“List of Hydraena species”的意思、由来-开放百科全书

This is a list of 924 species in Hydraena, a genus of minute moss beetles in the family Hydraenidae.^[2]^[3]

Hydraena species

Hydraena abbasigili Jäch, 1988^{i c g}

Hydraena abdita Orchymont, 1948^{i c g}

Hydraena abyssinica Régimbart, 1905^{i c g}

Hydraena accurata Orchymont, 1948^{i c g}

Hydraena achaica Jäch, 1995^{i c g}

Hydraena acumena Perkins, 2011^{i c g}

Hydraena adelbertensis Perkins, 2011^{i c g}

Hydraena adrastea Orchymont, 1948^{i c g}

Hydraena aethaliensis Breit, 1917^{i c g}

Hydraena affirmata Perkins, 2007^{i c g}

Hydraena affusa Orchymont, 1936^{i c g}

Hydraena africana Kuwert, 1888^{i c g}

Hydraena akameku Perkins, 2011^{i c g}

Hydraena akbesiana Audisio, De Biase and Jäch, 1993^{i c g}

Hydraena albai Sáinz-Cantero, 1993^{i c g}

Hydraena alberti Balfour-Browne, 1950^{i c g}

Hydraena alcantarana Ienistea, 1985^{i c g}

Hydraena algerina Kaddouri, 1992^{i c g}

Hydraena alia Orchymont, 1934^{i c g}

Hydraena aliciae Jäch and Díaz, 2005^{i c g}

Hydraena allomorpha Lagar and Fresneda, 1990^{i c g}

Hydraena alluaudi Régimbart, 1906^{i c g}

Hydraena alpicola Pretner, 1931^{i c g}

Hydraena altamirensis Díaz Pazos and Garrido Gonzalez, 1993^{i c g}

Hydraena altapapua Perkins, 2011^{i c g}

Hydraena alternata Perkins, 1980^{i c g}

Hydraena alterra Perkins, 1980^{i c g}

Hydraena alticola Skale and Jäch, 2008^{i c g}

Hydraena altiphila Perkins, 2011^{i c g}

Hydraena amazonica Perkins, 2011^{i c g}

Hydraena ambiflagellata Zwick, 1977^{i c g}

Hydraena ambigua Ganglbauer, 1901^{i c g}

Hydraena ambiosina Perkins, 2007^{i c g}

Hydraena ambra Perkins, 2011^{i c g}

Hydraena ambripes Perkins, 2011^{i c g}

Hydraena ambroides Perkins, 2011^{i c g}

Hydraena americana Jäch, 1993^{i c g}

Hydraena amidensis Jäch, 1988^{i c g}

Hydraena ampla Perkins, 2011^{i c g}

Hydraena anaphora Perkins, 1980^{i c g}

Hydraena anatolica Janssens, 1963^{i c}

Hydraena ancylis Perkins, 1980^{i c g}

Hydraena ancyrae Jäch, 1992^{i c g}

Hydraena andalusa Lagar and Fresneda, 1990^{i c g}

Hydraena andreinii Orchymont, 1934^{i c g}

Hydraena angulicollis Notman, 1921^{i c g b}

Hydraena angulosa Mulsant, 1844^{i c g}

Hydraena angustata Sturm, 1836^{i c g}

Hydraena anisonycha Perkins, 1980^{i c g}

Hydraena antaria Perkins, 2007^{i c g}

Hydraena antiatlantica Jäch, Aguilera and Hernando, 1998^{i c g}

Hydraena antiochena Jäch, 1988^{i c g}

Hydraena apertista Perkins, 2011^{i c g}

Hydraena apexa Perkins, 2011^{i c g}

Hydraena appalachicola Perkins, 1980^{i c g}

Hydraena appetita Perkins, 2007^{i c g}

Hydraena aquila Perkins, 2011^{i c g}

Hydraena arabica Balfour-Browne, 1951^{i c g}

Hydraena arachthi Ferro and Jäch, 2000^{i c g}

Hydraena arcta Perkins, 2007^{i c g}

Hydraena arenicola Perkins, 1980^{i c g}

Hydraena argutipes Perkins, 1980^{i c g}

Hydraena ariana Janssens, 1962^{i c g}

Hydraena arizonica Perkins, 1980^{i c g}

Hydraena armata Reitter, 1880^{i c g}

Hydraena armatura Perkins, 2014^{i c g}

Hydraena armeniaca Janssens, 1968^{i c g}

Hydraena armipalpis Jäch and Díaz, 2000^{i c g}

Hydraena armipes Rey, 1886^{i c g}

Hydraena aroensis (Ferro, 1991)^{i c g}

Hydraena arunensis Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena ascensa Perkins, 2007^{i c g}

Hydraena assimilis Rey, 1885^{i c g}

Hydraena ateneo Freitag, 2013^{i c g}

Hydraena athertonica Perkins, 2007^{i c g}

Hydraena atrata Desbrochers des Loges, 1891^{i c g}

Hydraena atroscintilla Perkins, 2011^{i c g}

Hydraena attaleiae Ferro, 1984^{i c g}

Hydraena audisioi Jäch, 1992^{i c g}

Hydraena aulaarta Perkins, 2011^{i c g}

Hydraena aurita Jäch, 1988^{i c g}

Hydraena australica Zwick, 1977^{i c g}

Hydraena australula Perkins, 2007^{i c g}

Hydraena austrobesa Perkins, 2011^{i c g}

Hydraena avuncula Jäch, 1988^{i c g}

Hydraena bacchusi Perkins, 2011^{i c g}

Hydraena bactriana Janssens, 1962^{i c g}

Hydraena bakriensis Skale and Jäch, 2011^{i c g}

Hydraena balearica Orchymont, 1930^{i c g}

Hydraena balfourbrownei Bameul, 1986^{i c g}

Hydraena balkei Perkins, 2011^{i c g}

Hydraena balli Orchymont, 1940^{i c g}

Hydraena barbipes Zwick, 1977^{i c g}

Hydraena barricula Perkins, 1980^{i c g}

Hydraena barrosi Orchymont, 1934^{i c g}

Hydraena bedeli Berthélemy, 1992^{i c g}

Hydraena belgica Orchymont, 1930^{i c g}

Hydraena beniensis Perkins, 2011^{i c g}

Hydraena benjaminus Jäch and Díaz, 2006^{i c g}

Hydraena bensae Ganglbauer, 1901^{i c g}

Hydraena bergeri (Janssens, 1972)^{i c g}

Hydraena berthelemyana Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006^{i c g}

Hydraena berytus Jäch, 1986^{i c g}

Hydraena beyarslani Jäch, 1988^{i c g}

Hydraena bicarina Perkins, 2014^{i c g}

Hydraena bicarinova Perkins, 2011^{i c g}

Hydraena bicolorata Jäch, 1997^{i c g}

Hydraena bicuspidata Ganglbauer, 1901^{i c g}

Hydraena bidefensa Perkins, 2007^{i c g}

Hydraena bifunda Perkins, 2011^{i c g}

Hydraena bihamata Champion, 1920^{i c g}

Hydraena biimpressa Perkins, 2007^{i c g}

Hydraena billi Zwick, 1977^{i c g}

Hydraena bilobata Jäch and Díaz, 1998^{i c g}

Hydraena biltoni Jäch and Díaz, 2012^{i c g}

Hydraena bimagua Jäch, 1986^{i c g}

Hydraena birendra Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena biseptosa Perkins, 2014^{i c g}

