平唇水龟甲属

平唇水龟甲属（学名：Hydraena）为细牙虫科的一个属。

## 下属物种

本属包括以下物种：

Hydraena abbasigili｜Jäch, 1988

Hydraena abdita｜Orchymont, 1948

Hydraena abyssinica｜Régimbart, 1905

Hydraena accurata｜Orchymont, 1948

Hydraena achaica｜Jäch, 1995

Hydraena acicula｜Perkins, 2017

Hydraena acumena｜Perkins, 2011

Hydraena adelbertensis｜Perkins, 2011

Hydraena adrastea｜Orchymont, 1948

Hydraena aethaliensis｜Breit, 1917

Hydraena affirmata｜Perkins, 2007

Hydraena affusa｜Orchymont, 1936

非洲细牙虫｜Hydraena africana｜Kuwert, 1888

Hydraena akameku｜Perkins, 2011

Hydraena (Hydraena) akbesiana｜(Audisio, De Biase & Jäch, 1993)

Hydraena albai｜Sáinz-Cantero, 1993

Hydraena alberti｜J.Balfour-Browne, 1950

Hydraena alcantarana｜Ieniştea, 1985

Hydraena algerina｜Kaddouri, 1992

Hydraena alia｜Orchymont, 1934

Hydraena aliciae｜Jäch & Díaz, 2005

Hydraena allomorpha｜Lagar & Fresneda, 1990

Hydraena alluaudi｜Régimbart, 1906

Hydraena alpicola｜Pretner, 1931

Hydraena (Hydraena) altamirensis｜Díaz & Garrido, 1993

Hydraena altapapua｜Perkins, 2011

Hydraena alternata｜Perkins, 1980

Hydraena alterra｜Perkins, 1980

Hydraena (Hydraena) alticola｜Skale & Jäch, 2006

Hydraena altiphila｜Perkins, 2011

Hydraena amazonica｜Perkins, 2011

Hydraena ambiflagellata｜Zwick, 1977

Hydraena ambigua｜Ganglbauer, 1901

Hydraena ambiosina｜Perkins, 2007

Hydraena ambohitantely｜Perkins, 2017

Hydraena ambra｜Perkins, 2011

Hydraena ambripes｜Perkins, 2011

Hydraena ambroides｜Perkins, 2011

Hydraena americana｜Jäch, 1993

Hydraena amidensis｜Jäch, 1988

Hydraena ampla｜Perkins, 2011

Hydraena amplexa｜Perkins, 2017

Hydraena amplipunctata｜Perkins, 2017

Hydraena anaphora｜Perkins, 1980

Hydraena (Hydraena) anatolica｜E.Janssens, 1963

Hydraena ancylis｜Perkins, 1980

Hydraena ancyrae｜Jäch, 1992

Hydraena andalusa｜Lagar & Fresneda, 1990

Hydraena andranomena｜Perkins, 2017

Hydraena andreinii｜Orchymont, 1934

Hydraena angelitofelipepunoi｜Freitag & Hornyák, 2021

Hydraena angulicollis｜Notman, 1921

Hydraena angulosa｜Mulsant, 1844

Hydraena angustata｜Sturm, 1836

Hydraena anisonycha｜Perkins, 1980

Hydraena antaria｜Perkins, 2007

Hydraena antiatlantica｜Jäch, Aguilera & Hernando, 1998

Hydraena antiochena｜Jäch, 1988

Hydraena antsahabe｜Perkins, 2017

Hydraena apertista｜Perkins, 2011

Hydraena apexa｜Perkins, 2011

Hydraena appalachicola｜Perkins, 1980

Hydraena appetita｜Perkins, 2007

Hydraena aquila｜Perkins, 2011

Hydraena arabica｜J.Balfour-Browne, 1951

Hydraena arachthi｜Ferro & Jäch, 2000

Hydraena arcta｜Perkins, 2007

Hydraena arenicola｜Perkins, 1980

Hydraena argutipes｜Perkins, 1980

Hydraena (Hydraena) ariana｜E.Janssens, 1962

Hydraena arizonica｜Perkins, 1980

Hydraena armata｜Reitter, 1881

Hydraena armatura｜Perkins, 2014

Hydraena (Hydraena) armeniaca｜E.Janssens, 1968

Hydraena armipalpis｜Jäch & Díaz, 2000

Hydraena armipes｜Rey, 1885

Hydraena (Hydraena) aroensis｜(Ferro, 1992)

Hydraena arta｜Perkins, 2017

Hydraena arunensis｜Skale & Jäch, 2009

Hydraena ascensa｜Perkins, 2007

Hydraena assimilis｜Rey, 1885

Hydraena ateneo｜Freitag, 2013

Hydraena athertonica｜Perkins, 2007

Hydraena atlantica｜Perkins, 1980

Hydraena atrata｜Desbrochers des Loges, 1891

Hydraena atroscintilla｜Perkins, 2011

Hydraena attaleiae｜Ferro, 1984

Hydraena audisioi｜Jäch, 1992

Hydraena aulaarta｜Perkins, 2011

Hydraena aurita｜Jäch, 1988

Hydraena australica｜Zwick, 1977

Hydraena australula｜Perkins, 2007

Hydraena austrobesa｜Perkins, 2011

Hydraena avuncula｜Jäch, 1988

Hydraena bacchusi｜Perkins, 2011

Hydraena (Hydraena) bactriana｜E.Janssens, 1962

Hydraena bahiana｜Benetti, Valladares, Delgado & Hamada, 2022

Hydraena bakriensis｜Skale & Jäch, 2011

Hydraena balearica｜Orchymont, 1930

Hydraena balfourbrownei｜Bameul, 1986

Hydraena balkei｜Perkins, 2011

Hydraena balli｜Orchymont, 1940

Hydraena barbipes｜Zwick, 1977

Hydraena barricula｜Perkins, 1980

Hydraena barrosi｜Orchymont, 1934

Hydraena bedeli｜Berthélemy, 1992

Hydraena belgica｜Orchymont, 1930

Hydraena beniensis｜Perkins, 2011

Hydraena benjaminus｜Jäch & Díaz, 2006

Hydraena bensae｜Ganglbauer, 1901

Hydraena bergeri｜(E.Janssens, 1972)

