DiatomBase

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Between brackets is the number of accepted extant species

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Bacillariophyceae (5 957)
Subclass Bacillariophyceae incertae sedis (189)
Subclass Bacillariophycidae (4 408)
Superorder Bacillariophycanae (4 083)
Superorder Bacillariophycidae incertae sedis (32)
Superorder Eunotiophycanae (293)
Order Eunotiales (293)
Family Eunotiaceae Kützing, 1844 (287)
Genus Actinella F.W. Lewis, 1864 (12)
Genus Amphicampa (C.G. Ehrenberg) J. Ralfs in A. Pritchard, 1861 (1)
Genus Amphorotia G.M. Williams & G. Reid, 2006 (5)
Genus Bicudoa C.E.Wetzel, Lange-Bertalot & L.Ector, 2012 (1)
Genus Burliganiella C.E.Wetzel & Kociolek (1)
Genus Colliculoamphora D.M. Williams & G. Reid, 2006 † (3)
Genus Desmogonium C.G. Ehrenberg in R. Schomburgk, 1848
Genus Eunotia C.G. Ehrenberg, 1837 (251)
Species Eunotia abbottiae S.P.Main, 2006
Species Eunotia abrupta Ehrenberg, 1853
Species Eunotia acicularis Metzeltin & Lange-Bertalot, 1998
Species Eunotia acmocephala Fusey, 1953
Species Eunotia actinelloides Cholnoky, 1954
Species Eunotia actuariola Metzeltin & Lange-Bertalot, 1998
Species Eunotia acus Metzeltin & Lange-Bertalot, 1998
Species Eunotia acuticrenulata D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia acutinasuta Metzeltin & Lange-Bertalot, 1998
Species Eunotia adnata (Brébisson) G.L.Rabenhorst, 1853 accepted as Epithemia adnata (Kützing) Brébisson, 1838
Species Eunotia aduncus M.H.Hohn & J.Hellerman, 1963
Species Eunotia advena (Fusey) VanLandingham, 1969
Species Eunotia aenigma (Abdul-Majeed) VanLandingham, 1969
Species Eunotia aequalis Hustedt in Schmidt et al., 1913
Species Eunotia alpestris (Kützing) Rabenhorst, 1853 accepted as Epithemia alpestris Kützing, 1844
Species Eunotia alpina (Nägeli) Hustedt, 1913 accepted as Synedra alpina var. alpina Naegeli in Kützing, 1849
Species Eunotia alpina Kützing, 1844
Species Eunotia alpina Grunow in Cleve & Möller, 1878
Species Eunotia alstonii Skvortzow, 1930
Species Eunotia alta Ehrenberg
Species Eunotia altimontana H.Lange-Bertalot, A.Pavlov & Z.Levkov, 2011
Species Eunotia amayae B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia amazonica F.F.Almeida & C.E.Wetzel in Almeida et al., 2018
Species Eunotia ambigua Carter, 1966
Species Eunotia ambigua Gandhi, 1966
Species Eunotia ambivalens Lange-Bertalot & Tagliaventi, 2011
Species Eunotia americana Kain & Schultze, 1889
Species Eunotia amoyensis (Skvortzov)
Species Eunotia amphidicranon Ehrenberg, 1845
Species Eunotia amphilepta Ehrenberg, 1845
Species Eunotia amphioxys Ehrenberg, 1843
Species Eunotia amphirhamphus Ehrenberg, 1862
Species Eunotia anadariensis M.Kulikovskiy, H.Lange-Bertalot, S.Genkal & A.Witkowski, 2010
Species Eunotia anamargaritae Metzeltin & Lange-Bertalot, 1998
Species Eunotia andina Frenguelli, 1942
Species Eunotia andinofrequens H. Lange-Bertalot & Rumrich in U. Rumrich, H. Lange-Bertalot & M. Rumrich, 2000
Species Eunotia angulata (Perty) Rabenhorst, 1853
Species Eunotia angusta (Grunow) Å.Berg, 1939
Species Eunotia angusticuspidata D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia angustior H.Lange-Bertalot & N.Tagliaventi, 2011 accepted as Eunotia angusta (Grunow) Å.Berg, 1939
Species Eunotia anhuensis J. Yang, 1995
Species Eunotia anhuiensis Yang, 1995
Species Eunotia anisodon L.W. Bailey, 1861
Species Eunotia ankazondranona Manguin, 1949
Species Eunotia antiqua A.Berg, 1939
Species Eunotia apiculata Ehrenberg in Pritchard, 1861
Species Eunotia aralensis Ehrenberg, 1854
Species Eunotia araucaniae Ehrenberg, 1854
Species Eunotia arcadia Woodhead & Tweed, 1960
Species Eunotia arcofallax H. Lange-Bertalot in Werum & Lange-Bertalot, 2004
Species Eunotia arctica Hustedt, 1937
Species Eunotia arcuata F.Steinecke accepted as Synedra arcuata Naegeli in Kutzing, 1849
Species Eunotia arcuatissima Lange-Bertalot & A.Steindorf
Species Eunotia arcubus Nörpel & Lange-Bertalot, 1993
Species Eunotia arculus (Grunow) Lange-Bertalot & Nörpel
Species Eunotia arcuoides Foged, 1977
Species Eunotia arcus Ehrenberg, 1837
Species Eunotia arcus W. Smith, 1853
Species Eunotia areniverma P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia argus Ehrenberg, 1843
Species Eunotia ariengae L.C.Torgan & A.L.Burliga, 2007
Species Eunotia arverna Héribaud-Joseph, 1908 †
Species Eunotia asiatica Skvortzow, 1938
Species Eunotia asterionelloides Hustedt, 1952
Species Eunotia astricleveae Berg in Cleve-Euler, 1948
Species Eunotia astridae Fontell, 1917
Species Eunotia asymmetrica Cholnoky, 1954
Species Eunotia atomus A.Pavlov & Z.Levkov, 2013
Species Eunotia attenuata (Cleve) Cleve, 1900
Species Eunotia attenuata Cleve-Euler, 1934
Species Eunotia attenuata Patrick, 1940
Species Eunotia attenuata E.E.Manguin in Allorge & Manguin, 1941
Species Eunotia auriculata Grunow, 1881
Species Eunotia australis Ehrenberg, 1854
Species Eunotia australofrigida B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia australomaior B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia australominor Gerd Moser
Species Eunotia austrovalida Jüttner & Van de Vijver, 2018
Species Eunotia bactriana Ehrenberg, 1854
Species Eunotia baculus Hustedt, 1965
Species Eunotia baicalensis Skvortzov, 1937
Species Eunotia ballinaensis Foged, 1978
Species Eunotia batavica A. Berg, 1939
Species Eunotia bauchimiensis Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia beatorum Ehrenberg, 1854
Species Eunotia belgica Van de Vijver, Lange-Bertalot & Compere
Species Eunotia bertrandii Lange-Bertalot & Tagliaventi, 2011
Species Eunotia biareofera Kobayashi, 1968
Species Eunotia bicapitata Grunow in Van Heurck, 1881
Species Eunotia biceps Ehrenberg, 1843
Species Eunotia biceps Kützing, 1849
Species Eunotia biceps (W. Smith) G.S. West, 1904 accepted as Synedra biceps W.Smith, 1853
Species Eunotia bicornigera Metzeltin & Lange-Bertalot, 1998
Species Eunotia bicornis Ehrenberg, 1854
Species Eunotia bidens Ehrenberg, 1843
Species Eunotia bidens Dalla Torre & Sarnthein, 1901
Species Eunotia bidentula W.Smith, 1856
Species Eunotia bidentula Schumann, 1867
Species Eunotia bidentuloides Foged, 1977
Species Eunotia bigibba Kützing, 1849
Species Eunotia bigibboidea H.Lange-Bertalot & A.Witkowski, 2011
Species Eunotia bilii Lowe & Kociolek, 1984
Species Eunotia bilunaris (Ehrenberg) Schaarschmidt, 1880 accepted as Synedra bilunaris var. bilunaris Ehrenberg, 1832
Species Eunotia binthuaniensis Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia bioctonaria Ehrenberg, 1840
Species Eunotia biseriata Hustedt, 1952
Species Eunotia biseriatoides Kobayasi, Ando & Nagumo, 1981
Species Eunotia bisulcata Hustedt, 1952
Species Eunotia bolavenensis Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia bonsaensis Foged, 1966
Species Eunotia boomsma P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia borealis Ehrenberg, 1854