Hydraena bispinosa Pu, 1951^{i c g}

Hydraena bisulcata Rey, 1884^{i c g}

Hydraena bitruncata Orchymont, 1934^{i c g}

Hydraena bituberculata Perkins, 1980^{i c g}

Hydraena biundulata Perkins, 2011^{i c g}

Hydraena blackburni Zaitzev, 1908^{i c g}

Hydraena bodemeyeri Jäch and Díaz, 2001^{i c g}

Hydraena boetcheri Orchymont, 1932^{i c g}

Hydraena bolivari Orchymont, 1936^{i c g}

Hydraena boliviana Perkins, 2011^{i c g}

Hydraena bononiensis Binaghi, 1960^{i c g}

Hydraena borbonica Fairmaire, 1898^{i c g}

Hydraena bosnica Apfelbeck, 1909^{i c g}

Hydraena brachymera Orchymont, 1936^{i c g}

Hydraena bractea Perkins, 1980^{i c g}

Hydraena bractoides Perkins, 1980^{i c g}

Hydraena brahmin Perkins, 2011^{i c g}

Hydraena breedlovei Perkins, 1980^{i c g}

Hydraena brevis Sharp, 1882^{i c g}

Hydraena britteni Joy, 1907^{i c g}

Hydraena brittoni Zwick, 1977^{i c g}

Hydraena bromleyae Jäch, 1986^{i c g}

Hydraena browni Perkins, 1980^{i c g}

Hydraena bubulla Perkins, 2011^{i c g}

Hydraena bulgarica Breit, 1916^{i c g}

Hydraena buloba Perkins, 2011^{i c g}

Hydraena buquintana Perkins, 2011^{i c g}

Hydraena buscintilla Perkins, 2011^{i c g}

Hydraena busuanga Freitag and Jäch, 2007^{i c g}

Hydraena calcarifera Janssens, 1959^{i c g}

Hydraena californica Perkins, 1980^{i c g}

Hydraena campbelli Perkins, 1980^{i c g}

Hydraena canakcioglui Janssens, 1965^{i c g}

Hydraena canticacollis Perkins, 1980^{i c g}

Hydraena capacis Perkins, 2007^{i c g}

Hydraena capensis Perkins, 2014^{i c g}

Hydraena capetribensis Perkins, 2007^{i c g}

Hydraena cappadocica Jäch, 1988^{i c g}

Hydraena caprivica Perkins, 2014^{i c g}

Hydraena capta Orchymont, 1936^{i c g}

Hydraena carbonaria Kiesenwetter, 1849^{i c g}

Hydraena carica Jäch, 1988^{i c g}

Hydraena carinocisiva Perkins, 2011^{i c g}

Hydraena carinulata Rey, 1886^{i c g}

Hydraena carmellita Perkins, 2011^{i c g}

Hydraena carniolica Pretner, 1970^{i c g}

Hydraena castanea Deane, 1937^{i c g}

Hydraena castanescens Freitag and Jäch, 2007^{i c g}

Hydraena cata Orchymont, 1936^{i c g}

Hydraena catalonica Fresneda, Aguilera and Hernando, 1994^{i c g}

Hydraena catherinae Bameul and Jäch, 2001^{i c g}

Hydraena caucasica Kuwert, 1888^{i c g}

Hydraena cavifrons Perkins, 2011^{i c g}

Hydraena cephalleniaca Jäch, 1985^{i c g}

Hydraena cervisophila Jäch, 1992^{i c g}

Hydraena challeti Perkins, 2011^{i c g}

Hydraena cheesmanae Perkins, 2011^{i c g}

Hydraena chenae Pu, 1951^{i c g}

Hydraena chersonesica Jäch, Díaz and Przewozny, 2007^{i c g}

Hydraena cherylbarrae Perkins, 2011^{i c g}

Hydraena chiapa Perkins, 1980^{i c g}

Hydraena chiesai Janssens, 1965^{i c g}

Hydraena chifengi Jäch and Díaz, 1999^{i c g}

Hydraena chobauti Guillebeau, 1896^{i c g}

Hydraena christinae Audisio, De Biase and Jäch, 1996^{i c g}

Hydraena christoferi Jäch and Díaz, 2005^{i c g}

Hydraena ciliciensis Jäch, 1988^{i c g}

Hydraena circulata Perkins, 1980^{i c g b}

Hydraena cirrata Champion, 1920^{i c g}

Hydraena clarinis Perkins, 2011^{i c g}

Hydraena claudia Freitag and Jäch, 2007^{i c g}

Hydraena clavicula Perkins, 2014^{i c g}

Hydraena clavigera Zwick, 1977^{i c g}

Hydraena clemens Jäch and Díaz, 2006^{i c g}

Hydraena clinodorsa Perkins, 2011^{i c g}

Hydraena clystera Perkins, 2011^{i c g}

Hydraena cochabamba Perkins, 2011^{i c g}

Hydraena colchica Janssens, 1963^{i c g}

Hydraena colombiana Perkins, 1980^{i c g}

Hydraena colorata Perkins, 2011^{i c g}

Hydraena colymba Perkins, 1980^{i c g}

Hydraena compressipilis Jäch and Díaz, 1998^{i c g}

Hydraena concepcionica Perkins, 2011^{i c g}

Hydraena concinna Orchymont, 1932^{i c g}

Hydraena confluenta Perkins, 2011^{i c g}

Hydraena confusa Pu, 1951^{i c g}

Hydraena connexa Orchymont, 1932^{i c g}

Hydraena converga Perkins, 2007^{i c g}

Hydraena coomani Orchymont, 1932^{i c g}

Hydraena cooperi Balfour-Browne, 1954^{i c g}

Hydraena cooperoides Perkins, 2014^{i c g}

Hydraena copulata Perkins, 2011^{i c g}

Hydraena cordata Schaufuss, 1883^{i c g}

Hydraena cordiformis Jäch and Díaz, 2000^{i c g}

Hydraena cordispina Perkins, 2011^{i c g}

Hydraena corinna Orchymont, 1936^{i c g}

Hydraena cornelli Jäch and Díaz, 1998^{i c g}

Hydraena corrugis Orchymont, 1934^{i c g}

Hydraena coryleti Jäch, 1992^{i c g}

Hydraena costiniceps Perkins, 1980^{i c g}

Hydraena crepidoptera Jäch, 1992^{i c g}

Hydraena cristatigena Jäch and Díaz, 2000^{i c g}

Hydraena croatica Kuwert, 1888^{i c g}

Hydraena cryptostoma Jäch, 1992^{i c g}

Hydraena crystallina Perkins, 1980^{i c g}

Hydraena cubista Perkins, 2007^{i c g}

Hydraena cultrata Perkins, 2007^{i c g}

Hydraena cunicula Perkins, 2011^{i c g}

Hydraena cunninghamensis Perkins, 2007^{i c g}

Hydraena curta Kiesenwetter, 1849^{i c g}

Hydraena curtipalpis Jäch and Díaz, 1998^{i c g}

Hydraena curvipes Jäch and Díaz, 2012^{i c g}

Hydraena curvosa Perkins, 2011^{i c g}

Hydraena cuspidicollis Perkins, 1980^{i c g}

Hydraena cyclops Jäch and Díaz, 2000^{i c g}

Hydraena cygnus Zwick, 1977^{i c g}

Hydraena czernohorskyi Müller, 1911^{i c g}

Hydraena dalmatina Ganglbauer, 1901^{i c g}

Hydraena damascena Pic, 1910^{i c g}

Hydraena dariensis Perkins, 2011^{i c g}

Hydraena darwini Perkins, 2007^{i c g}

Hydraena d-concava Perkins, 2011^{i c g}

Hydraena d-destina Perkins, 1980^{i c g}

Hydraena debeckeri (Janssens, 1972)^{i c g}

Hydraena decepta Perkins, 2011^{i c g}