Hydraena bergsteni｜Perkins, 2017

Hydraena (Hydraena) berthelemyana｜Jäch, Dia & Díaz, 2006

Hydraena berytus｜Jäch, 1986

Hydraena beyarslani｜Jäch, 1988

Hydraena bicarina｜Perkins, 2014

Hydraena bicarinova｜Perkins, 2011

Hydraena bicolorata｜Jäch, 1997

Hydraena bicuspidata｜Ganglbauer, 1901

Hydraena bidefensa｜Perkins, 2007

Hydraena bifunda｜Perkins, 2011

Hydraena bihamata｜Champion, 1920

Hydraena biimpressa｜Perkins, 2007

Hydraena billi｜Zwick, 1977

溪头细牙虫｜Hydraena bilobata｜Jäch & Díaz, 1998

Hydraena biltoni｜Jäch & Díaz, 2012

Hydraena bimagua｜Jäch, 1986

Hydraena birendra｜Skale & Jäch, 2009

Hydraena biseptosa｜Perkins, 2014

Hydraena bisinuata｜Perkins, 2017

Hydraena bisinuloba｜Perkins, 2017

Hydraena bispica｜Perkins, 2017

Hydraena bispinosa｜Pu & Zhe-Long, 1951

Hydraena bisulcata｜Rey, 1884

Hydraena bitruncata｜Orchymont, 1934

Hydraena bituberculata｜Perkins, 1980

Hydraena biundulata｜Perkins, 2011

Hydraena blackburni｜Zaitzev, 1908

Hydraena blancae｜Deler-Hernández, Fikáček & Delgado, 2017

Hydraena bodemeyeri｜Jäch & Díaz, 2001

Hydraena boetcheri｜Orchymont, 1932

Hydraena bolivari｜Orchymont, 1936

Hydraena boliviana｜Perkins, 2011

Hydraena bononiensis｜Binaghi, 1960

Hydraena (Hydraena) bononiensis｜Chiesa, 1958

Hydraena borbonica｜Fairmaire, 1898

Hydraena bosnica｜Apfelbeck, 1909

Hydraena brachymera｜Orchymont, 1936

Hydraena bractea｜Perkins, 1980

Hydraena bractoides｜Perkins, 1980

Hydraena brahman｜Perkins, 2011

Hydraena brahmin｜Perkins, 2011

Hydraena breedlovei｜Perkins, 1980

Hydraena breviceps｜Perkins, 2017

Hydraena brevis｜Sharp, 1882

Hydraena britteni｜Joy, 1907

Hydraena brittoni｜Zwick, 1977

Hydraena bromleyae｜Jäch, 1986

Hydraena browni｜Perkins, 1980

Hydraena bubi｜Hernando & Ribera, 2017

Hydraena bubulla｜Perkins, 2011

Hydraena bucollis｜Perkins, 2017

Hydraena bulgarica｜Breit, 1916

Hydraena buloba｜Perkins, 2011

Hydraena buquintana｜Perkins, 2011

Hydraena buschietanni｜Freitag & Hornyák, 2021

Hydraena buscintilla｜Perkins, 2011

Hydraena busuanga｜Freitag & Jäch, 2007

Hydraena (Hydraena) calcarifera｜E.Janssens, 1959

加州细牙虫｜Hydraena californica｜Perkins, 1980

Hydraena cameroancylis｜Perkins, 2022

Hydraena cameroarida｜Perkins, 2022

Hydraena camerobuloba｜Perkins, 2022

Hydraena camerocameola｜Perkins, 2022

Hydraena camerocarinata｜Perkins, 2022

Hydraena cameroclandestina｜Perkins, 2022

Hydraena camerocompacta｜Perkins, 2022

Hydraena camerocomplexa｜Perkins, 2022

Hydraena camerocompressa｜Perkins, 2022

Hydraena cameroconcava｜Perkins, 2022

Hydraena cameroconfinis｜Perkins, 2022

Hydraena camerocontinua｜Perkins, 2022

Hydraena camerocontrasta｜Perkins, 2022

Hydraena cameroconvexa｜Perkins, 2022

Hydraena camerocordata｜Perkins, 2022

Hydraena camerocorona｜Perkins, 2022

Hydraena camerocrebrata｜Perkins, 2022

Hydraena camerocubita｜Perkins, 2022

Hydraena camerocurvata｜Perkins, 2022

Hydraena camerodidacta｜Perkins, 2022

Hydraena camerodigita｜Perkins, 2022

Hydraena cameroflagellata｜Perkins, 2022

Hydraena camerofoveata｜Perkins, 2022

Hydraena camerojocula｜Perkins, 2022

Hydraena camerolatula｜Perkins, 2022

Hydraena cameroovala｜Perkins, 2022

Hydraena cameropalmula｜Perkins, 2022

Hydraena cameropetila｜Perkins, 2022

Hydraena cameroradiata｜Perkins, 2022

Hydraena camerosemicordata｜Perkins, 2022

Hydraena camerosetosa｜Perkins, 2022

Hydraena camerosicula｜Perkins, 2022

Hydraena campbelli｜Perkins, 1980

Hydraena (Hydraena) canakcioglui｜E.Janssens, 1965

Hydraena canticacollis｜Perkins, 1980

Hydraena capacis｜Perkins, 2007

Hydraena capensis｜Perkins, 2014

Hydraena capetribensis｜Perkins, 2007

Hydraena cappadocica｜Jäch, 1988

Hydraena caprivica｜Perkins, 2014

Hydraena capta｜Orchymont, 1936

Hydraena carbonaria｜Kiesenwetter, 1849

Hydraena carica｜Jäch, 1988

Hydraena carinocisiva｜Perkins, 2011

Hydraena carinulata｜Rey, 1885

Hydraena carmellita｜Perkins, 2011

Hydraena carniolica｜Pretner, 1970

Hydraena casacolumna｜Perkins, 2017

Hydraena castanea｜Deane, 1937

Hydraena castanescens｜Freitag & Jäch, 2007

Hydraena (Hydraena) cata｜Orchymont, 1943

Hydraena catalonica｜Fresneda, Aguilera & Hernando, 1994

Hydraena catherinae｜Bameul & Jäch, 2001

Hydraena caucasica｜Kuwert, 1888

Hydraena cavifrons｜Perkins, 2011

Hydraena cephalleniaca｜Jäch, 1985

Hydraena cervisophila｜Jäch, 1992

Hydraena challeti｜Perkins, 2011

Hydraena cheesmanae｜Perkins, 2011

Hydraena chenae｜Pu & Zhe-Long, 1951

Hydraena chersonesica｜Jäch, Díaz & Przewoźny, 2007

Hydraena cherylbarrae｜Perkins, 2011

Hydraena chiapa｜Perkins, 1980

Hydraena (Hydraena) chiesai｜E.Janssens, 1965

Hydraena chifengi｜Jäch & Díaz, 1999

Hydraena chobauti｜Guillebeau, 1896

Hydraena christinae｜Audisio, De Biase & Jäch, 1996

Hydraena christoferi｜Jäch & Díaz, 2005

Hydraena ciliciensis｜Jäch, 1988

Hydraena circulata｜Perkins, 1980

Hydraena cirrata｜Champion, 1920

Hydraena (Hydraena) cirratoides｜E.Janssens, 1980

Hydraena clarinis｜Perkins, 2011

Hydraena claudia｜Freitag & Jäch, 2007

Hydraena clavicula｜Perkins, 2014

Hydraena clavigera｜Zwick, 1977

Hydraena clavulata｜Perkins, 2017

Hydraena clemens｜Jäch & Díaz, 2006

Hydraena clinodorsa｜Perkins, 2011

Hydraena clystera｜Perkins, 2011

Hydraena cochabamba｜Perkins, 2011

Hydraena (Hydraena) colchica｜E.Janssens, 1963

Hydraena colombiana｜Perkins, 1980