Species Eunotia boreoalpina Lange-Bertalot & Nörpel-Schempp, 1998
Species Eunotia boreotenuis Norpel-Schempp & Lange-Bertalot in Lange-Bertalot & Metzeltin, 1996
Species Eunotia boryana (Pantocsek) De Toni, 1892 accepted as Himantidium boryanum Pantocsek, 1889
Species Eunotia botellus Gerd Moser
Species Eunotia botocuda L.F.Costa, D.C.Bicudo & C.E.Wetzel in Costa et al., 2017
Species Eunotia botuliformis F.Wild, Nörpel & Lange-Bertalot, 1993
Species Eunotia botuliformis Wang, 1998
Species Eunotia botulitropica C.E.Wetzel & L.F.Costa in Costa et al., 2017
Species Eunotia braendlei H. Lange-Bertalot & M. Werum in Werum & Lange-Bertalot, 2004
Species Eunotia brasiliensis Zimmermann, 1918
Species Eunotia braunii Hustedt, 1952
Species Eunotia brevicornis Ehrenberg, 1845
Species Eunotia brevis Patrick, 1940
Species Eunotia brinkmannii Metzeltin & Lange-Bertalot, 1998
Species Eunotia buhriana D.Metzeltin & H-Lange-Bertalot, 2007
Species Eunotia burkartii (Ehrenberg) M. Peragallo, 1897-1903
Species Eunotia caecigena A. Berg, 1939
Species Eunotia caelata Ehrenberg, 1854
Species Eunotia caenosa Kociolek & Burliga in Burliga et al., 2012
Species Eunotia callosa Patrick, 1940
Species Eunotia camacanorum L.F.Costa, C.E.Wetzel & D.C.Bicudo in Costa et al., 2017
Species Eunotia camburnii D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia cameliopsis Metzeltin & Lange-Bertalot, 1998
Species Eunotia camelus Ehrenberg, 1839
Species Eunotia camelus Greville, 1855
Species Eunotia camelus Schumann, 1867
Species Eunotia camranhiensis Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia cancellata A. Berg in man. Cleve-Euler, 1953
Species Eunotia canicula P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia caniculoides Favaretto, Tremarin, T.Ludwig & Bueno in Favaretto et al., 2021
Species Eunotia cantica Carter & Denny, 1992
Species Eunotia capensis (Cholnoky) Cholnoky, 1964 accepted as Eunotia theronii var. capensis Cholnoky, 1959
Species Eunotia capitata (Krasske) L.F.Costa & C.E.Wetzel in Costa et al., 2017
Species Eunotia capitellata Manguin, 1964
Species Eunotia capitellata Cleve-Euler, 1948
Species Eunotia carambolensis Sala & Guerrero, 2023
Species Eunotia caribica D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia carinata Ehrenberg, 1854
Species Eunotia carolina R.M.Patrick, 1958
Species Eunotia cassiae H.G.Barber, 1962
Species Eunotia cataracta P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia catillifera Morrow in Morrow, Deason & Clayton, 1981
Species Eunotia cavernosa H. Lange-Bertalot & M. Werum in Werum & Lange-Bertalot, 2004
Species Eunotia cemelin C. Johnson ex W. Smith Collection
Species Eunotia ceylonica Skvortzow, 1930
Species Eunotia charlesii D-Metzeltin & Lange-Bertalot, 2007
Species Eunotia charliereimeri M.B.Edlund & L.A.Brant, 2010
Species Eunotia chasei Cholnoky, 1954
Species Eunotia chelmickii Wojtal
Species Eunotia chelonia Norpel-Schempp, Lange-Bertalot & Metzeltin in Lange-Bertalot & Metzeltin, 1996
Species Eunotia chigara N.Woodhead & R.D.Tweed, 1958
Species Eunotia chilensis Hustedt in Schmidt, 1913
Species Eunotia cholnokyi Gandhi, 1966
Species Eunotia cingulata Ehrenberg
Species Eunotia circumborealis Lange-Bertalot & Norpel, 1993
Species Eunotia cisalpina Lange-Bertalot & M.Cantonati, 2011
Species Eunotia cistula Ehrenberg, 1854
Species Eunotia clavata Hustedt in Schmidt et al., 1913
Species Eunotia clavata Manguin, 1949
Species Eunotia claviceps Hustedt in Schmidt et al., 1913
Species Eunotia clevei Grunow, 1891 †
Species Eunotia clevei (Skvortzow) Skabichevskii, 1977 accepted as Eunotia clevei var. baikalensis Skvortzow, 1937
Species Eunotia climacidium Grunow, 1882
Species Eunotia clotii B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia coccinea Metzeltin & Lange-Bertalot, 1998
Species Eunotia cocconema Ehrenberg, 1854
Species Eunotia cocquytiae B.van de Vijver, 2008
Species Eunotia collinsii Kalinsky, 1984
Species Eunotia columbi Ehrenberg ex Ralfs in Pritchard, 1861
Species Eunotia columbica Ehrenberg, 1854
Species Eunotia comica D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia commutata (Cleve-Euler in man. A. Berg) Cleve-Euler, 1953 accepted as Eunotia praeruptabidens var. commutata Cleve-Euler in manuscript A. Berg, 1939
Species Eunotia compacta Hustedt ex R. Simonsen, 1987 accepted as Eunotia exigua var. compacta Hustedt, 1930
Species Eunotia compactarcus Lange-Bertalot Pavlov & Levkov
Species Eunotia compressa
Species Eunotia compta Ehrenberg
Species Eunotia comta Ehrenberg, 1840
Species Eunotia conversa Hustedt, 1952
Species Eunotia convexa Hustedt, 1952
Species Eunotia copiosa Hustedt, 1952
Species Eunotia cordillera M.H.Hohn & J.Hellerman, 1963
Species Eunotia coringii Metzeltin & Lange-Bertalot, 1998
Species Eunotia cornuta Ehrenberg, 1870
Species Eunotia corona Rabenhorst, 1853
Species Eunotia correntina Frenguelli, 1933
Species Eunotia costalunga Brun, 1895
Species Eunotia costaricana H. Lange-Bertalot & U. Wydrzycka in Wydrzycka & Lange-Bertalot, 2001
Species Eunotia costata Østrup, 1902
Species Eunotia crassa Pantocsek & Greguss, 1913
Species Eunotia crassispinata Gerd Moser
Species Eunotia crassula Metzeltin & Lange-Bertalot, 1998
Species Eunotia crassuliopsis H. Lange-Bertalot & D. Metzeltin, 2009
Species Eunotia crassuloides Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia crenulata Brebisson ex W. Smith Collection
Species Eunotia cretae (Ehrenberg) Ehrenberg, 1844 accepted as Cocconema cretae Ehrenberg, 1839
Species Eunotia crispula G.S. West, 1909
Species Eunotia cristagallii Cleve, 1891
Species Eunotia croatana P.A.Siver, P.B.Hamilton & E.A.Morales, 2006
Species Eunotia crocodilus Ehrenberg, 1845
Species Eunotia cuneiformis E.Manguin ex G.Moser, Lange-Bertalot & D.Metzeltin, 1998
Species Eunotia curta Cleve in Cleve & Moller, 1878
Species Eunotia curtagrunowii Nörpel-Schempp & Lange-Bertalot, 1996
Species Eunotia curtiraphe D.Metzeltin & H-Lange-Bertalot, 2007
Species Eunotia curva Ehrenberg, 1854
Species Eunotia curvata (Kützing) Lagerstedt, 1884
Species Eunotia curvirostra A. Berg
Species Eunotia curvula Hustedt, 1952
Species Eunotia cygnus Ehrenberg, 1843
Species Eunotia daisetsuensis Hirano & Iwaki, 1970
Species Eunotia daklakiensis Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia damasi Hustedt, 1949
Species Eunotia damasii G. Moser, H. Lange-Bertalot & D. Metzeltin, 1998
Species Eunotia decaodon Ehrenberg, 1840
Species Eunotia declivis Ehrenberg, 1843
Species Eunotia decostae Metzeltin & Lange-Bertalot, 1998
Species Eunotia decussata Cleve, 1900
Species Eunotia deficiens D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia deformis Metzeltin & Lange-Bertalot, 1998
Species Eunotia delaunayi E.E.Manguin
Species Eunotia delicatula Ceremissinova (Tscheremissinova), 1955
Species Eunotia demerarae Ehrenberg ex Pritchard, 1861
Species Eunotia denaria Ehrenberg, 1854