Hydraena decipiens Zwick, 1977^{i c g}

Hydraena decolor Sainte-Claire Deville, 1903^{i c g}

Hydraena decui Spangler, 1980^{i c g}

Hydraena delia Balfour-Browne, 1978^{i c g}

Hydraena deliquesca Perkins, 2007^{i c g}

Hydraena delvasi Delgado and Collantes, 1996^{i c g}

Hydraena densa Fauvel, 1883^{i c g}

Hydraena dentipalpis Reitter, 1888^{i c g}

Hydraena dentipes Germar, 1824^{i c g}

Hydraena devillei Ganglbauer, 1901^{i c g}

Hydraena devincta Orchymont, 1940^{i c g}

Hydraena diadema Perkins, 2011^{i c g}

Hydraena diazi Trizzino, Jäch and Ribera in Trizzino, Jäch, Audisio and Rivera, 2011^{i c g}

Hydraena diffusa Perkins, 2011^{i c g}

Hydraena dilutipes Fairmaire, 1898^{i c g}

Hydraena dimorpha Orchymont, 1922^{i c g}

Hydraena dinosaurophila Jäch, 1994^{i c g}

Hydraena discicollis Fairmaire, 1898^{i c g}

Hydraena discreta Ganglbauer, 1904^{i c g}

Hydraena disparamera Perkins, 2007^{i c g}

Hydraena dochula Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena dolichogaster Janssens, 1965^{i c g}

Hydraena dorrigoensis Perkins, 2007^{i c g}

Hydraena draconisaurati Jäch and Díaz, 2005^{i c g}

Hydraena dudgeoni Perkins, 2011^{i c g}

Hydraena duodecimata Perkins, 2014^{i c g}

Hydraena duohamata Perkins, 2011^{i c g}

Hydraena ebriimadli Jäch, 1988^{i c g}

Hydraena ecuadormica Perkins, 2011^{i c g}

Hydraena egoni Jäch, 1986^{i c g}

Hydraena eichleri Orchymont, 1937^{i c g}

Hydraena einsteini Perkins, 2011^{i c g}

Hydraena elephanta Perkins, 2014^{i c g}

Hydraena elisabethae Jäch, 1992^{i c g}

Hydraena eliya Jäch, 1982^{i c g}

Hydraena emarginata Rey, 1885^{i c g}

Hydraena emineae Jäch and Kasapoglu, 2006^{i c g}

Hydraena epeirosi Ferro, 1985^{i c g}

Hydraena errina Orchymont, 1948^{i c g}

Hydraena erythraea Régimbart, 1905^{i c g}

Hydraena eryx Orchymont, 1948^{i c g}

Hydraena esquinita Brojer and Jäch, 2011^{i c g}

Hydraena essentia Perkins, 2011^{i c g}

Hydraena eucnemis Janssens, 1970^{i c g}

Hydraena evanescens Rey, 1884^{i c g}

Hydraena evansi Balfour-Browne, 1945^{i c g}

Hydraena exarata Kiesenwetter, 1866^{i c g}

Hydraena exasperata Orchymont, 1935^{i c g}

Hydraena excisa Kiesenwetter, 1849^{i c g}

Hydraena exhalista Perkins, 2011^{i c g}

Hydraena exilipes Perkins, 1980^{i c g}

Hydraena expedita Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena explanata Pic, 1905^{i c g}

Hydraena extorris Zwick, 1977^{i c g}

Hydraena falcata Jäch, 1992^{i c g}

Hydraena farsensis Skale and Jäch, 2011^{i c g}

Hydraena fasciata Perkins, 2011^{i c g}

Hydraena fascinata Perkins, 2011^{i c g}

Hydraena fasciola Perkins, 2011^{i c g}

Hydraena fasciolata Perkins, 2011^{i c g}

Hydraena fasciopaca Perkins, 2011^{i c g}

Hydraena favulosa Perkins, 2014^{i c g}

Hydraena fenestella Perkins, 2011^{i c g}

Hydraena ferethula Perkins, 2007^{i c g}

Hydraena feryi Skale and Jäch, 2011^{i c g}

Hydraena feuerborni Orchymont, 1932^{i c g}

Hydraena fijiensis Balfour-Browne, 1945^{i c g}

Hydraena filum Sahlberg, 1908^{i c g}

Hydraena finita Orchymont, 1943^{i c g}

Hydraena finki Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena finniganensis Perkins, 2007^{i c g}

Hydraena fiorii Porta, 1899^{i c g}

Hydraena fischeri Schönmann, 1991^{i c g}

Hydraena flagella Perkins, 2011^{i c g}

Hydraena fluvicola (Perkins, 1980)^{i c g}

Hydraena foliobba Perkins, 2011^{i c g}

Hydraena fontana Orchymont, 1932^{i c g}

Hydraena fontiscarsavii (Jäch, 1988)^{i c g}

Hydraena formosapala Perkins, 2011^{i c g}

Hydraena formula Orchymont, 1932^{i c g}

Hydraena forticollis Perkins, 2007^{i c g}

Hydraena fosterorum Trizzino, Jäch and Ribera in Trizzino, Jäch, Audisio and Rivera, 2011^{i c g}

Hydraena franklyni Deler-Hernández and Delgado, 2012^{i c g}

Hydraena freitagi Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena frenzeli Skale and Jäch, 2008^{i c g}

Hydraena fritzi Jäch, 1992^{i c g}

Hydraena frondsicola (Perkins, 1980)^{i c g}

Hydraena funda Perkins, 2011^{i c g}

Hydraena fundacta Perkins, 2011^{i c g}

Hydraena fundaequalis Perkins, 2007^{i c g}

Hydraena fundapta Perkins, 2011^{i c g}

Hydraena fundarca Perkins, 2011^{i c g}

Hydraena fundata Perkins, 2007^{i c g}

Hydraena fundextra Perkins, 2011^{i c g}

Hydraena furthi Jäch, 1982^{i c g}

Hydraena gaditana Lagar and Fresneda, 1990^{i c g}

Hydraena galatica Janssens, 1970^{i c g}

Hydraena galea Perkins, 2011^{i c g}

Hydraena gavarrensis Jäch, Díaz and Martinoy, 2005^{i c g}

Hydraena geminya Perkins, 1980^{i c g}

Hydraena genumorpha Perkins, 2014^{i c g}

Hydraena georgiadesi Orchymont, 1931^{i c g}

Hydraena geraldneuhauseri Jäch and Díaz, 2006^{i c g}

Hydraena germaini Orchymont, 1923^{i c g}

Hydraena glassmani Jäch, 1986^{i c g}

Hydraena gnatella Orchymont, 1945^{i c g}

Hydraena gnatelloides Orchymont, 1945^{i c g}

Hydraena gracilidelphis Trizzino, Valladares, Garrido and Audisio, 2012^{i c g}

Hydraena gracilis Germar, 1824^{i c g}

Hydraena graciloides (Jäch, 1988)^{i c g}

Hydraena grandis Reitter, 1885^{i c g}

Hydraena graphica Orchymont, 1931^{i c g}

Hydraena grata Orchymont, 1944^{i c g}

Hydraena gregalis Orchymont, 1944^{i c g}

Hydraena gressa Orchymont, 1944^{i c g}

Hydraena griphus Orchymont, 1944^{i c g}

Hydraena grouvellei Orchymont, 1923^{i c g}

Hydraena grueberi Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena guadelupensis Orchymont, 1923^{i c g}