Hydraena colorata｜Perkins, 2011

Hydraena colymba｜Perkins, 1980

Hydraena compacta｜Perkins, 2017

伏毛细牙虫｜Hydraena compressipilis｜Jäch & Díaz, 1998

Hydraena concepcionica｜Perkins, 2011

Hydraena concinna｜Orchymont, 1932

Hydraena confluenta｜Perkins, 2011

Hydraena confusa｜Pu & Zhe-Long, 1951

Hydraena connexa｜Orchymont, 1932

Hydraena contorta｜Perkins, 2017

Hydraena contracolorata｜Perkins, 2017

Hydraena converga｜Perkins, 2007

Hydraena coomani｜Orchymont, 1932

Hydraena coopei｜Angus, 1997

Hydraena cooperi｜J.Balfour-Browne, 1954

Hydraena cooperoides｜Perkins, 2014

Hydraena copulata｜Perkins, 2011

Hydraena (Hydraena) cordata｜L.W.Schaufuss, 1883

Hydraena cordiformis｜Jäch & Díaz, 2000

Hydraena cordispina｜Perkins, 2011

Hydraena corinna｜Orchymont, 1936

Hydraena cornelli｜Jäch & Díaz, 1998

Hydraena corrugis｜Orchymont, 1934

Hydraena coryleti｜Jäch, 1992

Hydraena costiniceps｜Perkins, 1980

Hydraena crepidoptera｜Jäch, 1992

Hydraena cristatigena｜Jäch & Díaz, 2000

Hydraena croatica｜Kuwert, 1888

Hydraena cryptostoma｜Jäch, 1992

Hydraena crystallina｜Perkins, 1980

Hydraena cubista｜Perkins, 2007

Hydraena cultrata｜Perkins, 2007

Hydraena cunicula｜Perkins, 2011

Hydraena cunninghamensis｜Perkins, 2007

Hydraena curta｜Kiesenwetter, 1849

卵身细牙虫｜Hydraena curtipalpis｜Jäch & Díaz, 1998

Hydraena curvipes｜Jäch & Díaz, 2012

Hydraena curvosa｜Perkins, 2011

Hydraena cuspidicollis｜Perkins, 1980

Hydraena cyclops｜Jäch & Díaz, 2000

Hydraena cygnus｜Zwick, 1977

Hydraena (Hydraena) czernohorskyi｜J.Müller, 1911

Hydraena d-concava｜Perkins, 2011

Hydraena d-destina｜Perkins, 1980

Hydraena dalmatina｜Ganglbauer, 1901

Hydraena damascena｜Pic, 1910

Hydraena dariensis｜Perkins, 2011

Hydraena darwini｜Perkins, 2007

Hydraena debeckeri｜(E.Janssens, 1972)

Hydraena decepta｜Perkins, 2011

Hydraena decipiens｜Zwick, 1977

Hydraena decolor｜Sainte-Claire Deville, 1903

Hydraena decui｜Spangler, 1980

Hydraena (Hydraena) delia｜J.Balfour-Browne, 1979

Hydraena deliquesca｜Perkins, 2007

Hydraena delvasi｜Delgado & Collantes, 1996

Hydraena densa｜Fauvel, 1883

Hydraena dentipalpis｜Reitter, 1888

Hydraena dentipes｜Germar, 1842

Hydraena devillei｜Ganglbauer, 1901

Hydraena devincta｜Orchymont, 1940

Hydraena diadema｜Perkins, 2011

Hydraena diazi｜Trizzino, Jäch & Ribera, 2011

Hydraena diffusa｜Perkins, 2011

Hydraena dilutipes｜Fairmaire, 1898

Hydraena dilutipoides｜Perkins, 2017

Hydraena dimorpha｜Orchymont, 1922

Hydraena (Hydraena) dinarica｜Freitag & Vries, 2021

Hydraena dinosaurophila｜Jäch, 1994

Hydraena discicollis｜Fairmaire, 1898

Hydraena discreta｜Ganglbauer, 1904

Hydraena disparamera｜Perkins, 2007

Hydraena divisa｜Perkins, 2017

Hydraena dochula｜Skale & Jäch, 2009

Hydraena (Hydraena) dolichogaster｜E.Janssens, 1965

Hydraena dorrigoensis｜Perkins, 2007

Hydraena draconisaurati｜Jäch & Díaz, 2005

Hydraena dudgeoni｜Perkins, 2011

Hydraena duodecimata｜Perkins, 2014

Hydraena duohamata｜Perkins, 2011

Hydraena ebriimadli｜Jäch, 1988

Hydraena ecuadormica｜Perkins, 2011

Hydraena egoni｜Jäch, 1986

Hydraena eichleri｜Orchymont, 1937

Hydraena einsteini｜Perkins, 2011

Hydraena elementaria｜Perkins, 2017

Hydraena elephanta｜Perkins, 2014

Hydraena elisabethae｜Jäch, 1992

Hydraena eliya｜Jäch, 1982

Hydraena emarginata｜Rey, 1885

Hydraena (Hydraena) emineae｜Jäch & Kasapoğlu, 2006

Hydraena epeirosi｜Ferro, 1985

Hydraena epipleurata｜Perkins, 2017

Hydraena errina｜Orchymont, 1948

Hydraena erythraea｜Régimbart, 1905

Hydraena eryx｜Orchymont, 1948

Hydraena esquinita｜Brojer & Jäch, 2011

Hydraena essentia｜Perkins, 2011

Hydraena (Hydraena) euboia｜Jäch & Díaz, 2016

Hydraena (Hydraena) eucnemis｜E.Janssens, 1971

Hydraena evanescens｜Rey, 1884

Hydraena evansi｜J.Balfour-Browne, 1945

Hydraena exarata｜Kiesenwetter, 1866

Hydraena exasperata｜Orchymont, 1935

Hydraena excisa｜Kiesenwetter, 1849

Hydraena exhalista｜Perkins, 2011

Hydraena exilipes｜Perkins, 1980

Hydraena expedita｜Skale & Jäch, 2009

Hydraena explanata｜Pic, 1905

Hydraena extorris｜Zwick, 1977

Hydraena falcata｜Jäch, 1992

Hydraena farsensis｜Skale & Jäch, 2011

Hydraena fasciata｜Perkins, 2011

Hydraena fascinata｜Perkins, 2011

Hydraena fasciola｜Perkins, 2011

Hydraena fasciolata｜Perkins, 2011

Hydraena fasciopaca｜Perkins, 2011

Hydraena favulosa｜Perkins, 2014

Hydraena fenestella｜Perkins, 2011

Hydraena ferethula｜Perkins, 2007

Hydraena feryi｜Skale & Jäch, 2011

Hydraena feuerborni｜Orchymont, 1932

斐济细牙虫｜Hydraena fijiensis｜J.Balfour-Browne, 1945

Hydraena (Hydraena) filum｜J.Sahlberg, 1908

Hydraena finita｜Orchymont, 1943

Hydraena finki｜Skale & Jäch, 2009

Hydraena finniganensis｜Perkins, 2007

Hydraena fiorii｜Porta, 1899

Hydraena fischeri｜Schönmann, 1991

Hydraena flagella｜Perkins, 2011

Hydraena fluvicola｜(Perkins, 1980)

Hydraena foliobba｜Perkins, 2011

Hydraena fontana｜Orchymont, 1932

Hydraena fontiscarsavii｜(Jäch, 1988)

Hydraena formosapala｜Perkins, 2011

Hydraena formosopala｜Perkins, 2011

Hydraena formula｜Orchymont, 1932

Hydraena forticollis｜Perkins, 2007

Hydraena fortipes｜Perkins, 2017

Hydraena fosterorum｜Trizzino, Jäch & Ribera, 2011

Hydraena franklyni｜Deler-Hernández & Delgado, 2012

Hydraena freitagi｜Skale & Jäch, 2009

Hydraena frenzeli｜Skale & Jäch, 2008

Hydraena fritzi｜Jäch, 1992

Hydraena frondsicola｜(Perkins, 1980)