Species Eunotia densistriata Torgan in Torgan & Becker, 1997 accepted as Eunotia itapuana L.C. Torgan in L.C. Torgan & V. Becker, 1998
Species Eunotia densistriata Hohn, 1966
Species Eunotia denticula (L.A.Brébisson) G.L.Rabenhorst
Species Eunotia denticula Grunow in Van Heurck, 1881
Species Eunotia denticulata (Brébisson ex Kützing) Rabenhorst, 1864
Species Eunotia denticulus
Species Eunotia depressa Ehrenberg, 1843
Species Eunotia depressa Fusey, 1953
Species Eunotia desikacharyi Singh, Nautiyal & Vimal, 1976
Species Eunotia desmogonioides D. Metzeltin & H. Lange-Bertalot, 2002
Species Eunotia diadema Ehrenberg, 1837
Species Eunotia diamantina C.E.Wetzel & L.F.Costa in Costa et al., 2017
Species Eunotia dianae Ehrenberg, 1840
Species Eunotia dianae-stitinensis H.Lange-Bertalot & A.Witkowski in Lange-Bertalot et al., 2011
Species Eunotia didyma Grunow in Moller, 1881
Species Eunotia difformis (Ehrenberg)
Species Eunotia diodon Ehrenberg, 1837
Species Eunotia diodon sensu W. Smith, 1853
Species Eunotia diodonopsis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia directa Pantocsek & Greguss in Greguss, 1913
Species Eunotia discrepans A. Berg, 1939
Species Eunotia disjuncta D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia disproportionata Metzeltin & Lange-Bertalot, 1998
Species Eunotia dissimilis Hustedt in Schmidt et al., 1933
Species Eunotia distinguenda Metzeltin & Lange-Bertalot, 1998
Species Eunotia distinguenda Hustedt, 1955
Species Eunotia divergens Fusey, 1964
Species Eunotia diverta Carter, 1966
Species Eunotia divisa Héribaud, 1908
Species Eunotia dizyga Ehrenberg, 1843
Species Eunotia dodecaodon Ehrenberg, 1854
Species Eunotia doliolus G.C.Wallich
Species Eunotia dolium Meunier, 1910
Species Eunotia dolius Meunier, 1910
Species Eunotia donatoi D.Metzeltin & H.Lange-Bertalot, 2007
Species Eunotia dorofeyukiae H.Lange-Bertalot & M.S.Kulikovskiy Kulikovskiy et al., 2010
Species Eunotia dorsicrenata Kulikovskiy & Lange-Bertalot, 2015
Species Eunotia dracomontana Schoeman, 1973
Species Eunotia duplicoraphis Kobayasi, Ando & Nagumo, 1981
Species Eunotia ectorii Sala & Kociolek, 2023
Species Eunotia edlundii D.Metzeltin & H.Lange-Bertaolt, 2007 †
Species Eunotia edulis Ehrenberg, 1854
Species Eunotia ehrenbergii Ralfs, 1861
Species Eunotia electri Ehrenberg, 1854
Species Eunotia elegans Østrup, 1910
Species Eunotia elena H.Lange-Bertalot in Lange-Bertalot et al., 2011
Species Eunotia elephas Ehrenberg, 1843
Species Eunotia ellisrasica Cholnoky, 1954
Species Eunotia elongata D.Metzeltin & Lange-Bertalot accepted as Eunotia formica var. elongata Grunow, 1865
Species Eunotia elongata Jousé, 1952
Species Eunotia elucens D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia emedii C.E. Wetzel, Lange-Bertalot, D.Bicudo, C.Peres & Ector, 2011
Species Eunotia endecaodon Ehrenberg, 1840
Species Eunotia enigmatica L.F. Costa & C.E. Wetzel in Costa et al., 2017
Species Eunotia enischna P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia enneodon Ehrenberg, 1840
Species Eunotia epithemioides Hustedt in Schmidt et al., 1913
Species Eunotia ernestii H.Lange-Bertalot in Lange-Bertalot et al., 2011
Species Eunotia eruca Ehrenberg, 1844 accepted as Amphicampa eruca Ehrenberg, 1854
Species Eunotia eruca Hustedt in Schmidt et al., 1913
Species Eunotia eulensteinii Comber, 1901
Species Eunotia eurycephala (Grunow) Nörpel-Schempp & Lange-Bertalot, 1996 accepted as Eunotia flexuosa var. eurycephala Grunow, 1881
Species Eunotia eurycephaloides Norpel-Schempp & Lange-Bertalot in Lange-Bertalot & Metzeltin, 1996
Species Eunotia euryptera Ehrenberg, 1856
Species Eunotia excelsa (Krasske) Nörpel in Lange-Bertalot, Kulbs, Lauser, Norpel-Schempp & Willmann, 1996 accepted as Eunotia praerupta var. excelsa Krasske, 1938
Species Eunotia excepta S.L.VanLandingham
Species Eunotia exeta A. Berg, 1939
Species Eunotia exgracilis A.Berg ex A.Cleve, 1953
Species Eunotia exigua (Brébisson ex Kützing) Rabenhorst, 1864 accepted as Himantidium exiguum Brébisson ex Kützing, 1849
Species Eunotia exiguadenticulata A. Berg, 1939
Species Eunotia exiguagracilis A. Berg, 1939
Species Eunotia exsecta (Cleve-Euler) Nörpel-Schempp & Lange-Bertalot, 1996 accepted as Eunotia veneris var. exsecta Cleve-Euler, 1953
Species Eunotia faba (Ehrenberg) Grunow, 1881 accepted as Himantidium faba Ehrenberg, 1854
Species Eunotia fabaeformis A.Pavlov & Z.Levkov, 2013
Species Eunotia fabeola D-Metzeltin & Lange-Bertalot, 2007
Species Eunotia falcata (Brébisson ex Kützing) A.Berg, 1939 accepted as Synedra falcata Brébisson ex Kützing, 1849
Species Eunotia falcata Gregory, 1854
Species Eunotia falcifera D.Metzeltin & Lange-Bertalot, 1998
Species Eunotia fallacoides Lange-Bertalot & M.Cantonati in Cantonati & Lange-Bertalot, 2011
Species Eunotia fallax A.Cleve, 1895
Species Eunotia falx Gregory, 1854
Species Eunotia fastigata Hustedt in Schmidt et al., 1933
Species Eunotia femoriforme (Patrick) Hustedt, 1949 accepted as Desmogonium femoriforme R.M.Patrick, 1940
Species Eunotia fennica (Hustedt) Lange-Bertalot, 2004 accepted as Eunotia denticulata var. fennica Hustedt, 1932
Species Eunotia ferefalcata M.Kulikovskiy & H.Lange-Bertalot in Lange-Bertalot et al., 2011
Species Eunotia feremiserabilis Lange-Bertalot, Bąk & Kociolek in Bak et al., 2017
Species Eunotia fidelensis Zimmermann, 1915
Species Eunotia filiformis Luo et al., 2019
Species Eunotia filum Gerd Moser
Species Eunotia flexuosa (Brébisson ex Kützing) Kützing, 1849 accepted as Synedra flexuosa var. flexuosa Brébisson ex Kützing, 1846
Species Eunotia floegen A. Berg, 1939
Species Eunotia floridana D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia floweri D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia floweriana Van de Vijver & Jüttner, 2018
Species Eunotia fontellii A. Berg ex Cleve-Euler, 1953
Species Eunotia formica Ehrenberg, 1843
Species Eunotia formicina H.Lange-Bertalot in Lange-Bertalot et al., 2011
Species Eunotia fossilis Pantocsek, 1913
Species Eunotia fragilarioides Zimmermann, 1918
Species Eunotia frickei Hustedt in Schmidt et al., 1913
Species Eunotia frickie
Species Eunotia friedel-hintzae D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia friedel-hintziae D.Metzeltin & H.Lange-Bertalot, 2007
Species Eunotia frigida M.G.Potapova, P.B.Hamilton & L.I.Kopyrina, 2014
Species Eunotia frigida Van de Vijver, de Haan & Lange-Bertalot, 2014 accepted as Eunotia australofrigida B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia fugitiva A. Berg, 1939
Species Eunotia fuhrmannii D.Metzeltin & P.Tremarin, 2011
Species Eunotia fukushimae Gerd Moser
Species Eunotia fureyae H.Lange-Bertalot, 2011
Species Eunotia fuseyi Schoeman in Schoeman & Meaton, 1982
Species Eunotia fuseyi J.C.Taylor & Cocquyt, 2016 accepted as Eunotia pierrefuseyi J.C.Taylor & Cocquyt
Species Eunotia gandhii Sarode & Kamat, 1984
Species Eunotia gangetica Ehrenberg, 1854
Species Eunotia garciarodriguezii D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia garusica Cholnoky, 1952
