Jäch, 1988 [species]
Hydraena grandis Reitter, 1885 [species]
Hydraena graphica Orchymont, 1931 [species]
Hydraena grata Orchymont, 1944 [species]
Hydraena gregalis Orchymont, 1944 [species]
Hydraena gressa Orchymont, 1944 [species]
Hydraena griphus Orchymont, 1944 [species]
Hydraena grouvellei Orchymont, 1923 [species]
Hydraena grueberi Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena guadelupensis Orchymont, 1923 [species]
Hydraena guangxiensis Jäch and Díaz, 2005 [species]
Hydraena guatemala Perkins, 1980 [species]
Hydraena guentheri Jäch, 1992 [species]
Hydraena guilin Jäch and Díaz, 2005 [species]
Hydraena hainzi Jäch, 1988 [species]
Hydraena haitensis Perkins, 1980 [species]
Hydraena hamifera Zwick, 1977 [species]
Hydraena hansreuteri Jäch and Díaz, 2005 [species]
Hydraena helena Orchymont, 1929 [species]
Hydraena hernandoi Fresneda & Lagar, 1990 [species]
Hydraena heterogyna Bedel, 1898 [species]
H. h. binaghii, H. h. doderoi, H. h. heterogyna, H. h. italica
Hydraena hiekei Jäch, 1992 [species]
Hydraena hillaryi Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena hispanica Ganglbauer, 1901 [species]
Hydraena holdhausi Pretner, 1929 [species]
Hydraena hortensis Jäch & Díaz, 2000 [species]
Hydraena hosiwergi Freitag and Jäch, 2007 [species]
Hydraena hosseinieorum Bilton and Jäch, 1998 [species]
Hydraena huangshanensis Jäch and Díaz, 2005 [species]
Hydraena huitongensis Jäch and Díaz, 2005 [species]
Hydraena hunanensis Pu, 1951 [species]
Hydraena hungarica Rey, 1884 [species]
Hydraena hyalina Perkins, 1980 [species]
Hydraena hynesi Zwick, 1977 [species]
Hydraena hypipamee Perkins, 2007 [species]
Hydraena iberica Orchymont, 1936 [species]
Hydraena iheya Jäch and Díaz, 1999 [species]
Hydraena ilamensis Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena ilica Jäch, 1994 [species]
Hydraena imbria Jäch & Díaz, 2001 [species]
Hydraena imperatrix Kniz, 1919 [species]
Hydraena impercepta Zwick, 1977 [species]
Hydraena impressicollis Fairmaire, 1898 [species]
Hydraena inancala Perkins, 2007 [species]
Hydraena inapicipalpis Pic, 1918 [species]
Hydraena incurva Orchymont, 1932 [species]
Hydraena indiana Jäch, 1994 [species]
Hydraena indica Orchymont, 1920 [species]
Hydraena ingens Perkins, 1980 [species]
Hydraena innuda Perkins, 2007 [species]
Hydraena inopinata Jäch and Díaz, 1998 [species]
Hydraena insita Orchymont, 1932 [species]
Hydraena insolita Orchymont, 1932 [species]
Hydraena insularis Orchymont, 1945 [species]
Hydraena integra Pretner, 1931 [species]
Hydraena intermedia Rosenhauer, 1847 [species]
Hydraena intraangulata Perkins, 2007 [species]
Hydraena inusta Orchymont, 1932 [species]
Hydraena invicta Perkins, 2007 [species]
Hydraena iriomotensis Jäch and Díaz, 1999 [species]
Hydraena isabelae Castro & Herrera, 2001 [species]
Hydraena isolinae Jäch and Díaz, 1998 [species]
Hydraena ispirensis Kasapoglu, Jäch and Skale, 2010 [species]
Hydraena iterata Orchymont, 1948 [species]
Hydraena jacobsoni Orchymont, 1932 [species]
Hydraena jaechiana Audisio & De Biase, 1990 [species]
Hydraena jaegeri Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena jailensis Breit, 1917 [species]