Hydraena fulgidicollis｜Perkins, 2017

Hydraena funda｜Perkins, 2011

Hydraena fundacta｜Perkins, 2011

Hydraena fundaequalis｜Perkins, 2007

Hydraena fundapta｜Perkins, 2011

Hydraena fundarca｜Perkins, 2011

Hydraena fundata｜Perkins, 2007

Hydraena fundextra｜Perkins, 2011

Hydraena furcula｜Perkins, 2017

Hydraena furthi｜Jäch, 1982

Hydraena gaditana｜Lagar & Fresneda, 1990

Hydraena (Hydraena) galatica｜E.Janssens, 1971

Hydraena galea｜Perkins, 2011

Hydraena (Hydraena) gattolliati｜Jäch & Delgado, 2010

Hydraena gavarrensis｜Jäch, Díaz & Martinoy, 2005

Hydraena geminya｜Perkins, 1980

Hydraena genumorpha｜Perkins, 2014

Hydraena genuvela｜Perkins, 2017

Hydraena georgiadesi｜Orchymont, 1931

Hydraena geraldneuhauseri｜Jäch & Díaz, 2006

Hydraena gereckei｜Perkins, 2017

Hydraena germaini｜Orchymont, 1923

Hydraena glassmani｜Jäch, 1986

Hydraena gnatella｜Orchymont, 1945

Hydraena gnatelloides｜Orchymont, 1945

Hydraena goldschmidti｜Perkins, 2017

Hydraena gracilidelphis｜Trizzino, Valladares, Garrido & Audisio, 2012

Hydraena gracilis｜Germar, 1823

Hydraena graciloides｜(Jäch, 1988)

Hydraena grandis｜Reitter, 1885

Hydraena graphica｜Orchymont, 1931

Hydraena grata｜Orchymont, 1944

Hydraena grebennikovi｜Hernando & Ribera, 2017

Hydraena gregalis｜Orchymont, 1944

Hydraena gressa｜Orchymont, 1944

Hydraena griphus｜Orchymont, 1944

Hydraena grouvellei｜Orchymont, 1923

Hydraena grueberi｜Skale & Jäch, 2009

Hydraena guadelupensis｜Orchymont, 1923

广西细牙虫｜Hydraena guangxiensis｜Jäch & Díaz, 2005

Hydraena guatemala｜Perkins, 1980

Hydraena guentheri｜Jäch, 1992

Hydraena guilin｜Jäch & Díaz, 2005

Hydraena gynaephila｜Jäch, 1997

Hydraena habitiva｜Perkins, 2014

Hydraena hainzi｜Jäch, 1988

Hydraena haitensis｜Perkins, 1980

Hydraena hajeki｜Skale & Jäch, 2011

Hydraena hamifera｜Zwick, 1977

Hydraena hansreuteri｜Jäch & Díaz, 2005

Hydraena hayashii｜Jäch & Díaz, 2012

Hydraena helena｜Orchymont, 1929

Hydraena hendrichi｜Jäch, Díaz & Skale, 2013

Hydraena (Hydraena) hera｜Jäch & Díaz, 2016

Hydraena hernandoi｜Fresneda & Lagar, 1990

Hydraena herzogestella｜Perkins, 2011

Hydraena heterogyna｜Bedel, 1898

Hydraena hiekei｜Jäch, 1992

Hydraena hillaryi｜Skale & Jäch, 2009

Hydraena hintoni｜Perkins, 2011

Hydraena hinundungan｜Vidal, Camille.Go & Freitag, 2017

Hydraena hispanica｜Ganglbauer, 1901

Hydraena holdhausi｜Pretner, 1929

Hydraena hornabrooki｜Perkins, 2011

Hydraena hortensis｜Jäch & Díaz, 2000

Hydraena hosiwergi｜Freitag & Jäch, 2007

Hydraena hosseinieorum｜Bilton & Jäch, 1998

黄山细牙虫｜Hydraena huangshanensis｜Jäch & Díaz, 2005

Hydraena huitongensis｜Jäch & Díaz, 2005

Hydraena humanica｜Perkins, 2014

湖南细牙虫｜Hydraena hunanensis｜Pu & Zhe-Long, 1951

Hydraena hungarica｜Rey, 1884

Hydraena huonica｜Perkins, 2011

Hydraena hyalina｜Perkins, 1980

Hydraena hynesi｜Zwick, 1977

Hydraena hypipamee｜Perkins, 2007

Hydraena ibalimi｜Perkins, 2011

Hydraena iberica｜Orchymont, 1936

Hydraena idema｜Perkins, 2011

Hydraena iheya｜Jäch & Díaz, 1999

Hydraena ilamensis｜Skale & Jäch, 2009

Hydraena ilica｜Jäch, 1994

Hydraena imbria｜Jäch & Díaz, 2001

Hydraena impala｜Perkins, 2011

Hydraena (Hydraena) imperatrix｜Knisch

Hydraena imperatrix｜Kniz, 1919

Hydraena impercepta｜Zwick, 1977

Hydraena impressicollis｜Fairmaire, 1898

Hydraena inancala｜Perkins, 2007

Hydraena inapicipalpis｜Pic, 1918

Hydraena incisiva｜Perkins, 2011

Hydraena incista｜Perkins, 2011

Hydraena incurva｜Orchymont, 1932

Hydraena indiana｜Jäch, 1994

印度细牙虫｜Hydraena indica｜Orchymont, 1920

Hydraena infoveola｜Perkins, 2011

Hydraena ingens｜(Perkins, 1980)

Hydraena inhalista｜Perkins, 2011

Hydraena injectiva｜Perkins, 2014

Hydraena innuda｜Perkins, 2007

长身细牙虫｜Hydraena inopilata｜Jach & Diaz, 1998

Hydraena inopinata｜Jäch & Díaz, 1998

Hydraena inplacopaca｜Perkins, 2011

Hydraena insandalia｜Perkins, 2011

Hydraena inseriata｜Perkins, 2017

Hydraena insita｜Orchymont, 1932

Hydraena insolita｜Orchymont, 1932

Hydraena insularis｜Orchymont, 1945

Hydraena integra｜Pretner, 1931

Hydraena intensa｜Perkins, 2011

Hydraena intermedia｜Rosenhauer, 1847

Hydraena intraangulata｜Perkins, 2007

Hydraena inusta｜Orchymont, 1932

Hydraena invicta｜Perkins, 2007

Hydraena iriomotensis｜Jäch & Díaz, 1999

Hydraena isabelae｜Castro & Herrera, 2001

南台细牙虫｜Hydraena isolinae｜Jäch & Díaz, 1998

Hydraena (Hydraena) ispirensis｜Kasapoğlu, Jäch & Skale, 2010

Hydraena iterata｜Orchymont, 1948

Hydraena jacobsoni｜Orchymont, 1932

Hydraena jaechiana｜(Audisio & De Biase, 1990)