Species Eunotia geniculata Hustedt in Schmidt et al., 1913
Species Eunotia genkalii Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia genufalcata Gerd Moser
Species Eunotia genuflexa Norpel-Schempp, 1996
Species Eunotia georgii D.Metzeltin & Lange-Bertalot, 1998
Species Eunotia germainii Carter, 1990
Species Eunotia gibba (Ehrenberg) Ehrenberg, 1843
Species Eunotia gibberula Ehrenberg, 1843
Species Eunotia gibbosa Grunow, 1881
Species Eunotia gibbuolosa (Venkataraman, 1939) Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia glacialis Meister, 1912
Species Eunotia glacialispinosa H.Lange-Bertalot & M.Cantonati, 2010
Species Eunotia glebula Hohn, 1966
Species Eunotia globosa Hustedt in Schmidt et al., 1913
Species Eunotia gomesii C.E.Wetzel & L.Ector, 2010
Species Eunotia goretskyi Chursevicz (Khursevich), 1978
Species Eunotia gracilis W.Smith, 1853
Species Eunotia gracilis (Ehrenberg) Rabenhorst, 1864 accepted as Himantidium gracile Ehrenberg, 1843
Species Eunotia gracillima (Krasske) M.Nörpel, 1996 accepted as Eunotia fallax var. gracillima Krasske, 1929
Species Eunotia gracillimoides D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia graeca (Ehrenberg) Ehrenberg
Species Eunotia granulata Ehrenberg, 1836
Species Eunotia granulosa Ehrenberg
Species Eunotia graphica Å.Berg, 1939
Species Eunotia gratella Å.Berg
Species Eunotia gregussii Szemes, 1931
Species Eunotia groenlandica (Grunow) Norpel-Schempp & Lange-Bertalot in Lange-Bertalot & Metzeltin, 1996 accepted as Eunotia paludosa var. groenlandica Grunow in Van Heurck, 1880-1887
Species Eunotia grovei Desikachary & Sreelatha, 1989
Species Eunotia grunowi Å.Berg
Species Eunotia grunowiana
Species Eunotia grunowii Å.Berg, 1939
Species Eunotia guianensis Ehrenberg, 1854
Species Eunotia gusevii Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia gustavoi L.F.Costa in Costa et al., 2017
Species Eunotia guyanensis (Ehrenberg) De Toni, 1892 accepted as Himantidium guianense Ehrenberg, 1843
Species Eunotia hainanensis Zhang & Qi, 1993
Species Eunotia hebridica A. Berg, 1939
Species Eunotia heinii D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia helix Manguin in Bourrelly & Manguin, 1949
Species Eunotia hellenica Ehrenberg, 1840
Species Eunotia helodesiana Kociolek & Burliga in Burliga et al., 2012
Species Eunotia hemicyclus (Ehrenberg) Ralfs, 1861 accepted as Synedra hemicyclus Ehrenberg, 1840
Species Eunotia hendecaodon Ehrenberg, 1854
Species Eunotia hepaticola H. Lange-Bertalot & U. Wydrzycka in Wydrzycka & Lange-Bertalot, 2001
Species Eunotia heptodon Ehrenberg, 1840
Species Eunotia herkiniensis Grunow in Van Heurck, 1881
Species Eunotia herzogii Krasske, 1948
Species Eunotia hexaglyphis Ehrenberg, 1854
Species Eunotia hillae D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia hinganica Skvortzov, 1976
Species Eunotia hinziae Simonsen, 1987
Species Eunotia hirudo D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia hispida (Skvortzov) Reid & Williams, 2001 accepted as Eunotia clevei var. hispida Skvortzov, 1937
Species Eunotia holoturia Skvortzow, 1936
Species Eunotia holstenborgi A. Berg, 1945
Species Eunotia horstii P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia hugenottarum Cholnoky, 1959
Species Eunotia humbertii Bourrelly & Leboime, 1946
Species Eunotia hungarica Pantocsek, 1903
Species Eunotia hyperborea A.Berg, 1939
Species Eunotia iatriaensis Foged, 1970
Species Eunotia ibitipocaensis L.C.G. Canani & L.C. Torgan, 2013
Species Eunotia icosodon Ehrenberg, 1840
Species Eunotia igorii S.Krstic, Z.Levkov & A.Pavlov in Krstic et al., 2013
Species Eunotia immanis Kulikovskiy & Lange-Bertalot, 2015
Species Eunotia implicata Nörpel, Lange-Bertalot & Alles, 1991
Species Eunotia impressa Ehrenberg, 1854
Variety Eunotia impressa var. angusta Grunow in Van Heurck, 1881
Variety Eunotia impressa var. angusta Van Heurck, 1881
Variety Eunotia impressa var. directa (Cleve-Euler) Cleve-Euler, 1953
Variety Eunotia impressa var. directa (Cleve-Euler) Cleve-Euler, 1934
Variety Eunotia impressa var. impressa Mayer, 1918
Variety Eunotia impressa var. minor Cleve, 1898
Variety Eunotia impressa var. undulata Bailey, 1924
Variety Eunotia impressa var. ventricosa Tempère & Peragallo, 1910
Forma Eunotia impressa f. angustissima Mayer, 1918
Species Eunotia inaequalis M.Peragallo, 1914
Species Eunotia incisa W.Smith ex W.Gregory, 1854
Species Eunotia incisatula Metzeltin & Lange-Bertalot, 1998
Species Eunotia incisiopsis D.Metzeltin & Lange-Bertalot, 2007 †
Species Eunotia inconspicua Van de Vijver & Jüttner, 2018
Species Eunotia incurva Carter, 1966
Species Eunotia incurvata Hustedt in Schmidt et al., 1913
Species Eunotia indica Grunow, 1865
Species Eunotia indica Frenguelli, 1933
Species Eunotia indigenarum Metzeltin & Lange-Bertalot, 1998
Species Eunotia indomalaica Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia indosinica Glushchenko & Kulikovskiy, 2017
Species Eunotia inepta Manguin, 1964
Species Eunotia inflata (Grunow) Norpel-Schempp & Lange-Bertalot, 1996 accepted as Eunotia praerupta f. inflata (Grunow) J.Frenguelli, 1924
Species Eunotia informis D.Metzeltin & Lange-Bertalot, 2007 †
Species Eunotia inscita Hustedt, 1952
Species Eunotia insociabilis Krasske, 1939
Species Eunotia inspectabilis Metzeltin & Lange-Bertalot, 1998
Species Eunotia insubrica Lange-Bertalot & M.Cantonati in Cantonati & Lange-Bertalot, 2011
Species Eunotia insularum Van de Vijver & Lange-Bertalot in Van de Vijver et al., 2022
Species Eunotia intermedia (Krasske) Nörpel & Lange-Bertalot, 1993
Species Eunotia intricans H. Lange-Bertalot & D. Metzeltin, 2009
Species Eunotia isabelensis Lange-Bertalot, Bąk & Kociolek in Bak et al., 2017
Species Eunotia islandica Østrup, 1918
Species Eunotia itacueretabaensis Tremarin, Bartozek, C.K.Peres & C.C.Z.Branco in Bartozek et al., 2020
Species Eunotia itapuana L.C. Torgan in L.C. Torgan & V. Becker, 1998
Species Eunotia itatiaia-bidens Lange-Bertalot & C.E.Wetzel in Costa et al., 2017
Species Eunotia jaburuensis Zimmermann, 1918
Species Eunotia januarii Ehrenberg, 1854
Species Eunotia japonica Pantocsek, 1892
Species Eunotia jarensis H.Lange-Bertalot, P.Cavacini, N.Tagliaventi & S.Alfinito, 2003
Species Eunotia jastrabensis Ehrenberg, 1854
Species Eunotia jemtlandica (Font.) A.Berg, 1939
Species Eunotia joaquinii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia jogensis Gandhi, 1966
Species Eunotia jordani Ehrenberg, 1849
Species Eunotia juga Vouilloud & Kociolek, 2023
Species Eunotia kamerunensis (Gutwinski in Gutwinski & Chmielewski) F.W. Mills, 1934 accepted as Cystopleura kamerunensis Gutwinski & Chmielewski, 1906
Species Eunotia kanakarum Gerd Moser
Species Eunotia karelica Mölder, 1951
Species Eunotia karenae D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia kareniae D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia karveerensis (Gandhi) Glushchenko & Kulikovskiy, 2017