Hydraena guangxiensis Jäch and Díaz, 2005^{i c g}

Hydraena guatemala Perkins, 1980^{i c g}

Hydraena guentheri Jäch, 1992^{i c g}

Hydraena guilin Jäch and Díaz, 2005^{i c g}

Hydraena gynaephila Jäch, 1997^{i c g}

Hydraena habitiva Perkins, 2014^{i c g}

Hydraena hainzi Jäch, 1988^{i c g}

Hydraena haitensis Perkins, 1980^{i c g}

Hydraena hajeki Skale and Jäch, 2011^{i c g}

Hydraena hamifera Zwick, 1977^{i c g}

Hydraena hansreuteri Jäch and Díaz, 2005^{i c g}

Hydraena hayashii Jäch and Díaz, 2012^{i c g}

Hydraena helena Orchymont, 1929^{i c g}

Hydraena hendrichi Jäch, Díaz and Skale, 2013^{i c g}

Hydraena hernandoi Fresneda and Lagar, 1990^{i c g}

Hydraena herzogestella Perkins, 2011^{i c g}

Hydraena heterogyna Bedel, 1898^{i c g}

Hydraena hiekei Jäch, 1992^{i c g}

Hydraena hillaryi Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena hintoni Perkins, 2011^{i c g}

Hydraena hispanica Ganglbauer, 1901^{i c g}

Hydraena holdhausi Pretner, 1929^{i c g}

Hydraena hornabrooki Perkins, 2011^{i c g}

Hydraena hortensis Jäch and Díaz, 2000^{i c g}

Hydraena hosiwergi Freitag and Jäch, 2007^{i c g}

Hydraena hosseinieorum Bilton and Jäch, 1998^{i c g}

Hydraena huangshanensis Jäch and Díaz, 2005^{i c g}

Hydraena huitongensis Jäch and Díaz, 2005^{i c g}

Hydraena humanica Perkins, 2014^{i c g}

Hydraena hunanensis Pu, 1951^{i c g}

Hydraena hungarica Rey, 1884^{i c g}

Hydraena huonica Perkins, 2011^{i c g}

Hydraena hyalina Perkins, 1980^{i c g}

Hydraena hynesi Zwick, 1977^{i c g}

Hydraena hypipamee Perkins, 2007^{i c g}

Hydraena ibalimi Perkins, 2011^{i c g}

Hydraena iberica Orchymont, 1936^{i c g}

Hydraena idema Perkins, 2011^{i c g}

Hydraena iheya Jäch and Díaz, 1999^{i c g}

Hydraena ilamensis Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena ilica Jäch, 1994^{i c g}

Hydraena imbria Jäch and Díaz, 2001^{i c g}

Hydraena impala Perkins, 2011^{i c g}

Hydraena imperatrix Kniz, 1919^{i c g}

Hydraena impercepta Zwick, 1977^{i c g}

Hydraena impressicollis Fairmaire, 1898^{i c g}

Hydraena inancala Perkins, 2007^{i c g}

Hydraena inapicipalpis Pic, 1918^{i c g}

Hydraena incisiva Perkins, 2011^{i c g}

Hydraena incista Perkins, 2011^{i c g}

Hydraena incurva Orchymont, 1932^{i c g}

Hydraena indiana Jäch, 1994^{i c g}

Hydraena indica Orchymont, 1920^{i c g}

Hydraena infoveola Perkins, 2011^{i c g}

Hydraena ingens (Perkins, 1980)^{i c g}

Hydraena inhalista Perkins, 2011^{i c g}

Hydraena injectiva Perkins, 2014^{i c g}

Hydraena innuda Perkins, 2007^{i c g}

Hydraena inopinata Jäch and Díaz, 1998^{i c g}

Hydraena inplacopaca Perkins, 2011^{i c g}

Hydraena insandalia Perkins, 2011^{i c g}

Hydraena insita Orchymont, 1932^{i c g}

Hydraena insolita Orchymont, 1932^{i c g}

Hydraena insularis Orchymont, 1945^{i c g}

Hydraena integra Pretner, 1931^{i c g}

Hydraena intensa Perkins, 2011^{i c g}

Hydraena intermedia Rosenhauer, 1847^{i c g}

Hydraena intraangulata Perkins, 2007^{i c g}

Hydraena inusta Orchymont, 1932^{i c g}

Hydraena invicta Perkins, 2007^{i c g}

Hydraena iriomotensis Jäch and Díaz, 1999^{i c g}

Hydraena isabelae Castro and Herrera, 2001^{i c g}

Hydraena isolinae Jäch and Díaz, 1998^{i c g}

Hydraena ispirensis Kasapoglu, Jäch and Skale, 2010^{i c g}

Hydraena iterata Orchymont, 1948^{i c g}

Hydraena jacobsoni Orchymont, 1932^{i c g}

Hydraena jaechiana (Audisio and De Biase, 1990)^{i c g}

Hydraena jaegeri Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena jailensis Breit, 1917^{i c g}

Hydraena janczyki Jäch, 1992^{i c g}

Hydraena janeceki Jäch, 1987^{i c g}

Hydraena janssensi Nilsson, 2001^{i c g}

Hydraena jengi Jäch and Díaz, 1998^{i c g}

Hydraena jilanzhui Jäch and Díaz, 2005^{i c g}

Hydraena jivaro Perkins, 1980^{i c g}

Hydraena johncoltranei Perkins, 2011^{i c g}

Hydraena jubilata Perkins, 2011^{i c g}

Hydraena kadowakii Jäch and Díaz, 2012^{i c g}

Hydraena kakadu Perkins, 2007^{i c g}

Hydraena kamitei Jäch and Díaz, 2012^{i c g}

Hydraena karinkukolae Jäch, 1989^{i c g}

Hydraena karmai Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena kasyi Jäch, 1992^{i c g}