Hydraena janczyki Jäch, 1992 [species]
Hydraena janeceki Jäch, 1987 [species]
Hydraena janssensi Nilsson, 2001 [species]
Hydraena jengi Jäch and Díaz, 1998 [species]
Hydraena jilanzhui Jäch and Díaz, 2005 [species]
Hydraena jivaro Perkins, 1980 [species]
Hydraena kakadu Perkins, 2007 [species]
Hydraena karinkukolae Jäch, 1989 [species]
Hydraena karmai Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena kasyi Jäch, 1992 [species]
Hydraena kaufmanni Ganglbauer, 1901 [species]
Hydraena khnzoriani Janssens, 1968 [species]
Hydraena kilimandjarensis Régimbart, 1906 [species]
Hydraena knischi Orchymont, 1928 [species]
Hydraena kocheri Berthélemy, 1992 [species]
Hydraena kodadai Freitag and Jäch, 2007 [species]
Hydraena krasnodarensis Jäch and Díaz, 2006 [species]
Hydraena kroumiriana Kaddouri, 1992 [species]
Hydraena kuehnelti Jäch, 1989 [species]
Hydraena kurdistanica Jäch, 1988 [species]
Hydraena kwangsiensis Pu, 1951 [species]
Hydraena lapidicola Kiesenwetter, 1849 [species]
Hydraena lapissectilis Jäch, 1992 [species]
Hydraena larissae Jäch & Díaz, 2000 [species]
Hydraena larsoni Perkins, 2007 [species]
Hydraena latebricola Jäch, 1986 [species]
Hydraena latisoror Perkins, 2007 [species]
Hydraena lazica Janssens, 1963 [species]
Hydraena leechi Perkins, 1980 [species]
Hydraena leei Jäch and Díaz, 1998 [species]
Hydraena lehmanni Jäch and Díaz, 2005 [species]
Hydraena leonhardi Breit, 1916 [species]
Hydraena leprieuri Sainte-Claire Deville, 1905 [species]
Hydraena levantina Sahlberg, 1908 [species]
Hydraena ligulipes Jäch, 1988 [species]
Hydraena limpidicollis Perkins, 1980 [species]
Hydraena liriope Orchymont, 1943 [species]
Hydraena longicollis Sharp, 1882 [species]
Hydraena lucasi Lagar, 1984 [species]
Hydraena lucernae Zwick, 1977 [species]
Hydraena ludovicae Orchymont, 1931 [species]
Hydraena luminicollis Perkins, 2007 [species]
Hydraena luridipennis MacLeay, 1873 [species]
Hydraena lusitana Berthélemy, 1977 [species]
Hydraena lycia Jäch, 1988 [species]
Hydraena macedonica Orchymont, 1931 [species]
Hydraena maculicollis Champion, 1920 [species]
Hydraena madronensis Castor, García and Ferreras, 2000 [species]
Hydraena magna Pu, 1951 [species]
Hydraena magnessa Jäch, 1997 [species]
Hydraena magnetica Zwick, 1977 [species]
Hydraena mahensis Scott, 1913 [species]
Hydraena malickyi Jäch, 1989 [species]
Hydraena malkini Perkins, 1980 [species]
Hydraena manaslu Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena manfredjaechi Delgado & Soler, 1991 [species]
Hydraena manguao Freitag and Jäch, 2007 [species]
Hydraena marcosae Aguilera, Hernando & Ribera, 1997 [species]
Hydraena marginicollis Kiesenwetter, 1849 [species]
Hydraena mariannae Jäch, 1992 [species]
Hydraena marinae Castro, 2003 [species]
Hydraena martensi Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena martinschoepfi Jäch and Díaz, 2005 [species]
Hydraena masatakai Jäch and Díaz, 2003 [species]
Hydraena maureenae Perkins, 1980 [species]
Hydraena mazamitla Perkins, 1980 [species]
Hydraena mecai Millán & Aguilera, 2000 [species]
Hydraena melas Dalla Torre, 1877 [species]
Hydraena meschniggi Pretner, 1929 [species]
Hydraena metzeni Perkins, 2007 [species]