Hydraena jaegeri｜Skale & Jäch, 2009

Hydraena jailensis｜Breit, 1917

Hydraena janczyki｜Jäch, 1992

Hydraena janeceki｜Jäch, 1987

Hydraena janssensi｜M.Hansen, 1998

Hydraena janssensi｜Nilsson, 2001

郑氏细牙虫｜Hydraena jengi｜Jäch & Díaz, 1998

Hydraena jilanzhui｜Jäch & Díaz, 2005

Hydraena jivaro｜Perkins, 1980

Hydraena johncoltranei｜Perkins, 2011

Hydraena jojoorculloi｜Freitag & Jäch, 2007

Hydraena josefinae｜Benetti, Valladares, Delgado & Hamada, 2020

Hydraena jubata｜Perkins, 2017

Hydraena jubilata｜Perkins, 2011

Hydraena kadowakii｜Jäch & Díaz, 2012

Hydraena (Hydraena) kahleni｜Jäch & Díaz, 2017

Hydraena kakadu｜Perkins, 2007

Hydraena kamitei｜Jäch & Díaz, 2012

Hydraena karinkukolae｜Jäch, 1989

Hydraena karmai｜Skale & Jäch, 2009

Hydraena kasyi｜Jäch, 1992

Hydraena kaufmanni｜Ganglbauer, 1901

Hydraena kellymilleri｜Perkins, 2011

Hydraena (Hydraena) khnzoriani｜E.Janssens, 1968

Hydraena kilimandjarensis｜Régimbart, 1906

Hydraena kitayamai｜Jäch & Díaz, 2012

Hydraena knischi｜Orchymont, 1928

Hydraena kocheri｜Berthélemy, 1992

Hydraena kodadai｜Freitag & Jäch, 2007

Hydraena koje｜Perkins, 2011

Hydraena koma｜Perkins, 2011

Hydraena krasnodarensis｜Jäch & Díaz, 2006

Hydraena kroumiriana｜Kaddouri, 1992

Hydraena (Hydraena) kucinici｜Mičetić Stanković & Jäch, 2012

Hydraena kuehnelti｜Jäch, 1989

Hydraena kurdistanica｜Jäch, 1988

广西细牙虫｜Hydraena kwangsiensis｜Pu & Zhe-Long, 1951

Hydraena labropaca｜Perkins, 2011

Hydraena lagamba｜Brojer & Jäch, 2011

Hydraena lapidicola｜Kiesenwetter, 1849

Hydraena lapissectilis｜Jäch, 1992

Hydraena larissae｜Jäch & Díaz, 2000

拉森细牙虫｜Hydraena larsoni｜Perkins, 2007

Hydraena lascrucensis｜Brojer & Jäch, 2011

Hydraena lassulipes｜Perkins, 2011

Hydraena latebricola｜Jäch, 1986

Hydraena latisoror｜Perkins, 2007

Hydraena (Hydraena) lazica｜E.Janssens, 1963

Hydraena leechi｜Perkins, 1980

李氏细牙虫｜Hydraena leei｜Jäch & Díaz, 1998

Hydraena legorskyi｜Jäch & Brojer, 2012

Hydraena lehmanni｜Jäch & Díaz, 2005

Hydraena leonhardi｜Breit, 1916

Hydraena leprieuri｜Sainte-Claire Deville, 1905

Hydraena (Hydraena) levantina｜J.Sahlberg, 1908

Hydraena levifurcata｜Perkins, 2017

Hydraena ligulipes｜Jäch, 1988

Hydraena lilianae｜Perkins, 2011

Hydraena limbobesa｜Perkins, 2011

Hydraena limpidicollis｜Perkins, 1980

Hydraena liriope｜Orchymont, 1943

Hydraena longicollis｜Sharp, 1882

Hydraena longiloba｜Perkins, 2017

Hydraena loripes｜Perkins, 2011

Hydraena lotti｜Bilton, 2013

Hydraena lubrica｜Perkins, 2017

Hydraena lucasi｜Lagar, 1984

Hydraena lucernae｜Zwick, 1977

Hydraena ludovicae｜Orchymont, 1931

Hydraena luminicollis｜Perkins, 2007

Hydraena luridipennis｜W.J.MacLeay, 1871

Hydraena lusitana｜(Berthélemy, 1977)

Hydraena lycia｜Jäch, 1988

Hydraena macedonica｜Orchymont, 1931

Hydraena maculicollis｜Champion, 1920

Hydraena maculopala｜Perkins, 2011

Hydraena madronensis｜Castro, García & Ferreras, 2000

Hydraena magna｜Pu & Zhe-Long, 1951

Hydraena magnessa｜Jäch, 1997

Hydraena magnetica｜Zwick, 1977

Hydraena mahavavona｜Perkins, 2017

Hydraena mahensis｜Scott, 1913

Hydraena malagricola｜Jäch & Díaz, 2012

Hydraena malickyi｜Jäch, 1989

Hydraena malkini｜Perkins, 1980

Hydraena manabica｜Perkins, 2011

Hydraena manaslu｜Skale & Jäch, 2009

Hydraena manfredjaechi｜Delgado & Soler, 1991

Hydraena manguao｜Freitag & Jäch, 2007

Hydraena manjakatompo｜Perkins, 2017

Hydraena manulea｜Perkins, 2011

Hydraena manuloides｜Perkins, 2011

Hydraena marawaka｜Perkins, 2011

Hydraena marcosae｜Aguilera, Hernando & Ribera, 1997

Hydraena marginicollis｜Kiesenwetter, 1849

Hydraena mariannae｜Jäch, 1992

Hydraena marinae｜Castro, 2003

Hydraena maroccana｜Kaddouri, 1992

Hydraena marojejy｜Perkins, 2017

Hydraena martensi｜Skale & Jäch, 2009

Hydraena martinschoepfi｜Jäch & Díaz, 2005

Hydraena maryae｜Jäch & Delgado, 2016

Hydraena masatakai｜Jäch & Díaz, 2003

Hydraena matthiasi｜Deler-Hernández, Fikáček & Delgado, 2017

Hydraena matyoti｜Jäch & Delgado, 2016

Hydraena maureenae｜Perkins, 1980

Hydraena mauriciogarciai｜Perkins, 2011

Hydraena mazamitla｜Perkins, 1980

Hydraena mecai｜Millán & Aguilera, 2000

Hydraena melas｜Dalla Torre, 1877

Hydraena mercuriala｜Perkins, 2011

Hydraena meschniggi｜Pretner, 1929

Hydraena metzeni｜Perkins, 2007

墨西哥细牙虫｜Hydraena mexicana｜Perkins, 1980

Hydraena mianminica｜Perkins, 2011

Hydraena michaelbalkei｜Jäch, Díaz & Skale, 2013

Hydraena mignymixys｜Perkins, 1980

Hydraena millenaria｜Perkins, 2022

Hydraena millerorum｜Perkins, 2007

Hydraena miniretia｜Perkins, 2007

Hydraena mintrita｜Perkins, 2011

Hydraena minutissima｜Stephens, 1829

Hydraena mitchellensis｜Perkins, 2007

Hydraena miyatakei｜Satô, 1959

Hydraena modili｜Jäch, 1988

Hydraena monikae｜Jäch & Díaz, 2000

Hydraena monscassius｜Jäch, 1988

Hydraena monstruosipes｜Ferro, 1986

Hydraena monteithi｜Perkins, 2007

Hydraena morio｜Kiesenwetter, 1849

Hydraena motzfeldi｜Skale & Jäch, 2011

Hydraena mouzaiensis｜Sainte-Claire Deville, 1909

Hydraena mpumalanga｜Perkins, 2014

Hydraena muelleri｜Pretner, 1931

Hydraena muezziginea｜Jäch, 1988

Hydraena multiarcuata｜Perkins, 2017

Hydraena multiloba｜Perkins, 2011

Hydraena multimurata｜Perkins, 2014

Hydraena multispina｜Perkins, 2011

Hydraena mylasae｜Jäch, 1992

Hydraena (Hydraena) naja｜Ribera, Hernando & Cieslak, 2019

Hydraena (Hydraena) namiae｜Jäch & Díaz, 2016

纳米比亚细牙虫｜Hydraena namibiensis｜Perkins, 2014

Hydraena nanocolorata｜Perkins, 2011

Hydraena nanopala｜Perkins, 2011

Hydraena nanoscintilla｜Perkins, 2011

Hydraena nanula｜Perkins, 2017

Hydraena natiforma｜Perkins, 2014

Hydraena neblina｜Perkins, 2011

Hydraena needhami｜Orchymont, 1929

Hydraena neoaccurata｜Perkins, 2014

Hydraena nevermanni｜Perkins, 1980

Hydraena newtoni｜Perkins, 1980

Hydraena nielshaggei｜Freitag & Jäch, 2007

Hydraena nigra｜Hatch, 1965

Hydraena nigrita｜Germar, 1823

Hydraena nike｜Jäch, 1995

Hydraena nilguenae｜(Jäch, 1988)