Hydraena kaufmanni Ganglbauer, 1901^{i c g}

Hydraena kellymilleri Perkins, 2011^{i c g}

Hydraena khnzoriani Janssens, 1968^{i c g}

Hydraena kilimandjarensis Régimbart, 1906^{i c g}

Hydraena kitayamai Jäch and Díaz, 2012^{i c g}

Hydraena knischi Orchymont, 1928^{i c g}

Hydraena kocheri Berthélemy, 1992^{i c g}

Hydraena kodadai Freitag and Jäch, 2007^{i c g}

Hydraena koje Perkins, 2011^{i c g}

Hydraena koma Perkins, 2011^{i c g}

Hydraena krasnodarensis Jäch and Díaz, 2006^{i c g}

Hydraena kroumiriana Kaddouri, 1992^{i c g}

Hydraena kucinici Micetic Stankovic and Jäch, 2012^{i c g}

Hydraena kuehnelti Jäch, 1989^{i c g}

Hydraena kurdistanica Jäch, 1988^{i c g}

Hydraena kwangsiensis Pu, 1951^{i c g}

Hydraena labropaca Perkins, 2011^{i c g}

Hydraena lagamba Brojer and Jäch, 2011^{i c g}

Hydraena lapidicola Kiesenwetter, 1849^{i c g}

Hydraena lapissectilis Jäch, 1992^{i c g}

Hydraena larissae Jäch and Díaz, 2000^{i c g}

Hydraena larsoni Perkins, 2007^{i c g}

Hydraena lascrucensis Brojer and Jäch, 2011^{i c g}

Hydraena lassulipes Perkins, 2011^{i c g}

Hydraena latebricola Jäch, 1986^{i c g}

Hydraena latisoror Perkins, 2007^{i c g}

Hydraena lazica Janssens, 1963^{i c g}

Hydraena leechi Perkins, 1980^{i c g}

Hydraena leei Jäch and Díaz, 1998^{i c g}

Hydraena legorskyi Jäch and Brojer, 2012^{i c g}

Hydraena lehmanni Jäch and Díaz, 2005^{i c g}

Hydraena leonhardi Breit, 1916^{i c g}

Hydraena leprieuri Sainte-Claire Deville, 1905^{i c g}

Hydraena levantina Sahlberg, 1908^{i c g}

Hydraena ligulipes Jäch, 1988^{i c g}

Hydraena lilianae Perkins, 2011^{i c g}

Hydraena limbobesa Perkins, 2011^{i c g}

Hydraena limpidicollis Perkins, 1980^{i c g}

Hydraena liriope Orchymont, 1943^{i c g}

Hydraena longicollis Sharp, 1882^{i c g}

Hydraena loripes Perkins, 2011^{i c g}

Hydraena lotti Bilton, 2013^{i c g}

Hydraena lucasi Lagar, 1984^{i c g}

Hydraena lucernae Zwick, 1977^{i c g}

Hydraena ludovicae Orchymont, 1931^{i c g}

Hydraena luminicollis Perkins, 2007^{i c g}

Hydraena luridipennis MacLeay, 1873^{i c g}

Hydraena lusitana (Berthélemy in Berthélemy and Whytton Da Terra, 1977)^{i c g}

Hydraena lycia Jäch, 1988^{i c g}

Hydraena macedonica Orchymont, 1931^{i c g}

Hydraena maculicollis Champion, 1920^{i c g}

Hydraena maculopala Perkins, 2011^{i c g}

Hydraena madronensis Castor, García and Ferreras, 2000^{i c g}

Hydraena magna Pu, 1951^{i c g}

Hydraena magnessa Jäch, 1997^{i c g}

Hydraena magnetica Zwick, 1977^{i c g}

Hydraena mahensis Scott, 1913^{i c g}

Hydraena malagricola Jäch and Díaz, 2012^{i c g}

Hydraena malickyi Jäch, 1989^{i c g}

Hydraena malkini Perkins, 1980^{i c g}

Hydraena manabica Perkins, 2011^{i c g}

Hydraena manaslu Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena manfredjaechi Delgado and Soler, 1991^{i c g}

Hydraena manguao Freitag and Jäch, 2007^{i c g}

Hydraena manulea Perkins, 2011^{i c g}

Hydraena manuloides Perkins, 2011^{i c g}

Hydraena marawaka Perkins, 2011^{i c g}

Hydraena marcosae Aguilera, Hernando and Ribera, 1997^{i c g}

Hydraena marginicollis Kiesenwetter, 1849^{i c g}

Hydraena mariannae Jäch, 1992^{i c g}

Hydraena marinae Castro, 2003^{i c g}

Hydraena martensi Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena martinschoepfi Jäch and Díaz, 2005^{i c g}

Hydraena masatakai Jäch and Díaz, 2003^{i c g}

Hydraena maureenae Perkins, 1980^{i c g}

Hydraena mauriciogarciai Perkins, 2011^{i c g}

Hydraena mazamitla Perkins, 1980^{i c g}

Hydraena mecai Millán and Aguilera, 2000^{i c g}

Hydraena melas Dalla Torre, 1877^{i c g}

Hydraena mercuriala Perkins, 2011^{i c g}

Hydraena meschniggi Pretner, 1929^{i c g}

Hydraena metzeni Perkins, 2007^{i c g}

Hydraena mexicana Perkins, 1980^{i c g}

Hydraena mianminica Perkins, 2011^{i c g}

Hydraena michaelbalkei Jäch, Díaz and Skale, 2013^{i c g}

Hydraena mignymixys Perkins, 1980^{i c g}

Hydraena millerorum Perkins, 2007^{i c g}

Hydraena miniretia Perkins, 2007^{i c g}

Hydraena mintrita Perkins, 2011^{i c g}

Hydraena mitchellensis Perkins, 2007^{i c g}

Hydraena miyatakei Satô, 1959^{i c g}

Hydraena modili Jäch, 1988^{i c g}

Hydraena monikae Jäch and Díaz, 2000^{i c g}

Hydraena monscassius Jäch, 1988^{i c g}

Hydraena monstruosipes Ferro, 1986^{i c g}

Hydraena monteithi Perkins, 2007^{i c g}

Hydraena morio Kiesenwetter, 1849^{i c g}

Hydraena motzfeldi Skale and Jäch, 2011^{i c g}

Hydraena mouzaiensis Sainte-Claire Deville, 1909^{i c g}

Hydraena mpumalanga Perkins, 2014^{i c g}

Hydraena muelleri Pretner, 1931^{i c g}

Hydraena muezziginea Jäch, 1988^{i c g}

Hydraena multiloba Perkins, 2011^{i c g}

Hydraena multimurata Perkins, 2014^{i c g}

Hydraena multispina Perkins, 2011^{i c g}

Hydraena mylasae Jäch, 1992^{i c g}

Hydraena namibiensis Perkins, 2014^{i c g}

Hydraena nanocolorata Perkins, 2011^{i c g}

Hydraena nanopala Perkins, 2011^{i c g}

Hydraena nanoscintilla Perkins, 2011^{i c g}

Hydraena natiforma Perkins, 2014^{i c g}

Hydraena neblina Perkins, 2011^{i c g}

Hydraena nelsonmandelai Makhan, 2008^{i c g}

Hydraena neoaccurata Perkins, 2014^{i c g}

Hydraena nevermanni Perkins, 1980^{i c g}

Hydraena newtoni Perkins, 1980^{i c g}

Hydraena nielshaggei Freitag and Jäch, 2007^{i c g}

Hydraena nigra Hatch, 1965^{i c g}

Hydraena nigrita Germar, 1824^{i c g}

Hydraena nike Jäch, 1995^{i c g}

Hydraena nilguenae (Jäch, 1988)^{i c g}

Hydraena nitidimenta Perkins, 2011^{i c g}

Hydraena nivalis Jäch, 1992^{i c g}

Hydraena nomenipes Perkins, 2014^{i c g}

Hydraena notsui Satô, 1978^{i c g}

Hydraena novacula Perkins, 2011^{i c g}

Hydraena numidica Sainte-Claire Deville, 1905^{i c g}

Hydraena nurabadensis Skale and Jäch, 2011^{i c g}

Hydraena nuratauensis Jäch, 1994^{i c g}

Hydraena oaxaca Perkins, 1980^{i c g}

Hydraena oblio Perkins, 1980^{i c g}

Hydraena occidentalis Perkins, 1980^{i c g}

Hydraena occitana (Audisio and De Biase, 1995)^{i c g}

Hydraena okapa Perkins, 2011^{i c g}

Hydraena okinawensis Jäch and Díaz, 1999^{i c g}

Hydraena olidipastoris Jäch, 1988^{i c g}

Hydraena ollopa Perkins, 2011^{i c g}

Hydraena optica Jäch and Díaz, 2012^{i c g}

Hydraena orchis Jäch and Díaz, 1998^{i c g}

Hydraena orcula Perkins, 1980^{i c g}

Hydraena ordishi Delgado and Palma, 1997^{i c g}

Hydraena orientalis Breit, 1916^{i c g}

Hydraena ortali Jäch, 1986^{i c g}

Hydraena orthosia Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006^{i c g}