Hydraena mexicana Perkins, 1980 [species]
Hydraena mignymixys Perkins, 1980 [species]
Hydraena millerorum Perkins, 2007 [species]
Hydraena miniretia Perkins, 2007 [species]
Hydraena mitchellensis Perkins, 2007 [species]
Hydraena miyatakei Satô, 1959 [species]
Hydraena modili Jäch, 1988 [species]
Hydraena monikae Jäch and Díaz, 2000 [species]
Hydraena monscassius Jäch, 1988 [species]
Hydraena monstruosipes Ferro, 1986 [species]
Hydraena monteithi Perkins, 2007 [species]
Hydraena morio Kiesenwetter, 1849 [species]
Hydraena mouzaiensis Sainte-Claire Deville, 1909 [species]
Hydraena muelleri Pretner, 1931 [species]
Hydraena muezziginea Jäch, 1988 [species]
Hydraena mylasae Jäch, 1992 [species]
Hydraena nelsonmandelai Makhan, 2008 [species]
Hydraena nevermanni Perkins, 1980 [species]
Hydraena newtoni Perkins, 1980 [species]
Hydraena nielshaggei Freitag and Jäch, 2007 [species]
Hydraena nigra Hatch, 1965 [species]
Hydraena nigrita Germar, 1824 [species]
Hydraena nike Jäch, 1995 [species]
Hydraena nilguenae Jäch, 1988 [species]
Hydraena nivalis Jäch, 1992 [species]
Hydraena notsui Satô, 1978 [species]
Hydraena numidica Sainte-Claire Deville, 1905 [species]
Hydraena nuratauensis Jäch, 1994 [species]
Hydraena oaxaca Perkins, 1980 [species]
Hydraena oblio Perkins, 1980 [species]
Hydraena occidentalis Perkins, 1980 [species]
Hydraena occitana Audisio & De Biase, 1995 [species]
Hydraena okinawensis Jäch and Díaz, 1999 [species]
Hydraena olidipastoris Jäch, 1988 [species]
Hydraena orchis Jäch and Díaz, 1998 [species]
Hydraena orcula Perkins, 1980 [species]
Hydraena ordishi Delgado and Palma, 1997 [species]
Hydraena orientalis Breit, 1916 [species]
Hydraena ortali Jäch, 1986 [species]
Hydraena orthosia Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006 [species]
Hydraena ovata Janssens, 1961 [species]
Hydraena oxiana Janssens, 1974 [species]
Hydraena ozarkensis Perkins, 1980 [species]
Hydraena pachyptera Apfelbeck, 1909 [species]
Hydraena pacifica Perkins, 1980 [species]
Hydraena paeminosa Perkins, 1980 [species]
Hydraena pagaluensis Hernando and Ribera, 2001 [species]
Hydraena paganettii Ganglbauer, 1901 [species]
Hydraena pakistanica Jäch, 1992 [species]
Hydraena palawanensis Freitag and Jäch, 2007 [species]
Hydraena pallidula Sainte-Claire Deville, 1909 [species]
Hydraena palustris Erichson, 1837 [species]
Hydraena pamirica Jäch, 1992 [species]
Hydraena pamphylia Jäch and Díaz, 2001 [species]
Hydraena pangaei Jäch, 1992 [species]
Hydraena paraguayensis Janssens, 1972 [species]
Hydraena parciplumea Perkins, 2007 [species]
Hydraena particeps Perkins, 1980 [species]
Hydraena parva Zwick, 1977 [species]
Hydraena parysatis Janssens, 1981 [species]
Hydraena paucistriata Jäch and Díaz, 2000 [species]
Hydraena pavicula Perkins, 1980 [species]
Hydraena pelops Jäch, 1995 [species]
Hydraena pensylvanica Kiesenwetter, 1849 [species]
Hydraena perkinsi Spangler, 1980 [species]
Hydraena perlonga Balfour-Browne, 1950 [species]
Hydraena persica Janssens, 1981 [species]
Hydraena peru Perkins, 1980 [species]
Hydraena petila Perkins, 1980 [species]
Hydraena phallerata Orchymont, 1944 [species]