Hydraena nitidimenta｜Perkins, 2011

Hydraena nivalis｜Jäch, 1992

Hydraena nomenipes｜Perkins, 2014

Hydraena notsui｜Satô, 1978

Hydraena novacula｜Perkins, 2011

Hydraena numidica｜Sainte-Claire Deville, 1905

Hydraena nurabadensis｜Skale & Jäch, 2011

Hydraena nuratauensis｜Jäch, 1994

Hydraena oaxaca｜Perkins, 1980

Hydraena (Hydraena) obaei｜M.Hayashi & Yoshitomi, 2020

Hydraena oblio｜Perkins, 1980

Hydraena occidentalis｜Perkins, 1980

Hydraena occitana｜(Audisio & De Biase, 1995)

Hydraena ofella｜J.Balfour-Browne, 1958

Hydraena okapa｜Perkins, 2011

冲绳细牙虫｜Hydraena okinawensis｜Jäch & Díaz, 1999

Hydraena olidipastoris｜Jäch, 1988

Hydraena ollopa｜Perkins, 2011

Hydraena optica｜Jäch & Díaz, 2012

Hydraena orchid｜Jach & Diaz, 1998

Hydraena orchis｜Jäch & Díaz, 1998

Hydraena orchisa｜Perkins, 2017

Hydraena orcula｜Perkins, 1980

Hydraena ordishi｜Delgado & Palma, 1997

Hydraena orientalis｜Breit, 1916

Hydraena ortali｜Jäch, 1986

Hydraena (Hydraena) orthosia｜Jäch, Dia & Díaz, 2006

Hydraena oscillata｜Perkins, 2017

Hydraena otiarca｜Perkins, 2011

Hydraena (Hydraena) ovata｜E.Janssens, 1961

Hydraena owenobesa｜Perkins, 2011

Hydraena (Hydraena) oxiana｜E.Janssens, 1974

Hydraena ozarkensis｜Perkins, 1980

Hydraena pachyptera｜Apfelbeck, 1909

Hydraena pacifica｜Perkins, 1980

Hydraena pacificica｜Perkins, 2011

Hydraena paeminosa｜Perkins, 1980

Hydraena pagaluensis｜Hernando & Ribera, 2001

Hydraena paganettii｜Ganglbauer, 1901

Hydraena pajarita｜Brojer & Jäch, 2011

Hydraena pakistanica｜Jäch, 1992

Hydraena pala｜Perkins, 2011

Hydraena palamita｜Perkins, 2011

巴拉望细牙虫｜Hydraena palawanensis｜Freitag & Jäch, 2007

Hydraena pallidula｜Sainte-Claire Deville, 1909

Hydraena palustris｜Erichson, 1837

Hydraena pamirica｜Jäch, 1992

Hydraena pamphylia｜Jäch & Díaz, 2001

Hydraena pangaei｜Jäch, 1992

Hydraena pantanalensis｜Perkins, 2011

巴拉圭细牙虫｜Hydraena paraguayensis｜E.Janssens, 1972

Hydraena parciplumea｜Perkins, 2007

Hydraena particeps｜Perkins, 1980

Hydraena parva｜Zwick, 1977

Hydraena parvipalpis｜Perkins, 2017

Hydraena parvispinosa｜Perkins, 2017

Hydraena (Hydraena) parysatis｜E.Janssens, 1981

Hydraena paucistriata｜Jäch & Díaz, 2000

Hydraena paulmoritz｜Jäch, Díaz & Skale, 2013

Hydraena pavicula｜Perkins, 1980

Hydraena paxillipes｜Perkins, 2011

Hydraena peckorum｜Perkins, 2011

Hydraena pectenata｜Perkins, 2011

Hydraena pedroaguilerai｜Perkins, 2011

Hydraena pegopyga｜Perkins, 2011

Hydraena pelops｜Jäch, 1995

Hydraena pensylvanica｜Kiesenwetter, 1849

Hydraena pentarubra｜Perkins, 2017

Hydraena penultimata｜Perkins, 2011

Hydraena perkinsi｜Spangler, 1980

Hydraena perlonga｜J.Balfour-Browne, 1950

Hydraena pernambucana｜Benetti, Valladares, Delgado & Hamada, 2020

Hydraena perpunctata｜Perkins, 2011

Hydraena perpusilla｜Freitag & Hornyák, 2021

Hydraena (Hydraena) persica｜E.Janssens, 1981

Hydraena pertransversa｜Perkins, 2011

Hydraena peru｜Perkins, 1980

Hydraena pesici｜Skale & Jäch, 2011

Hydraena petila｜Perkins, 1980

Hydraena phainops｜Perkins, 2011

Hydraena phallerata｜Orchymont, 1944

Hydraena phallica｜Orchymont, 1930

Hydraena phassilyi｜Orchymont, 1931

Hydraena philippi｜Jäch & Díaz, 2005

Hydraena philyra｜Orchymont, 1944

Hydraena (Hydraena) phoenicia｜Jäch, Dia & Díaz, 2006

Hydraena photogenica｜Perkins, 2011

Hydraena pici｜Sainte-Claire Deville, 1905

Hydraena picula｜Perkins, 2011

Hydraena pilimera｜Brojer & Jäch, 2011

Hydraena pilipes｜Zwick, 1977

Hydraena pilobova｜Perkins, 2017

Hydraena pilotumida｜Perkins, 2017

Hydraena pilulambra｜Perkins, 2011

Hydraena (Hydraena) pindica｜E.Janssens, 1965

Hydraena pisciforma｜Perkins, 2014

Hydraena planata｜Kiesenwetter, 1849

Hydraena plastica｜Orchymont, 1943

Hydraena platycnemis｜Jäch, 1988

Hydraena platynaspis｜Jäch, 1988

Hydraena (Hydraena) platysoma｜E.Janssens, 1968

Hydraena plaumanni｜Orchymont, 1937

Hydraena plumipes｜Rey, 1885

Hydraena pluralticola｜Perkins, 2011

多叉细牙虫｜Hydraena plurifurcata｜Jäch & Díaz, 1998

Hydraena polita｜Kiesenwetter, 1849

Hydraena pontequula｜Perkins, 1980

Hydraena (Hydraena) pontica｜E.Janssens, 1963

Hydraena porchi｜Perkins, 2007

微刻细牙虫｜Hydraena porcula｜Jäch & Díaz, 1998

Hydraena praetermissa｜Jäch, 1987

Hydraena premordica｜Perkins, 1980

Hydraena pretneri｜Chiesa, 1927

Hydraena prieto｜Perkins, 1980

Hydraena princeps｜Fauvel, 1903

Hydraena processa｜Perkins, 2011

Hydraena producta｜Mulsant & Rey, 1852

Hydraena proesei｜Skale & Jäch, 2011

Hydraena profunda｜Perkins, 2014

Hydraena prokini｜Jäch & Díaz, 2006

Hydraena propria｜Perkins, 2011

Hydraena prusensis｜Jäch, 1992

Hydraena pseudocirrata｜Skale & Jäch, 2009

伪巴拉望细牙虫｜Hydraena pseudopalawanensis｜Freitag & Jäch, 2007

Hydraena pseudoriparia｜Orchymont, 1945

Hydraena puetzi｜Jäch, 1994

Hydraena pugillista｜Perkins, 2007

Hydraena pulchella｜Germar, 1823

Hydraena pulsatrix｜Perkins, 1980

Hydraena punctata｜J.L.LeConte, 1855

Hydraena puncticollis｜Sharp, 1882

Hydraena punctilata｜Perkins, 2011

Hydraena putearius｜Jäch & Díaz, 2000

Hydraena pygmaea｜G.R.Waterhouse, 1833

Hydraena quadricollis｜Wollaston, 1864

Hydraena quadricurvipes｜Perkins, 1980

Hydraena quadriplumipes｜Perkins, 2011

Hydraena quatriloba｜Perkins, 2017

Hydraena quechua｜Perkins, 1980

Hydraena queenslandica｜Perkins, 2007

Hydraena quetiae｜Castro, 2000

Hydraena quilisi｜Lagar, Fresneda & Hernando, 1987

Hydraena quintana｜Perkins, 2011

Hydraena quirao｜Vidal, Camille.Go & Freitag, 2017

Hydraena ramuensis｜Perkins, 2011

Hydraena ramuquintana｜Perkins, 2011

Hydraena ranarilalatianai｜Perkins, 2017

Hydraena randriamihajai｜Perkins, 2017

Hydraena ranomafana｜Perkins, 2017

Hydraena ravoandrina｜Perkins, 2017

Hydraena receptiva｜Perkins, 2011

Hydraena reflectiva｜Perkins, 2014

Hydraena regimbarti｜Zaitzev, 1908

Hydraena reidiana｜Lesne, 1920

Hydraena remulipes｜Perkins, 2011

Hydraena renalisa｜Perkins, 2017

Hydraena reticulata｜Zwick, 1977

Hydraena reticulobesa｜Perkins, 2011

Hydraena reticuloides｜Perkins, 2007

Hydraena reticulositis｜Perkins, 2007

Hydraena revelovela｜Perkins, 2007

Hydraena reverberata｜Perkins, 2011

Hydraena reyi｜Kuwert, 1888

Hydraena rhinoceros｜(E.Janssens, 1972)

Hydraena rhodia｜Jäch, 1985

Hydraena riberai｜Jäch, Aguilera & Hernando, 1998

Hydraena richardimbi｜Jäch, 1992

Hydraena rigua｜Orchymont, 1931

Hydraena ripaeaureae｜E.Janssens, 1972

Hydraena riparia｜Kugelann, 1794

Hydraena rivularis｜Guillebeau, 1896

Hydraena robusta｜Zwick, 1977

Hydraena rosannae｜Audisio, Trizzino & De Biase, 2009

Hydraena rubridentata｜Perkins, 2017

Hydraena rubrifurcata｜Perkins, 2017

Hydraena rudallensis｜Blackburn, 1896

Hydraena rufipennis｜Boscá Berga, 1932

Hydraena rufipes｜Curtis, 1830

Hydraena rugosa｜Mulsant, 1844

Hydraena ruinosa｜Zwick, 1977

Hydraena (Hydraena) rukiyeae｜Kasapoğlu, Jäch & Skale, 2010

Hydraena sabella｜Perkins, 1980

Hydraena saga｜Orchymont, 1930

Hydraena sagatai｜Perkins, 2011

Hydraena sahlbergi｜Orchymont, 1923

Hydraena saluta｜Perkins, 2011

Hydraena samia｜Jäch, 1986

Hydraena samnitica｜Fiori, 1904

Hydraena samnitica｜Knisch, 1924

Hydraena sanagergelyae｜Brojer & Jäch, 2011

Hydraena sanfilippoi｜(Audisio & De Biase, 1995)