Hydraena otiarca Perkins, 2011^{i c g}

Hydraena ovata Janssens, 1961^{i c g}

Hydraena owenobesa Perkins, 2011^{i c g}

Hydraena oxiana Janssens, 1974^{i c g}

Hydraena ozarkensis Perkins, 1980^{i c g}

Hydraena pachyptera Apfelbeck, 1909^{i c g}

Hydraena pacifica Perkins, 1980^{i c g}

Hydraena pacificica Perkins, 2011^{i c g}

Hydraena paeminosa Perkins, 1980^{i c g}

Hydraena pagaluensis Hernando and Ribera, 2001^{i c g}

Hydraena paganettii Ganglbauer, 1901^{i c g}

Hydraena pajarita Brojer and Jäch, 2011^{i c g}

Hydraena pakistanica Jäch, 1992^{i c g}

Hydraena pala Perkins, 2011^{i c g}

Hydraena palamita Perkins, 2011^{i c g}

Hydraena palawanensis Freitag and Jäch, 2007^{i c g}

Hydraena pallidula Sainte-Claire Deville, 1909^{i c g}

Hydraena palustris Erichson, 1837^{i c g}

Hydraena pamirica Jäch, 1992^{i c g}

Hydraena pamphylia Jäch and Díaz, 2001^{i c g}

Hydraena pangaei Jäch, 1992^{i c g}

Hydraena pantanalensis Perkins, 2011^{i c g}

Hydraena paraguayensis Janssens, 1972^{i c g}

Hydraena parciplumea Perkins, 2007^{i c g}

Hydraena particeps Perkins, 1980^{i c g}

Hydraena parva Zwick, 1977^{i c g}

Hydraena parysatis Janssens, 1981^{i c g}

Hydraena paucistriata Jäch and Díaz, 2000^{i c g}

Hydraena paulmoritz Jäch, Díaz and Skale, 2013^{i c g}

Hydraena pavicula Perkins, 1980^{i c g}

Hydraena paxillipes Perkins, 2011^{i c g}

Hydraena peckorum Perkins, 2011^{i c g}

Hydraena pectenata Perkins, 2011^{i c g}

Hydraena pedroaguilerai Perkins, 2011^{i c g}

Hydraena pegopyga Perkins, 2011^{i c g}

Hydraena pelops Jäch, 1995^{i c g}

Hydraena pennsylvanica Kiesenwetter, 1849^b

Hydraena pensylvanica Kiesenwetter, 1849^{i c g}

Hydraena penultimata Perkins, 2011^{i c g}

Hydraena perkinsi Spangler, 1980^{i c g}

Hydraena perlonga Balfour-Browne, 1950^{i c g}

Hydraena perpunctata Perkins, 2011^{i c g}

Hydraena persica Janssens, 1981^{i c g}

Hydraena pertransversa Perkins, 2011^{i c g}

Hydraena peru Perkins, 1980^{i c g}

Hydraena pesici Skale and Jäch, 2011^{i c g}

Hydraena petila Perkins, 1980^{i c g}

Hydraena phainops Perkins, 2011^{i c g}

Hydraena phallerata Orchymont, 1944^{i c g}

Hydraena phallica Orchymont, 1930^{i c g}

Hydraena phassilyi Orchymont, 1931^{i c g}

Hydraena philippi Jäch and Díaz, 2005^{i c g}

Hydraena philyra Orchymont, 1944^{i c g}

Hydraena phoenicia Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006^{i c g}

Hydraena photogenica Perkins, 2011^{i c g}

Hydraena pici Sainte-Claire Deville, 1905^{i c g}

Hydraena picula Perkins, 2011^{i c g}

Hydraena pilimera Brojer and Jäch, 2011^{i c g}

Hydraena pilipes Zwick, 1977^{i c g}

Hydraena pilulambra Perkins, 2011^{i c g}

Hydraena pindica Janssens, 1965^{i c g}

Hydraena pisciforma Perkins, 2014^{i c g}

Hydraena planata Kiesenwetter, 1849^{i c g}

Hydraena plastica Orchymont, 1943^{i c g}

Hydraena platycnemis Jäch, 1988^{i c g}

Hydraena platynaspis Jäch, 1988^{i c g}

Hydraena platysoma Janssens, 1968^{i c g}

Hydraena plaumanni Orchymont, 1937^{i c g}

Hydraena plumipes Rey, 1886^{i c g}

Hydraena pluralticola Perkins, 2011^{i c g}

Hydraena plurifurcata Jäch and Díaz, 1998^{i c g}

Hydraena polita Kiesenwetter, 1849^{i c g}

Hydraena pontequula Perkins, 1980^{i c g}

Hydraena pontica Janssens, 1963^{i c g}

Hydraena porchi Perkins, 2007^{i c g}

Hydraena porcula Jäch and Díaz, 1998^{i c g}

Hydraena praetermissa Jäch, 1987^{i c g}

Hydraena premordica Perkins, 1980^{i c g}

Hydraena pretneri Chiesa, 1927^{i c g}

Hydraena prieto Perkins, 1980^{i c g}

Hydraena princeps Fauvel, 1903^{i c g}

Hydraena processa Perkins, 2011^{i c g}

Hydraena producta Mulsant and Rey, 1852^{i c g}

Hydraena proesei Skale and Jäch, 2011^{i c g}

Hydraena profunda Perkins, 2014^{i c g}

Hydraena prokini Jäch and Díaz, 2006^{i c g}

Hydraena propria Perkins, 2011^{i c g}

Hydraena prusensis Jäch, 1992^{i c g}

Hydraena pseudocirrata Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena pseudopalawanensis Freitag and Jäch, 2007^{i c g}