Hydraena phallica Orchymont, 1930 [species]
Hydraena phassilyi Orchymont, 1931 [species]
Hydraena philippi Jäch and Díaz, 2005 [species]
Hydraena philyra Orchymont, 1944 [species]
Hydraena phoenicia Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006 [species]
Hydraena pici Sainte-Claire Deville, 1905 [species]
Hydraena pilipes Zwick, 1977 [species]
Hydraena pindica Janssens, 1965 [species]
Hydraena planata Kiesenwetter, 1849 [species]
Hydraena plastica Orchymont, 1943 [species]
Hydraena platycnemis Jäch, 1988 [species]
Hydraena platynaspis Jäch, 1988 [species]
Hydraena platysoma Janssens, 1968 [species]
Hydraena plaumanni Orchymont, 1937 [species]
Hydraena plumipes Rey, 1886 [species]
Hydraena plurifurcata Jäch and Díaz, 1998 [species]
Hydraena polita Kiesenwetter, 1849 [species]
Hydraena pontequula Perkins, 1980 [species]
Hydraena pontica Janssens, 1963 [species]
Hydraena porchi Perkins, 2007 [species]
Hydraena porcula Jäch and Díaz, 1998 [species]
Hydraena praetermissa Jäch, 1987 [species]
Hydraena premordica Perkins, 1980 [species]
Hydraena pretneri Chiesa, 1927 [species]
Hydraena prieto Perkins, 1980 [species]
Hydraena princeps Fauvel, 1903 [species]
Hydraena producta Mulsant & Rey, 1852 [species]
Hydraena prokini Jäch and Díaz, 2006 [species]
Hydraena prusensis Jäch, 1992 [species]
Hydraena pseudocirrata Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena pseudopalawanensis Freitag and Jäch, 2007 [species]
Hydraena pseudoriparia Orchymont, 1945 [species]
Hydraena puetzi Jäch, 1994 [species]
Hydraena pugillista Perkins, 2007 [species]
Hydraena pulchella Germar, 1824 [species]
Hydraena pulsatrix Perkins, 1980 [species]
Hydraena punctata LeConte, 1855 [species]
Hydraena puncticollis Sharp, 1882 [species]
Hydraena putearius Jäch and Díaz, 2000 [species]
Hydraena quadrata Janssens, 1980 [species]
Hydraena quadricurvipes Perkins, 1980 [species]
Hydraena quechua Perkins, 1980 [species]
Hydraena queenslandica Perkins, 2007 [species]
Hydraena quetiae Castro, 2000 [species]
Hydraena quilisi Lagar, Fresneda and Fernando, 1987 [species]
Hydraena regimbarti Zaitzev, 1908 [species]
Hydraena reticulata Zwick, 1977 [species]
Hydraena reticuloides Perkins, 2007 [species]
Hydraena reticulositis Perkins, 2007 [species]
Hydraena revelovela Perkins, 2007 [species]
Hydraena reyi Kuwert, 1888 [species]
Hydraena rhinoceros Janssens, 1972 [species]
Hydraena rhodia Jäch, 1985 [species]
Hydraena riberai Jäch, Aguilera, and Hernando, 1998 [species]
Hydraena richardimbi Jäch, 1992 [species]
Hydraena rigua Orchymont, 1931 [species]
Hydraena ripaeaureae Janssens, 1972 [species]
Hydraena riparia Kugelann, 1794 [species]
Hydraena rivularis Guillebeau, 1896 [species]
Hydraena robusta Zwick, 1977 [species]
Hydraena rosannae Audisio, Trizzino and De Biase in Audio, Trizzino, De Biase, Mancini and Antonini, 2009 [species]
Hydraena rudallensis Blackburn, 1896 [species]
Hydraena rufipennis Boscá Berga, 1932 [species]
Hydraena rufipes Curtis, 1830 [species]
Hydraena rugosa Mulsant, 1844 [species]
Hydraena ruinosa Zwick, 1977 [species]
Hydraena rukiyeae Kasapoglu, Jäch and Skale, 2010 [species]
Hydraena sabella Perkins, 1980 [species]