Species Eunotia katalinae D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia kataliniae D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia kayaporum C.E. Wetzel, Lange-Bertalot, D.Bicudo & Ector in Wetzel et al., 2011
Species Eunotia kentuccensis Ehrenberg, 1856
Species Eunotia khursevichiae Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia kissii D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia klischiae D.Metzeltin & H.Lange-Bertalot, 2007
Species Eunotia kocheliensis O.Müller, 1898
Species Eunotia kociolekii P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia korzikovii Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia krammeri D.Metzeltin & Lange-Bertalot, 1998
Species Eunotia krammeri M. Kulikovskiy, H. Lange-Bertalot, S. Genkal & A. Witkowski, 2010
Species Eunotia krasskei Cleve-Euler, 1948
Species Eunotia kruegeri H. Lange-Bertalot in Werum & Lange-Bertalot, 2004
Species Eunotia kurtkrammeri M.Kulikovskiy, H.Lange-Bertalot, S.Genkal & A.Witkowski in Kulikovskiy & Lange-Bertalot, 2012
Species Eunotia kurzeana Grunow in Möller, 1881
Species Eunotia kurziana Grunow in Rabenhorst, 1873
Species Eunotia kurziana Grunow in Cleve & Möller, 1878
Species Eunotia kurzii Smith
Species Eunotia kuznetzovae Afanas'eva & Gleser, 1986
Species Eunotia lacusbaikalii Skvortzow, 1937
Species Eunotia lacustris Fusey, 1964
Species Eunotia laevis Ehrenberg, 1854
Species Eunotia lagosiana Grunow, 1884
Species Eunotia lanceolata A. Berg, 1939
Species Eunotia langebertalotii Metzeltin, 2012
Species Eunotia laoarcus Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia laosica Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia lapponica Grunow, 1895
Species Eunotia larva Frenguelli, 1933
Species Eunotia lata Hustedt in Schmidt et al., 1933
Species Eunotia latecapitata Jüttner & Van de Vijver, 2018
Species Eunotia latinasuta H.Lange-Bertalot in Lange-Bertalot et al., 2011
Species Eunotia latitaenia Kobayasi, Ando & Nagumo, 1981
Species Eunotia lavrovii Ceremissinova, 1955
Species Eunotia lawsonii Foged, 1966
Species Eunotia lecohui B.van de Vijver, 2008
Species Eunotia lenis Metzeltin & Lange-Bertalot, 1998
Species Eunotia leonardii J.C.Taylor & Cocquyt, 2016
Species Eunotia lepida Ehrenberg, 1854
Species Eunotia leptocampa Ehrenberg, 1872
Species Eunotia leptocrenata Kulikovskiy & Lange-Bertalot, 2015
Species Eunotia leptosoma Ehrenberg, 1854
Species Eunotia lermana (Ehrenberg) M. Peragallo, 1897-1903 accepted as Amphicampa lermana Ehrenberg, 1870
Species Eunotia levicrenulata D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia levistriata Hustedt in Schmidt et al., 1933
Species Eunotia lewisii P.A.Siver & P.B.Hamilton, 2009
Species Eunotia librile Ehrenberg, 1843
Species Eunotia limax Gerd Moser
Species Eunotia limaxella D.Metzeltin & Lange-Bertalot, 2007
Species Eunotia lindigii Ehrenberg, 1853
Species Eunotia lineata K.E. Lohman, 1957
Species Eunotia lineolata Hustedt, 1949
Species Eunotia loboi C.E.Wetzel & L.Ector, 2010
Species Eunotia longicamelus L.F.Costa, D.C.Bicudo & C.E.Wetzel in Costa et al., 2017
Species Eunotia longicollis Metzeltin & Lange-Bertalot, 1998
Species Eunotia longicornis Ehrenberg, 1849
Species Eunotia longiformis Fusey, 1964
Species Eunotia longissima Hustedt, 1952
Species Eunotia luna Ehrenberg, 1845 †
Species Eunotia lunaris (Ehrenberg) Grunow, 1882-1885 accepted as Synedra lunaris var. lunaris Ehrenberg, 1832
Species Eunotia lunaris Brébisson ex Rabenhorst, 1864
Species Eunotia lunula Ehrenberg, 1854
Species Eunotia macaronesica H.Lange-Bertalot & N.Tagliaventi, 2011
Species Eunotia machaon D.Metzeltin & H-Lange-Bertalot, 2007
Species Eunotia maconi L.F.Costa, Lange-Bertalot & C.E.Wetzel in Costa et al., 2017
Species Eunotia macroglossa P.C.Furey, R.L.Lowe & J.R.Johansen, 2009
Species Eunotia maculata E.G.Lupikina & L.M.Dolmatova, 1984 †
Species Eunotia maior (Smith) Rabenhorst accepted as Eunotia major (W.Smith) Rabenhorst, 1864
Species Eunotia major (W.Smith) Rabenhorst, 1864 accepted as Himantidium majus var. majus W. Smith, 1856
Species Eunotia majuscula Moiseeva, 1971
Species Eunotia manguinii Van de Vijver & Jüttner, 2018
Species Eunotia manguinites VanLandingham, 1969
Species Eunotia mansiensis Foged, 1966
Species Eunotia margaritaceum Ehrenberg, 1854
Species Eunotia margaritata Woodhead & Tweed, 1960
Species Eunotia margaritifera Rabenhorst, 1853
Species Eunotia marginistriata Carter & Denny, 1992
Species Eunotia marina Schrader, 1969
Species Eunotia mariovensis A.Pavlov & Z.Levkov, 2013
Species Eunotia maskellii (Inglis) Chapman, Thompson & Segar, 1957 accepted as Himantidium maskellii Inglis, 1881
Species Eunotia matrix Å.Berg, 1939
Species Eunotia maxima (Hustedt) Metzeltin & Lange-Bertalot, 1998 accepted as Eunotia didyma var. maxima Hustedt ex Simonsen, 1987
Species Eunotia mcbridei B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia media
Species Eunotia meisteri Hustedt, 1930
Species Eunotia meisterioides H.Lange-Bertalot, 2011
Species Eunotia melanogaster Gerd Moser
Species Eunotia meridiana Metzeltin & Lange-Bertalot, 1998
Species Eunotia meridioatlantica Van de Vijver, Wilfert, D.M. John & Lange-Bertalot, 2018
Species Eunotia mesiana Cholnoky, 1955
Species Eunotia mesogongyla Ehrenberg, 1854
Species Eunotia mesolepta Ehrenberg, 1854
Species Eunotia metamonodon H.Lange-Bertalot, 2011
Species Eunotia mexicana (Ehrenberg) M. Peragallo, 1897-1903 accepted as Amphicampa mexicana Ehrenberg, 1870
Species Eunotia michaelis Metzeltin et al. in Metzeltin & Witkowski, 1996
Species Eunotia microcephala Krasske, 1932
Species Eunotia microstigma Ehrenberg, 1856
Species Eunotia minima Gutwinski, 1890
Species Eunotia minima (Heiden & Kolbe) F.W. Mills, 1934 accepted as Euodia minima Heiden & Kolbe, 1928
Species Eunotia minor (Kützing) Grunow, 1881 accepted as Himantidium minus Kützing, 1844
Species Eunotia minor Fusey, 1964
Species Eunotia minuta Hilse, 1861
Species Eunotia minuta Abdul-Majeed, 1935
Species Eunotia minuta Cleve in Cleve & Moller, 1879
Species Eunotia minutissima A.Cleve, 1934
Species Eunotia minutula Grunow, 1862
Species Eunotia miocenica Jousé, 1952
Species Eunotia mira Å.Berg
Species Eunotia mirifica Ehrenberg, 1854 †
Species Eunotia mogolensis Cholnoky, 1954
Species Eunotia mongolica M.S.Kulikovskiy, H.Lange-Bertalot, A.Witkowski & N.I.Dorofeyuk, 2010
Species Eunotia monodon Ehrenberg, 1843
Species Eunotia monodon W. Smith, 1853
Species Eunotia monodontiforma H. Lange-Bertalot & M. Nörpel-Schempp in U. Rumrich, H. Lange-Bertaltot & M. Rumrich, 2000
Species Eunotia montana Gandhi, 1970 accepted as Eunotia sahayadrensis H.P. Gandhi, 1998
Species Eunotia montana Hustedt, 1949
Species Eunotia montuosa P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia morbida Carter, 1966
Species Eunotia mosis Ehrenberg, 1854