Hydraena pseudoriparia Orchymont, 1945^{i c g}

Hydraena puetzi Jäch, 1994^{i c g}

Hydraena pugillista Perkins, 2007^{i c g}

Hydraena pulchella Germar, 1824^{i c g}

Hydraena pulsatrix Perkins, 1980^{i c g}

Hydraena punctata LeConte, 1855^{i c g}

Hydraena puncticollis Sharp, 1882^{i c g}

Hydraena punctilata Perkins, 2011^{i c g}

Hydraena putearius Jäch and Díaz, 2000^{i c g}

Hydraena pygmaea Waterhouse, 1833^{i c g}

Hydraena quadrata (Janssens, 1980)^{i c g}

Hydraena quadricollis Wollaston, 1864^{i c g}

Hydraena quadricurvipes Perkins, 1980^{i c g}

Hydraena quadriplumipes Perkins, 2011^{i c g}

Hydraena quechua Perkins, 1980^{i c g}

Hydraena queenslandica Perkins, 2007^{i c g}

Hydraena quetiae Castro, 2000^{i c g}

Hydraena quilisi Lagar, Fresneda and Fernando, 1987^{i c g}

Hydraena quintana Perkins, 2011^{i c g}

Hydraena ramuensis Perkins, 2011^{i c g}

Hydraena ramuquintana Perez, 2011^{i c g}

Hydraena receptiva Perkins, 2011^{i c g}

Hydraena reflectiva Perkins, 2014^{i c g}

Hydraena regimbarti Zaitzev, 1908^{i c g}

Hydraena remulipes Perkins, 2011^{i c g}

Hydraena reticulata Zwick, 1977^{i c g}

Hydraena reticuloides Perkins, 2007^{i c g}

Hydraena reticulositis Perkins, 2007^{i c g}

Hydraena revelovela Perkins, 2007^{i c g}

Hydraena reverberata Perkins, 2011^{i c g}

Hydraena reyi Kuwert, 1888^{i c g}

Hydraena rhinoceros (Janssens, 1972)^{i c g}

Hydraena rhodia Jäch, 1985^{i c g}

Hydraena riberai Jäch, Aguilera and Hernando, 1998^{i c g}

Hydraena richardimbi Jäch, 1992^{i c g}

Hydraena rigua Orchymont, 1931^{i c g}

Hydraena ripaeaureae (Janssens, 1972)^{i c g}

Hydraena riparia Kugelann, 1794^{i c g}

Hydraena rivularis Guillebeau, 1896^{i c g}

Hydraena robusta Zwick, 1977^{i c g}

Hydraena rosannae Audisio, Trizzino and De Biase in Audisio, Trizzino, De Biase, Mancini and Antonini, 2009^{i c g}

Hydraena rudallensis Blackburn, 1896^{i c g}

Hydraena rufipennis Boscá Berga, 1932^{i c g}

Hydraena rufipes Curtis, 1830^{i c g}

Hydraena rugosa Mulsant, 1844^{i c g}

Hydraena ruinosa Zwick, 1977^{i c g}

Hydraena rukiyeae Kasapoglu, Jäch and Skale, 2010^{i c g}

Hydraena sabella Perkins, 1980^{i c g}

Hydraena saga Orchymont, 1930^{i c g}

Hydraena sagatai Perkins, 2011^{i c g}

Hydraena sahlbergi Orchymont, 1923^{i c g}

Hydraena saluta Perkins, 2011^{i c g}

Hydraena samia Jäch, 1986^{i c g}

Hydraena samnitica Knisch, 1924^{i c g}

Hydraena sanagergelyae Brojer and Jäch, 2011^{i c g}

Hydraena sanfilippoi (Audisio and De Biase, 1995)^{i c g}

Hydraena sappho Janssens, 1965^{i c g}

Hydraena sardoa Binaghi, 1961^{i c g}

Hydraena satoi Jäch and Díaz, 1999^{i c g}

Hydraena sautakei Jäch and Díaz, 1999^{i c g}

Hydraena sauteri Orchymont, 1913^{i c g}

Hydraena scabra Orchymont, 1925^{i c g}

Hydraena scabrosa Orchymont, 1931^{i c g}

Hydraena schawalleri Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena schilfii Jäch, 1988^{i c g}

Hydraena schillhammeri Jäch, 1988^{i c g}

Hydraena schmidi Jäch and Díaz, 2001^{i c g}

Hydraena schoedli Jäch, 1992^{i c g}

Hydraena schoenmanni Jäch, 1988^{i c g}

Hydraena schubertorum Jäch and Díaz, 2001^{i c g}

Hydraena schuelkei Jäch, 1992^{i c g}

Hydraena schuleri Ganglbauer, 1901^{i c g}

Hydraena scintilla Perkins, 1980^{i c g}

Hydraena scintillabella Perkins, 1980^{i c g}

Hydraena scintillamima Perkins, 2011^{i c g}

Hydraena scintillapicta Perkins, 2011^{i c g}

Hydraena scintillarca Perkins, 2011^{i c g}

Hydraena scintillutea Perkins, 1980^{i c g}

Hydraena scitula Orchymont, 1943^{i c g}

Hydraena scolops Perkins, 1980^{i c g}

Hydraena scopula Perkins, 1980^{i c g}

Hydraena scythica Janssens, 1974^{i c g}

Hydraena sebastiani Perkins, 2014^{i c g}

Hydraena sepikramuensis Perkins, 2011^{i c g}

Hydraena septemlacuum Jäch, 1992^{i c g}

Hydraena serpentina Jäch, 1988^{i c g}

Hydraena serricollis Wollaston, 1864^{i c g}

Hydraena servilia Orchymont, 1936^{i c g}

Hydraena sexarcuata Perkins, 2011^{i c g}

Hydraena sexsuprema Perkins, 2011^{i c g}

Hydraena sharmai Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena sharpi Rey, 1886^{i c g}

Hydraena shorti Perkins, 2011^{i c g}

Hydraena sicula Kiesenwetter, 1849^{i c g}

Hydraena sidon Jäch, Díaz and Dia in Jäch, Dia and Díaz, 2006^{i c g}

Hydraena sierra Perkins, 1980^{i c g}

Hydraena similis Orchymont, 1930^{i c g}

Hydraena simonidea Orchymont, 1931^{i c g}

Hydraena simplicicollis Blackburn, 1896^{i c g}

Hydraena simplipes Zwick, 1977^{i c g}

Hydraena singaporensis Jäch, Díaz and Skale, 2013^{i c g}

Hydraena sinope Jäch, 1992^{i c g}

Hydraena smyrnensis Sahlberg, 1908^{i c g}

Hydraena socius Jäch and Díaz, 1999^{i c g}

Hydraena solarii Pretner, 1930^{i c g}

Hydraena solodovnikovi Jäch and Díaz, 2006^{i c g}

Hydraena sordida Sharp, 1882^{i c g}

Hydraena spangleri Perkins, 1980^{i c g}

Hydraena spatula Perkins, 2011^{i c g}

Hydraena speciosa Orchymont, 1944^{i c g}

Hydraena spinipes Baudi, 1882^{i c g}

Hydraena spinissima Perkins, 2007^{i c g}

Hydraena spinobesa Perkins, 2011^{i c g}

Hydraena splecoma Perkins, 1980^{i c g}

Hydraena squalida Orchymont, 1932^{i c g}

Hydraena stefani Jäch and Díaz, 2005^{i c g}

Hydraena steineri Perkins, 2011^{i c g}

Hydraena stellula Perkins, 2011^{i c g}

Hydraena storeyi Perkins, 2007^{i c g}

Hydraena striolata Perkins, 2011^{i c g}

Hydraena stussineri Kuwert, 1888^{i c g}

Hydraena subacuminata Rey, 1884^{i c g}

Hydraena subgrandis Jäch, 1988^{i c g}

Hydraena subimpressa Rey, 1885^{i c g}

Hydraena subina Orchymont, 1944^{i c g}

Hydraena subinflata Orchymont, 1944^{i c g}

Hydraena subinoides Orchymont, 1944^{i c g}

Hydraena subintegra Ganglbauer, 1901^{i c g}

Hydraena subinura Orchymont, 1944^{i c g}

Hydraena subirregularis Pic, 1918^{i c g}

Hydraena subjuncta Orchymont, 1930^{i c g}

Hydraena sublamina Orchymont, 1945^{i c g}

Hydraena sublapsa Orchymont, 1945^{i c g}

Hydraena subsequens Rey, 1886^{i c g}

Hydraena supersexa Perkins, 2011^{i c g}

Hydraena supina Perkins, 2011^{i c g}

Hydraena szechuanensis Pu, 1951^{i c g}

Hydraena takin Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena takutu Perkins, 2011^{i c g}