Hydraena saga Orchymont, 1930 [species]
Hydraena sahlbergi Orchymont, 1923 [species]
Hydraena samia Jäch, 1986 [species]
Hydraena samnitica Knisch, 1924 [species]
Hydraena sanfilippoi Audisio & De Biase, 1995 [species]
Hydraena sappho Janssens, 1965 [species]
Hydraena sardoa Binaghi, 1961 [species]
Hydraena satoi Jäch and Díaz, 1999 [species]
Hydraena sautakei Jäch and Díaz, 1999 [species]
Hydraena sauteri Orchymont, 1913 [species]
Hydraena scabra Orchymont, 1925 [species]
Hydraena scabrosa Orchymont, 1931 [species]
Hydraena schawalleri Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena schilfii Jäch, 1988 [species]
Hydraena schillhammeri Jäch, 1988 [species]
Hydraena schmidi Jäch and Díaz, 2001 [species]
Hydraena schoedli Jäch, 1992 [species]
Hydraena schoenmanni Jäch, 1988 [species]
Hydraena schubertorum Jäch and Díaz, 2001 [species]
Hydraena schuelkei Jäch, 1992 [species]
Hydraena schuleri Ganglbauer, 1901 [species]
Hydraena scintilla Perkins, 1980 [species]
Hydraena scintillabella Perkins, 1980 [species]
Hydraena scintillutea Perkins, 1980 [species]
Hydraena scolops Perkins, 1980 [species]
Hydraena scopula Perkins, 1980 [species]
Hydraena scythica Janssens, 1974 [species]
Hydraena septemlacuum Jäch, 1992 [species]
Hydraena serpentina Jäch, 1988 [species]
Hydraena serricollis Wollaston, 1864 [species]
Hydraena servilia Orchymont, 1936 [species]
Hydraena sharmai Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena sharpi Rey, 1886 [species]
Hydraena sicula Kiesenwetter, 1849 [species]
Hydraena sidon Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006 [species]
Hydraena sierra Perkins, 1980 [species]
Hydraena similis Orchymont, 1930 [species]
Hydraena simonidea Orchymont, 1931 [species]
Hydraena simplicicollis Blackburn, 1896 [species]
Hydraena simplipes Zwick, 1977 [species]
Hydraena sinope Jäch, 1992 [species]
Hydraena smyrnensis Sahlberg, 1908 [species]
Hydraena socius Jäch and Díaz, 1999 [species]
Hydraena solarii Pretner, 1930 [species]
Hydraena solodovnikovi Jäch and Díaz, 2006 [species]
Hydraena sordida Sharp, 1882 [species]
Hydraena spangleri Perkins, 1980 [species]
Hydraena speciosa Orchymont, 1944 [species]
Hydraena spinipes Baudi, 1882 [species]
Hydraena spinissima Perkins, 2007 [species]
Hydraena splecoma Perkins, 1980 [species]
Hydraena squalida Orchymont, 1932 [species]
Hydraena stefani Jäch and Díaz, 2005 [species]
Hydraena storeyi Perkins, 2007 [species]
Hydraena stussineri Kuwert, 1888 [species]
Hydraena subacuminata Rey, 1884 [species]
Hydraena subgrandis Jäch, 1988 [species]
Hydraena subimpressa Rey, 1885 [species]
Hydraena subina Orchymont, 1944 [species]
Hydraena subinflata Orchymont, 1944 [species]
Hydraena subinoides Orchymont, 1944 [species]
Hydraena subinura Orchymont, 1944 [species]
Hydraena subirregularis Pic, 1918 [species]
Hydraena subjuncta Orchymont, 1930 [species]
Hydraena sublamina Orchymont, 1945 [species]
Hydraena sublapsa Orchymont, 1945 [species]
Hydraena subsequens Rey, 1886 [species]
Hydraena szechuanensis Pu, 1951 [species]
Hydraena takin Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena tarvisina Ferro, 1992 [species]