Species Eunotia mourotii B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia mucophila (Lange-Bertalot & Nörpel Schempp) Metzeltin, Lange-Bertalot & Garcia-Rodrigu accepted as Eunotia bilunaris var. mucophila Lange-Bertalot, M.Nörpel & E.Alles, 1991
Species Eunotia muelleri F.Hustedt
Species Eunotia mugecuo Luo et al., 2019
Species Eunotia multiplastidica Mayama, 1992
Species Eunotia muscicola Krasske, 1939
Species Eunotia mydohaimasiae P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia myrmica H.Lange-Bertalot, 2011
Species Eunotia naegelii Migula, 1907
Species Eunotia namlikiensis Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia nanolusitanica H.Lange-Bertalot, M.H.Novais & L.Ector, 2011
Species Eunotia nanopapilio H.Lange-Bertalot, 2011
Species Eunotia napoleonica Metzeltin & Lange-Bertalot, 1998
Species Eunotia neglecta D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia nehruii Gandhi, 1966
Species Eunotia neoborealis H. Lange-Bertalot in Werum & Lange-Bertalot, 2004
Species Eunotia neocaledonia VanLandingham, 1969
Species Eunotia neocompacta Mayama, 1998
Species Eunotia neofallax Nörpel-Schempp & Lange-Bertalot in Lange-Bertalot, Kulbs, Lauser, Nörpel-Schempp & Willmann, 1996
Species Eunotia neomundana Metzeltin & Lange-Bertalot, 1998
Species Eunotia neoscandinavica H.Lange-Bertalot & A.Witkowski, 2011
Species Eunotia nepalense Hirano, 1969
Species Eunotia nikolskiae Jousé, 1952
Species Eunotia ninae M.Potapova, 2014
Species Eunotia nipponica (Skvortzow) Skvortzow & Noda, 1971 accepted as Eunotia pectinalis var. nipponica Skvortzow, 1936
Species Eunotia nivalis M.H.Hohn & J.Hellerman, 1963
Species Eunotia nodosa Ehrenberg, 1854
Species Eunotia nodosa A. Berg, 1939
Species Eunotia nodulosa Meister, 1932
Species Eunotia noerpeliana Metzeltin & Lange-Bertalot, 1998
Species Eunotia nonaria Ehrenberg, 1843
Species Eunotia norvegica Å.Berg
Species Eunotia notabilis Pantocsek & Greguss in Greguss, 1913
Species Eunotia novaeangliae J.Veselá & J.R.Johansen, 2014
Species Eunotia novaecaledonica Gerd Moser
Species Eunotia novaisiae H.Lange-Bertalot & L.Ector, 2011
Species Eunotia nuristanica Hirano, 1964
Species Eunotia nymanniana Grunow, 1881
Species Eunotia obesa Cleve
Species Eunotia obliquestriata P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia obtusa Hustedt, 1952
Species Eunotia occulata Patrick & Freese, 1961
Species Eunotia ocellata Ehrenberg, 1840
Species Eunotia octodon Ehrenberg, 1840
Species Eunotia octonaria Ehrenberg, 1854
Species Eunotia odebrechtiana Metzeltin & Lange-Bertalot, 1998
Species Eunotia oestrupi Hustedt in Schmidt et al., 1933
Species Eunotia okawangoi Cholnoky, 1966
Species Eunotia oklahomaensis Bond, 1968
Species Eunotia oliffii Cholnoky, 1956
Species Eunotia oligotraphenta Wojtal
Species Eunotia omega A. Berg, 1939
Species Eunotia ophidocampa Cleve, 1882
Species Eunotia orientis M.Kulikovskiy, H.Lange-Bertalot, S.Genkal & A.Witkovski, 2010
Species Eunotia orthohedra P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia osoresanensis Negoro, 1944
Species Eunotia ossicula (Metzeltin & Lange-Bertalot) L.F.Costa in Costa et al., 2017
Species Eunotia otrantina Rabenhorst, 1853
Species Eunotia ovata Å.Berg
Species Eunotia pachycephala Kützing, 1849
Species Eunotia pachycephala A. Berg, 1945
Species Eunotia pacifica Skvortzov, 2012
Species Eunotia pacificomonodon Lange-Bertalot, Bąk & Kociolek in Bak et al., 2017
Species Eunotia palatina H. Lange-Bertalot & W. Krüger in Werum & Lange-Bertalot, 2004
Species Eunotia paludosa Grunow, 1862
Species Eunotia panchpokhariensis S.Krstic, Z.Levkov & A.Pavlov in Krstic et al., 2013
Species Eunotia panda J.Veselá & J.R.Johansen, 2014
Species Eunotia pantropica Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia papilio (Ehrenberg) Grunow, 1868 accepted as Himantidium papilo Ehrenberg, 1843
Species Eunotia papilio Hustedt in Schmidt et al., 1911
Species Eunotia papiliofalsa H.Lange-Bertalot, 2011
Species Eunotia papilioforma P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia papillo accepted as Eunotia papilio (Ehrenberg) Grunow, 1868
Species Eunotia parabidens C.E.Wetzel, L.F.Costa & Lange-Bertalot in Costa et al., 2017
Species Eunotia paradoxa Ehrenberg, 1854
Species Eunotia paradoxa A. Berg, 1939
Species Eunotia parallela Ehrenberg, 1843
Species Eunotia paralleladubia H.Lange-Bertalot & S.Mayama, 2011
Species Eunotia parallelogramma B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia parallelum Ehrenberg, 1854
Species Eunotia paramuscicola S.Krstic, Z.Levkov & A.Pavlov in Krstic et al., 2013
Species Eunotia parapectinalis H. Lange-Bertalot & Rumrich in U. Rumrich, H. Lange-Bertalot & M. Rumrich, 2000
Species Eunotia parapraerupta Lange-Bertalot & Metzeltin, 2009
Species Eunotia pararepens M.S.Kulikovskiy, H.Lange-Bertalot, A.Witkowski in KUlikovskiy et al., 2010
Species Eunotia parasiolii D.Metzeltin & Lange-Bertalot, 1998
Species Eunotia paratridentula Lange-Bertalot & Kulikovskiy in Kulikovskiy et al., 2010
Species Eunotia patrickae Hustedt, 1965
Species Eunotia patrickii Gandhi, 1966
Species Eunotia paucistriata Hustedt in Schmidt et al., 1933
Species Eunotia pauloimpressa D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia paulovalida D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia pectinalis (Kützing) Rabenhorst, 1864
Species Eunotia pectinata
Species Eunotia pectinoides Zimmermann, 1915
Species Eunotia pectinoides J.R.Carter, 1966
Species Eunotia pendens Héribaud, 1908
Species Eunotia pentaglyphis Ehrenberg, 1854
Species Eunotia pentodon Ehrenberg, 1837
Species Eunotia perlonga (Frenguelli) Cleve-Euler, 1948 accepted as Eunotia lunaris var. perlonga Frenguelli, 1933
Species Eunotia perminuta (Grunow) R.M.Patrick, 1958 accepted as Eunotia tridentula var. perminuta Grunow, 1881
Species Eunotia perpusilla Grunow, 1881
Species Eunotia peruviana E.E.Manguin
Species Eunotia peudofaba D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia pexii H. Lange-Bertalot in Werum & Lange-Bertalot, 2004
Species Eunotia phrygia Ehrenberg, 1854
Species Eunotia pierrefuseyi J.C.Taylor & Cocquyt
Species Eunotia pileata Frenguelli, 1933
Species Eunotia pileus (Ehrenberg) Reichardt
Species Eunotia pirarucu Metzeltin & Lange-Bertalot, 1998
Species Eunotia pirla J.R.Carter & Flower, 1988
Species Eunotia piscis (Ehrenberg)
Species Eunotia placentula
Species Eunotia planicrenulata Lange-Bertalot & D. Metzeltin, 2009
Species Eunotia platycephala D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia platyvalva A.L.Burliga & J.P.Kociolek, 2012
Species Eunotia plectrum Ehrenberg, 1854
Species Eunotia plicata Jao, 1964
Species Eunotia pocosinensis E.E. Gaiser & J. Johansen, 2000
Species Eunotia polydentula Brun
Species Eunotia polyglyphis Grunow, 1881
Species Eunotia polyglyphoides Sheshukova-Poretskaya in Tscheremissinova, 1971
Species Eunotia polygyphis
Species Eunotia polyodon Ehrenberg, 1845
Species Eunotia pomeranica Lange-Bertalot, Bak & Witkowski in Lange-Bertalot et al., 2011