Hydraena sanvicentensis｜Vidal, Camille.Go & Freitag, 2017

Hydraena saotometerrestris｜Bilton, 2023

Hydraena (Hydraena) sappho｜E.Janssens, 1965

Hydraena sardoa｜Binaghi, 1961

Hydraena satoi｜Jäch & Díaz, 1999

Hydraena sautakei｜Jäch & Díaz, 1999

梭德氏细牙虫｜Hydraena sauteri｜Orchymont, 1913

Hydraena scabra｜Orchymont, 1925

Hydraena scabrosa｜Orchymont, 1931

Hydraena schawalleri｜Skale & Jäch, 2009

Hydraena schilfii｜Jäch, 1988

Hydraena schillhammeri｜Jäch, 1988

Hydraena schmidi｜Jäch & Díaz, 2001

Hydraena schoedli｜Jäch, 1992

Hydraena schoenmanni｜Jäch, 1988

Hydraena schubertorum｜Jäch & Díaz, 2001

Hydraena schuelkei｜Jäch, 1992

Hydraena schuleri｜Ganglbauer, 1901

Hydraena scintilla｜Perkins, 1980

Hydraena scintillabella｜Perkins, 1980

Hydraena scintillamima｜Perkins, 2011

Hydraena scintillapicta｜Perkins, 2011

Hydraena scintillarca｜Perkins, 2011

Hydraena scintillutea｜Perkins, 1980

Hydraena scitula｜Orchymont, 1943

Hydraena scolops｜Perkins, 1980

Hydraena scopula｜Perkins, 1980

Hydraena sculponea｜Perkins, 2017

Hydraena (Hydraena) scythica｜E.Janssens, 1974

Hydraena sebastiani｜Perkins, 2014

Hydraena sepikramuensis｜Perkins, 2011

Hydraena septemlacuum｜Jäch, 1992

Hydraena serpentina｜Jäch, 1988

Hydraena serricollis｜Wollaston, 1864

Hydraena serripennis｜Perkins, 2017

Hydraena servilia｜Orchymont, 1936

Hydraena sexarcuata｜Perkins, 2011

Hydraena sexsuprema｜Perkins, 2011

Hydraena sharmai｜Skale & Jäch, 2009

Hydraena sharpi｜Rey, 1885

Hydraena shorti｜Perkins, 2011

Hydraena sicula｜Kiesenwetter, 1849

Hydraena (Hydraena) sidon｜Jäch, Dia & Díaz, 2006

Hydraena sierra｜Perkins, 1980

相似细牙虫｜Hydraena similis｜Orchymont, 1930

Hydraena simonidea｜Orchymont, 1931

Hydraena simplicata｜Perkins, 2017

Hydraena simplicicollis｜Blackburn, 1896

Hydraena simplipes｜Zwick, 1977

新加坡细牙虫｜Hydraena singaporensis｜Jäch, Díaz & Skale, 2013

Hydraena sinope｜Jäch, 1992

Hydraena sinuatipes｜Perkins, 2017

Hydraena (Hydraena) smyrnensis｜J.Sahlberg, 1908

Hydraena socius｜Jäch & Díaz, 1999

Hydraena solarii｜Pretner, 1930

Hydraena solodovnikovi｜Jäch & Díaz, 2006

Hydraena sordida｜Sharp, 1882

Hydraena spangleri｜Perkins, 1980

Hydraena spatula｜Perkins, 2011

Hydraena speciosa｜Orchymont, 1944

Hydraena spinipes｜Baudi di Selve, 1882

Hydraena spinissima｜Perkins, 2007

Hydraena spinobesa｜Perkins, 2011

Hydraena splecoma｜Perkins, 1980

Hydraena squalida｜Orchymont, 1932

Hydraena stefani｜Jäch & Díaz, 2005

Hydraena steineri｜Perkins, 2011

Hydraena stellula｜Perkins, 2011

Hydraena storeyi｜Perkins, 2007

Hydraena striolata｜Perkins, 2011

Hydraena stussineri｜Kuwert, 1888

Hydraena subacuminata｜Rey, 1884

Hydraena subgrandis｜Jäch, 1988

Hydraena subimpressa｜Rey, 1885

Hydraena subina｜Orchymont, 1944

Hydraena subinflata｜Orchymont, 1944

Hydraena subinoides｜Orchymont, 1944

Hydraena subintegra｜Ganglbauer, 1901

Hydraena subinura｜Orchymont, 1944

Hydraena subirregularis｜Pic, 1918

Hydraena subjuncta｜Orchymont, 1930

Hydraena sublamina｜Orchymont, 1945

Hydraena sublapsa｜Orchymont, 1945

Hydraena subsequens｜Rey, 1885

Hydraena supersexa｜Perkins, 2011

Hydraena supina｜Perkins, 2011

四川细牙虫｜Hydraena szechuanensis｜Pu & Zhe-Long, 1951

Hydraena takin｜Skale & Jäch, 2009

Hydraena takutu｜Perkins, 2011

Hydraena tarsotricha｜Perkins, 2011

Hydraena tarvisina｜(Ferro, 1992)

Hydraena tatii｜Sáinz-Cantero & Alba-Tercedor, 1989

Hydraena tauricola｜Jäch, 1988

Hydraena (Hydraena) taxila｜E.Janssens, 1962

Hydraena (Hydraena) tekmanensis｜Jäch, Skale & Kasapoğlu, 2011

Hydraena tenjikuana｜Satô, 1979