Hydraena tatii Sáinz-Cantero & Alba-Tercedor, 1989 [species]
Hydraena tauricola Jäch, 1988 [species]
Hydraena taxila Janssens, 1962 [species]
Hydraena tenjikuana Satô, 1979 [species]
Hydraena tenuis Janssens, 1980 [species]
Hydraena tenuisella Perkins, 2007 [species]
Hydraena tenuisoror Perkins, 2007 [species]
Hydraena terebrans Jäch, 1992 [species]
Hydraena terralta Perkins, 1980 [species]
Hydraena testacea Curtis, 1830 [species]
Hydraena textila Perkins, 2007 [species]
Hydraena thienemanni Orchymont, 1932 [species]
Hydraena thyene Balfour-Browne, 1958 [species]
Hydraena trapezoidalis Zwick, 1977 [species]
Hydraena tricantha Zwick, 1977 [species]
Hydraena tridisca Perkins, 2007 [species]
Hydraena triloba Perkins, 2007 [species]
Hydraena trinidensis Perkins, 1980 [species]
Hydraena triparamera Jäch, 1982 [species]
Hydraena tubuliphallis Jäch, 1982 [species]
Hydraena tucumanica Perkins, 1980 [species]
Hydraena tuolumne Perkins, 1980 [species]
Hydraena turcica Janssens, 1965 [species]
Hydraena turrialba Perkins, 1980 [species]
Hydraena tyrrhena Binaghi, 1961 [species]
Hydraena unca Valladares, 1989 [species]
Hydraena undevigintioctogintasisyphos Jäch and Díaz, 2005 [species]
Hydraena undulata Jäch and Díaz, 1998 [species]
Hydraena uzbekistanica Jäch, 1994 [species]
Hydraena vandykei Orchymont, 1923 [species]
Hydraena vedrasi Orchymont, 1931 [species]
Hydraena vela Perkins, 1980 [species]
Hydraena verberans Jäch and Díaz, 2006 [species]
Hydraena verstraeteni Ferro, 1984 [species]
Hydraena victoriae Jäch and Díaz, 1999 [species]
Hydraena vietnamensis Janssens, 1972 [species]
Hydraena virginalis Janssens, 1963 [species]
Hydraena vodozi Sainte-Claire Deville, 1908 [species]
Hydraena vulgaris Jäch and Díaz, 2000 [species]
Hydraena waldheimi Jäch, 1987 [species]
Hydraena wangi Jäch and Díaz, 1998 [species]
Hydraena wangmiaoi Jäch and Díaz, 2005 [species]
Hydraena watanabei Jäch and Satô, 1988 [species]
Hydraena wattsi Perkins, 2007 [species]
Hydraena weigeli Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena weiri Perkins, 2007 [species]
Hydraena wencke Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena wewalkai Jäch, 1988 [species]
Hydraena williamsensis Deane, 1931 [species]
Hydraena wittmeri Satô, 1979 [species]
Hydraena wolfi Skale and Jäch in Jäch and Skale, 2009 [species]
Hydraena wrasei Jäch, 1992 [species]
Hydraena yonaguniensis Jäch and Díaz, 2003 [species]
Hydraena yosemitensis Perkins, 1980 [species]
Hydraena yoshitomii Jäch and Díaz, 1999 [species]
Hydraena youngi Perkins, 1980 [species]
Hydraena ypsilon Zwick, 1977 [species]
Hydraena yunnanensis Pu, 1942 [species]
Hydraena zapatina Perkins, 1980 [species]
Hydraena zelandica Ordish, 1984 [species]
Hydraena zetteli Freitag and Jäch, 2007 [species]
Hydraena zezerensis Díaz Pazos & Bilton, 1995 [species]
Hydraena zwicki Perkins, 2007 [species]
Hydraena photos with superspecies identification
If you know the species, please, click on the picture and write the species name in Comments section. Also, you can go to the gallery page with all photos of Hydraena sp. (large size), and suggest the identification.
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