Species Eunotia pomerooni Ehrenberg, 1854
Species Eunotia ponspendens Gerd Moser
Species Eunotia ponticulus D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia porcelloides Gandhi, 1970
Species Eunotia porcellus Cholnoky, 1955
Species Eunotia pottieziana Van de Vijver, 2023
Species Eunotia praebidens Å.Berg ex Cleve-Euler, 1953
Species Eunotia prae-chankensis Jousé, 1952
Species Eunotia praefaba Gleser, 1967
Species Eunotia praeminor Å.Berg ex Cleve-Euler, 1953
Species Eunotia praemonos Å.Berg ex Cleve-Euler, 1953
Species Eunotia praenana A. Berg in man. Cleve-Euler, 1953
Species Eunotia praerupta Ehrenberg, 1843
Species Eunotia praerupta auct. non Ehrenberg
Species Eunotia praeruptabidens
Species Eunotia praeruptaminor
Species Eunotia praerupta-minor A.Berg, 1939
Species Eunotia praeruptamonos
Species Eunotia praerupta-monos (Ehrenberg) Å.Berg, 1939 accepted as Eunotia inflata (Grunow) Norpel-Schempp & Lange-Bertalot, 1996
Species Eunotia praeruptanana
Species Eunotia praestans Gerd Moser
Species Eunotia prilezhaevii M.Potapova, 2014
Species Eunotia priodonta H.Reichelt
Species Eunotia prionotus Ehrenberg, 1840
Species Eunotia problematica M.Kulikovskiy, H.Lange-Bertalot, S.Genkal & A.Witkowski, 2010
Species Eunotia procera Ehrenberg, 1848
Species Eunotia producta Frenguelli, 1933
Species Eunotia prolongata F.Hustedt
Species Eunotia prowseii Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia pseudincisa Kulikovskiy & Lange-Bertalot, 2015
Species Eunotia pseudoconvexa Cholnoky, 1956
Species Eunotia pseudodiodon D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia pseudoelegans Cholnoky, 1954
Species Eunotia pseudofaba D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia pseudoflexuosa F.Hustedt
Species Eunotia pseudofragilaria P.A.Siver, P.B.Hamilton & E.A.Morales, 2006
Species Eunotia pseudoglacialis E.E.Manguin
Species Eunotia pseudogroenlandica Lange-Bertalot & Tagliaventi, 2011
Species Eunotia pseudoimplicata Lange-Bertalot, L.F.Costa & C.E.Wetzel in Costa et al., 2017
Species Eunotia pseudoindica Frenguelli, 1941
Species Eunotia pseudolunaris Venkataraman, 1939
Species Eunotia pseudolunaris Manguin, 1962
Species Eunotia pseudominor A.Pavlov & Z.Levkov, 2013
Species Eunotia pseudopaludosa B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia pseudopapilio Lange-Bertalot & M.Nörpel-Schempp, 1998
Species Eunotia pseudoparallela Cleve-Euler, 1934
Species Eunotia pseudoparalleloides (Grunow) Norpel-Schempp & Lange-Bertalot in Lange-Bertalot & Metzeltin, 1996
Species Eunotia pseudopectinalis Hustedt
Species Eunotia pseudoserra De Oliveira & Steinitz-Kannan, 1992
Species Eunotia pseudoserrata Kobayasi, Ando & Nagumo, 1981
Species Eunotia pseudosoresanensis T.Wanatabe, 2004
Species Eunotia pseudosudetica D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia pseudotetraodon Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia pseudotridentula H.Kobayasi, 1971
Species Eunotia pseudovalida Mayama, 1997
Species Eunotia pseudoveneris Hustedt, 1942
Species Eunotia pugilistica B.van de Vijver, 2008
Species Eunotia pumilio (Ehrenberg) M. Peragallo, 1897-1903 accepted as Amphicampa pumilio Ehrenberg, 1870
Species Eunotia punctistriata K.E. Camburn & D.F. Charles, 2000
Species Eunotia pyramidata Hustedt, 1913
Species Eunotia pyramidatoides Nörpel-Schempp in Lange-Bertalot, Kulbs, Lauser, Norpel-Schempp & Willmann, 1996
Species Eunotia pyrenaica Manguin in Allorge & Manguin, 1941
Species Eunotia quadra P.A.Siver & P.B.Hamilton, 2009
Species Eunotia quaternaria Ehrenberg, 1843
Species Eunotia quatuordenaria Ehrenberg, 1854
Species Eunotia quinaria Ehrenberg, 1843
Species Eunotia quindenaria Ehrenberg, 1854
Species Eunotia quinquicostata Rabenhorst, 1853
Species Eunotia rabenhorsti
Species Eunotia rabenhorstiana (Grunow) Hustedt, 1949 accepted as Desmogonium rabenhorstianum Grunow, 1865
Species Eunotia rabenhorstii Cleve & Grunow accepted as Eunotia praerupta var. excelsa Krasske, 1938
Species Eunotia ralitsae B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia raphidioides T.Wanatabe, 2004
Species Eunotia rauhii Manguin, 1964
Species Eunotia raytonensis Cholnoky, 1955
Species Eunotia recta Hustedt ex Simonsen, 1987
Species Eunotia recurvata (Hustedt in Schmidt et al.) Hustedt, 1938 accepted as Eunotia didyma var. recurvata Hustedt in Schmidt et al., 1933
Species Eunotia reedi Schrader, 1969
Species Eunotia reflexa F.Hustedt
Species Eunotia regiomontana (Schumann) De Toni, 1892 accepted as Himantidium regiomontanum Schumann, 1862
Species Eunotia reichardtii Metzeltin & Lange-Bertalot, 1998
Species Eunotia reicheltii
Species Eunotia reimeri D.M.Williams & G.Reid, 2004
Species Eunotia relicta F.Ferrari, C.E.Wetzel & L.Ector, 2014
Species Eunotia reniformis Huang in Huang & Cai, 1984
Species Eunotia repens Å.Berg, 1939
Species Eunotia retrorsa Fusey, 1951
Species Eunotia reversa Woodhead & Tweed, 1960
Species Eunotia revoluta Cleve-Euler, 1932
Species Eunotia rhomboidea Hustedt, 1950
Species Eunotia rhynchocephala Hustedt, 1936
Species Eunotia rhyncocephala
Species Eunotia rica Carter & Denny, 1987
Species Eunotia richbuttensis P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia rivularis Gandhi, 1970
Species Eunotia robust
Species Eunotia robusta Ralfs, 1861 accepted as Eunotia robusta f. robusta Ralfs in Pritchard, 1861
Species Eunotia roland-schmidtii D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia rostellata Hustedt, 1913
Species Eunotia rostrata Ehrenberg, 1854
Species Eunotia rostrata A. Berg, 1939
Species Eunotia rudis Cocquyt & M. de Haan, 2016
Species Eunotia rushforthii P.C.Furey, R.L.Lowe & J.R.Johansen, 2011
Species Eunotia ruth-patrickiae Gandhi, 1970
Species Eunotia ruzickae Bily & Marvan, 1962
Species Eunotia sacculus D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia sahayadrensis H.P. Gandhi, 1998
Species Eunotia salamencensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
Species Eunotia saltoensis L.G. de Castro Canani & L. Carvalho Torgan, 2013
Species Eunotia sanctiantonii Ehrenberg, 1854
Species Eunotia saravathense Gandhi, 1970
Species Eunotia sardiniensis H.Lange-Bertalot, P.Cavacini, N.Tagliaventi & S.Alfinito, 2003
Species Eunotia sarek Å.Berg, 1939
Species Eunotia sarekensis Cleve, 1953
Species Eunotia sarraceniae E.E. Gaiser & J. Johansen, 2000
Species Eunotia satelles (Nörpel-Schempp & Lange-Bertalot) Nörpel-Schempp & Lange-Bertalot, 1996 accepted as Eunotia rhynchocephala var. satelles Norpel & Lange-Bertalot, 1993
Species Eunotia savannae Ehrenberg, 1854
Species Eunotia saxonica (Kützing) G.L.Rabenhorst, 1853 accepted as Epithemia saxonica Kützing, 1844
Species Eunotia scaettae Zanon, 1938
Species Eunotia scalaris Ehrenberg, 1854
Species Eunotia scandinavica A.Cleve ex Font., 1917
Species Eunotia scandiorussica M.Kulikovskiy, H.Lange-Bertalot, S.Genkal & A.Witkowski, 2010
Species Eunotia scarda A. Berg, 1939