Hydraena tenuis｜(E.Janssens, 1980)

Hydraena tenuisella｜Perkins, 2007

Hydraena tenuisoror｜Perkins, 2007

Hydraena terebrans｜Jäch, 1992

Hydraena terralta｜Perkins, 1980

Hydraena testacea｜Curtis, 1830

Hydraena tetana｜Perkins, 2011

Hydraena textila｜Perkins, 2007

Hydraena thienemanni｜Orchymont, 1932

Hydraena thola｜Perkins, 2011

Hydraena tholasoris｜Perkins, 2011

Hydraena thumbelina｜Perkins, 2011

Hydraena thumbelipes｜Perkins, 2011

Hydraena thyene｜J.Balfour-Browne, 1958

Hydraena tiara｜Perkins, 2014

Hydraena tibiodentipes｜Perkins, 2017

Hydraena tibiopaca｜Perkins, 2011

Hydraena tobogan｜Perkins, 2011

Hydraena torosopala｜Perkins, 2011

Hydraena torquata｜Perkins, 2017

Hydraena torricellica｜Perkins, 2011

Hydraena transvallis｜Perkins, 2011

Hydraena trapezoidalis｜Zwick, 1977

Hydraena triaequalis｜Perkins, 2017

Hydraena tricantha｜Zwick, 1977

Hydraena trichotarsa｜Perkins, 2011

Hydraena tricosipes｜Perkins, 2011

Hydraena tridigita｜Perkins, 2011

Hydraena tridisca｜Perkins, 2007

Hydraena triloba｜Perkins, 2007

Hydraena trinidensis｜Perkins, 1980

Hydraena triparamera｜Jäch, 1982

Hydraena tripartita｜Perkins, 2017

Hydraena tritropis｜Perkins, 2011

Hydraena tritutela｜Perkins, 2011

Hydraena truncata｜Rey, 1885

Hydraena tsushimaensis｜Jäch & Díaz, 2012

Hydraena tubuliphallis｜Jäch, 1982

Hydraena tucumanica｜Perkins, 1980

Hydraena tuolumne｜Perkins, 1980

Hydraena (Hydraena) turcica｜E.Janssens, 1965

Hydraena turneri｜Bilton, 2023

Hydraena turrialba｜Perkins, 1980

Hydraena tyrrhena｜Binaghi, 1961

Hydraena ulna｜Perkins, 2011

Hydraena umbolenta｜Perkins, 2011

Hydraena unca｜Valladares, 1989

Hydraena undevigintioctogintasisyphos｜Jäch & Díaz, 2005

粗点细牙虫｜Hydraena undulata｜Jäch & Díaz, 1998

Hydraena uniforma｜Perkins, 2014

Hydraena unita｜Perkins, 2011

Hydraena upsilonica｜Perkins, 2017

Hydraena uzbekistanica｜Jäch, 1994

Hydraena vadosa｜Perkins, 2014

Hydraena valentini｜Jäch & Díaz, 2012

Hydraena vandykei｜Orchymont, 1923

Hydraena variopaca｜Perkins, 2011

Hydraena vedrasi｜Orchymont, 1931

Hydraena vela｜Perkins, 1980

Hydraena velvetina｜Perkins, 2011

Hydraena venezuela｜Perkins, 2011

Hydraena verberans｜Jäch & Díaz, 2006

Hydraena verstraeteni｜Ferro, 1984

Hydraena victoriae｜Jäch & Díaz, 1999

越南细牙虫｜Hydraena vietnamensis｜(E.Janssens, 1972)

Hydraena (Hydraena) virginalis｜E.Janssens, 1963

Hydraena (Hydraena) vladimiri｜Jäch & Díaz, 2016

Hydraena vodozi｜Sainte-Claire Deville, 1908

Hydraena vulgaris｜Jäch & Díaz, 2000

Hydraena waldheimi｜Jäch, 1987

汪氏细牙虫｜Hydraena wangi｜Jäch & Díaz, 1998

Hydraena wangmiaoi｜Jäch & Díaz, 2005

Hydraena watanabei｜Jäch & Satô, 1988

Hydraena wattsi｜Perkins, 2007

Hydraena weigeli｜Skale & Jäch, 2009

Hydraena weiri｜Perkins, 2007

Hydraena wencke｜Skale & Jäch, 2009

Hydraena wewalkai｜Jäch, 1988

Hydraena williamsensis｜Deane, 1931

Hydraena wittmeri｜Satô, 1979

Hydraena wolfi｜Skale & Jäch, 2009

Hydraena wrasei｜Jäch, 1992

Hydraena xingu｜Perkins, 2011

Hydraena yangae｜Jäch, Díaz & Skale, 2013

Hydraena yonaguniensis｜Jäch, 2003

Hydraena yosemitensis｜Perkins, 1980

Hydraena yoshitomii｜Jäch & Díaz, 1999

Hydraena youngi｜Perkins, 1980

Hydraena ypsilon｜Zwick, 1977

云南细牙虫｜Hydraena yunnanensis｜Pu & Zhe-Long, 1942

Hydraena zapatina｜Perkins, 1980

Hydraena zelandica｜Ordish, 1984

Hydraena zetteli｜Freitag & Jäch, 2007

Hydraena (Hydraena) zezerensis｜Díaz & Bilton, 1995

津巴布韦细牙虫｜Hydraena zimbabwensis｜Perkins, 2014

Hydraena zwicki｜Perkins, 2007

## 基本资料

- 学名：Hydraena
- 命名者：Kugelann, 1794
- subdivision_ranks：种
- 栽培群成员：见正文