Hydraena tarsotricha Perkins, 2011^{i c g}

Hydraena tarvisina (Ferro, 1992)^{i c g}

Hydraena tatii Sáinz-Cantero and Alba-Tercedor, 1989^{i c g}

Hydraena tauricola Jäch, 1988^{i c g}

Hydraena taxila Janssens, 1962^{i c g}

Hydraena tekmanensis Jäch, Skale and Kasapoglu, 2011^{i c g}

Hydraena tenjikuana Satô, 1979^{i c g}

Hydraena tenuis (Janssens, 1980)^{i c g}

Hydraena tenuisella Perkins, 2007^{i c g}

Hydraena tenuisoror Perkins, 2007^{i c g}

Hydraena terebrans Jäch, 1992^{i c g}

Hydraena terralta Perkins, 1980^{i c g}

Hydraena testacea Curtis, 1830^{i c g}

Hydraena tetana Perkins, 2011^{i c g}

Hydraena textila Perkins, 2007^{i c g}

Hydraena thienemanni Orchymont, 1932^{i c g}

Hydraena thola Perkins, 2011^{i c g}

Hydraena tholasoris Perkins, 2011^{i c g}

Hydraena thumbelina Perkins, 2011^{i c g}

Hydraena thumbelipes Perkins, 2011^{i c g}

Hydraena thyene Balfour-Browne, 1958^{i c g}

Hydraena tiara Perkins, 2014^{i c g}

Hydraena tibiopaca Perkins, 2011^{i c g}

Hydraena tobogan Perkins, 2011^{i c g}

Hydraena torosopala Perkins, 2011^{i c g}

Hydraena torricellica Perkins, 2011^{i c g}

Hydraena transvallis Perkins, 2011^{i c g}

Hydraena trapezoidalis Zwick, 1977^{i c g}

Hydraena tricantha Zwick, 1977^{i c g}

Hydraena trichotarsa Perkins, 2011^{i c g}

Hydraena tricosipes Perkins, 2011^{i c g}

Hydraena tridigita Perkins, 2011^{i c g}

Hydraena tridisca Perkins, 2007^{i c g}

Hydraena triloba Perkins, 2007^{i c g}

Hydraena trinidensis Perkins, 1980^{i c g}

Hydraena triparamera Jäch, 1982^{i c g}

Hydraena tritropis Perkins, 2011^{i c g}

Hydraena tritutela Perkins, 2011^{i c g}

Hydraena truncata Rey, 1885^{i c g}

Hydraena tsushimaensis Jäch and Díaz, 2012^{i c g}

Hydraena tubuliphallis Jäch, 1982^{i c g}

Hydraena tucumanica Perkins, 1980^{i c g}

Hydraena tuolumne Perkins, 1980^{i c g}

Hydraena turcica Janssens, 1965^{i c g}

Hydraena turrialba Perkins, 1980^{i c g}

Hydraena tyrrhena Binaghi, 1961^{i c g}

Hydraena ulna Perkins, 2011^{i c g}

Hydraena umbolenta Perkins, 2011^{i c g}

Hydraena unca Valladares, 1989^{i c g}

Hydraena undevigintioctogintasisyphos Jäch and Díaz, 2005^{i c g}

Hydraena undulata Jäch and Díaz, 1998^{i c g}

Hydraena uniforma Perkins, 2014^{i c g}

Hydraena unita Perkins, 2011^{i c g}

Hydraena uzbekistanica Jäch, 1994^{i c g}

Hydraena vadosa Perkins, 2014^{i c g}

Hydraena valentini Jäch and Díaz, 2012^{i c g}

Hydraena vandykei Orchymont, 1923^{i c g}

Hydraena variopaca Perkins, 2011^{i c g}

Hydraena vedrasi Orchymont, 1931^{i c g}

Hydraena vela Perkins, 1980^{i c g}

Hydraena velvetina Perkins, 2011^{i c g}

Hydraena venezuela Perkins, 2011^{i c g}

Hydraena verberans Jäch and Díaz, 2006^{i c g}

Hydraena verstraeteni Ferro, 1984^{i c g}

Hydraena victoriae Jäch and Díaz, 1999^{i c g}

Hydraena vietnamensis (Janssens, 1972)^{i c g}

Hydraena virginalis Janssens, 1963^{i c g}

Hydraena vodozi Sainte-Claire Deville, 1908^{i c g}

Hydraena vulgaris Jäch and Díaz, 2000^{i c g}

Hydraena waldheimi Jäch, 1987^{i c g}

Hydraena wangi Jäch and Díaz, 1998^{i c g}

Hydraena wangmiaoi Jäch and Díaz, 2005^{i c g}

Hydraena watanabei Jäch and Satô, 1988^{i c g}

Hydraena wattsi Perkins, 2007^{i c g}

Hydraena weigeli Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena weiri Perkins, 2007^{i c g}

Hydraena wencke Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena wewalkai Jäch, 1988^{i c g}

Hydraena williamsensis Deane, 1931^{i c g}

Hydraena wittmeri Satô, 1979^{i c g}

Hydraena wolfi Skale and Jäch in Jäch and Skale, 2009^{i c g}

Hydraena wrasei Jäch, 1992^{i c g}

Hydraena xingu Perkins, 2011^{i c g}

Hydraena yangae Jäch, Díaz and Skale, 2013^{i c g}

Hydraena yonaguniensis Jäch and Díaz, 2003^{i c g}

Hydraena yosemitensis Perkins, 1980^{i c g}

Hydraena yoshitomii Jäch and Díaz, 1999^{i c g}

Hydraena youngi Perkins, 1980^{i c g}

Hydraena ypsilon Zwick, 1977^{i c g}

Hydraena yunnanensis Pu, 1942^{i c g}

Hydraena zapatina Perkins, 1980^{i c g}

Hydraena zelandica Ordish, 1984^{i c g}

Hydraena zetteli Freitag and Jäch, 2007^{i c g}

Hydraena zezerensis Díaz Pazos and Bilton, 1995^{i c g}

Hydraena zimbabwensis Perkins, 2014^{i c g}

Hydraena zwicki Perkins, 2007^{i c g}

Data sources: i = ITIS, c = Catalogue of Life^[2], g = GBIF^[6], b = Bugguide.net^[3]

References

1. ^¹²{{Cite web| title=Browse Hydraena| url=http://www.catalogueoflife.org/col/browse/tree/id/479f489fe17d1c80d9e5886cbc6f0d31| website=Catalogue of Life| accessdate=2018-04-24}}
2. ^¹{{Cite web| title=GBIF| url=https://www.gbif.org/| accessdate=2018-04-24}}
3. ^¹²{{Cite web| title=Hydraena Genus Information| url=https://bugguide.net/node/view/49720| website=BugGuide.net| accessdate=2018-04-24}}

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2 : Staphylinoidea|Lists of insect species