Species Eunotia scardaensis A. Berg ex Cleve-Euler, 1953
Species Eunotia scardica A.Pavlov & Z.Levkov, 2013
Species Eunotia schneideri Metzeltin & Lange-Bertalot, 1998
Species Eunotia schwabei Krasske, 1939
Species Eunotia schweickerdtii Cholnoky, 1954
Species Eunotia sella Ehrenberg, 1843
Species Eunotia semilunaris Ehrenberg, 1842
Species Eunotia seminulum Norpel-Schempp & Lange-Bertalot in Lange-Bertalot & Metzeltin, 1996
Species Eunotia senaria Ehrenberg, 1848
Species Eunotia sendaiensis Hustedt in Schmidt et al., 1933
Species Eunotia sennae M.G.M.de Souza & P.Compère, 1999
Species Eunotia septena Ehrenberg, 1843
Species Eunotia septenaria Ehrenberg, 1854
Species Eunotia septentrionalis Østrup, 1897
Species Eunotia septentrionalis auct. non Oestrup
Species Eunotia serpentina Ehrenberg, 1854
Species Eunotia serpentinula L.F.Costa & C.E.Wetzel in Costa et al., 2017
Species Eunotia serra Ehrenberg, 1837
Species Eunotia serra-australis Metzeltin & Lange-Bertalot, 1998
Species Eunotia serrata Hustedt in Schmidt et al., 1911
Species Eunotia serrula L.F.Costa & D.C.Bicudo in Costa et al., 2017
Species Eunotia serrulata Ehrenberg, 1840
Species Eunotia shantungensis Skvortzov, 2012
Species Eunotia siberica Cleve, 1880
Species Eunotia sibirica Ehrenberg, 1854
Species Eunotia sicula Cleve-Euler, 1934
Species Eunotia silesioscandica H.Lange-Bertalot & E.Sienkiewicz, 2011 †
Species Eunotia silvae Metzeltin & Lange-Bertalot, 1998
Species Eunotia silvahercynia Nörpel, Van Sull & Lange-Bertalot, 1991
Species Eunotia silviasalae Guerrero & Vouilloud
Species Eunotia sima Ehrenberg, 1845
Species Eunotia similis Hustedt in Schmidt et al., 1933
Species Eunotia sinuata (Pero) Pero, 1894 accepted as Eunotia arcus var. sinuata Pero, 1893
Species Eunotia sinuosa Hustedt, 1952
Species Eunotia siolii Hustedt, 1952
Species Eunotia sioliopsis Gerd Moser
Species Eunotia siveri D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia skvortzowii Jousé, 1952
Species Eunotia smithiae S.P. Main, 2004
Species Eunotia smithii Gutwinsky, 1895
Species Eunotia smithii Woodhead & Tweed, 1960
Species Eunotia soleirolii (Kützing) Rabenhorst, 1864 accepted as Himantidium soleirolii Kützing, 1844
Species Eunotia soleirolii (W. Smith)
Species Eunotia soleri D.Metzeltin & Lange-Bertalot, 1998
Species Eunotia sorex (Kützing) G.L.Rabenhorst, 1853 accepted as Epithemia sorex Kützing, 1844
Species Eunotia sorriensis N.Foged, 1966
Species Eunotia souzae D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia sparsimpunctata Jousé, 1952
Species Eunotia sparsiornata Gerd Moser
Species Eunotia sparsistriata Mayama, 1993
Species Eunotia spatulata J.Veselá & J.R.Johansen, 2014
Species Eunotia sphaerophora Ehrenberg, 1856
Species Eunotia sphaerula Ehrenberg, 1854
Species Eunotia sphagnicola Van de Vijver, A.Mertens & Lange-Bertalot in Van de Vijver et al., 2022
Species Eunotia sphagnophila Krasske, 1948
Species Eunotia spiculaeformis Kociolek & Reviers, 1996
Species Eunotia spiculoides Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia spinuligera E.G.Lupikina, 1965 †
Species Eunotia stehlei Manguin in Bourrelly & Manguin, 1952
Species Eunotia steineckei Petersen, 1930
Species Eunotia stevensonii Boyer, 1920
Species Eunotia stojanovskii A.Pavlov & Z.Levkov, 2013
Species Eunotia streltsovii Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia striata (Wigand) Rabenhorst, 1864 accepted as Himantidium striatum Wigand, 1860
Species Eunotia striata (Grove & Sturt) Grunow, 1887 accepted as Euodia striata Grove & Sturt, 1887
Species Eunotia stricta Hustedt, 1965
Species Eunotia stricta (Rabenhorst)
Species Eunotia subaequalis Hustedt in Schmidt et al., 1933
Species Eunotia subantarctica B.Van de Vijver, M.de Haan & H.Lange-Bertalot, 2014
Species Eunotia subarcuata (C.W.Nägeli) Pantocsek, 1902 accepted as Synedra subarcuata Naegeli ex Kützing, 1849
Species Eunotia subarcuatoides Alles, Nörpel & Lange-Bertalot, 1991
Species Eunotia subcapitata M.Kulikovskiy, H.Lange-Bertalot, S.Genkal & A.Witkowski, 2010
Species Eunotia subelegans Skvortzov, 2012
Species Eunotia subgibba Gandhi, 1966
Species Eunotia subherkiniensis Lange-Bertalot, 2011
Species Eunotia sublitoralis Skabichevskii, 1976
Species Eunotia sublunaris Gandhi, 1970
Species Eunotia submonodon Hustedt in Schmidt et al., 1913
Species Eunotia subpolyglyphis Krasske, 1948
Species Eunotia subrabenhorstii Fusey, 1964
Species Eunotia subrobusta Hustedt, 1913
Species Eunotia subtaeniata Hustedt, 1952
Species Eunotia subtilis Ehrenberg, 1854
Species Eunotia subtilissima Å.Berg, 1939
Species Eunotia subulata Ehrenberg, 1849
Species Eunotia subveneris (Skvortzov)
Species Eunotia sudetica Otto Müller, 1898
Species Eunotia sudeticiformis Kociolek, You, Stepanek, Lowe & Wang, 2016
Species Eunotia suecica A.Cleve, 1895
Species Eunotia sulcata Hustedt in Schmidt et al., 1933
Species Eunotia sulcatoides D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia sumatrana (Hustedt) A. Berg, 1939 accepted as Eunotia formica var. sumatrana Hustedt, 1935
Species Eunotia superbidens H.Lange-Bertalot, 2011
Species Eunotia synedra Ehrenberg, 1854
Species Eunotia synedraeformis Hustedt, 1952
Species Eunotia taeniata Hustedt, 1952
Species Eunotia tambaquina Metzeltin & Lange-Bertalot, 1998
Species Eunotia tanensis Cleve-Euler, 1934
Species Eunotia tanosoensis N.Foged, 1966
Species Eunotia tapacumae Ehrenberg, 1854
Species Eunotia tapacuminor Metzeltin & Lange-Bertalot, 1998
Species Eunotia tapacumopsis Metzeltin & Lange-Bertalot, 1998
Species Eunotia tapuya L.F.Costa, D.C.Bicudo & Ector in Costa et al., 2017
Species Eunotia tarkwaensis N.Foged, 1966
Species Eunotia tassii A. Berg, 1939
Species Eunotia tauntoniensis F.Hustedt
Species Eunotia tautoniensis Hustedt, 1913
Species Eunotia tecta G.Krasske, 1939
Species Eunotia telmaiana Burliga & Kociolek
Species Eunotia tenella (Grunow) Hustedt, 1913
Species Eunotia tenelloides Kobayasi, Ando & Nagumo, 1981
Species Eunotia tenuis Hustedt in Schmidt et al., 1913
Species Eunotia tenuis Grunow in Cleve & Möller, 1878
Species Eunotia tenuivalva Simonsen, 1987
Species Eunotia ternaria Ehrenberg
Species Eunotia terra Ralfs in Pritchard, 1861
Species Eunotia testudinata A. Berg, 1939
Species Eunotia testudo D. Metzeltin, H. Lange-Bertalot & S. Nergui, 2009
Species Eunotia testula Carter & Denny, 1987
Species Eunotia tetraglyphis Ehrenberg, 1854
Species Eunotia tetraodon Ehrenberg, 1838
Species Eunotia tetraundulata Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia textricula Ehrenberg, 1854
Species Eunotia theronii Cholnoky, 1954
Species Eunotia thienemannii Hustedt, 1938
Species Eunotia thinophila Skuja, 1939
Species Eunotia thumii Hustedt in Schmidt et al., 1913
Species Eunotia tibia A.Cleve, 1953
Species Eunotia tinea A. Berg, 1939
Species Eunotia torganiae Metzeltin & Lange-Bertalot, 1998
Species Eunotia torula M.H.Hohn, 1961
Species Eunotia transfuga D.Metzeltin & Lange-Bertalot, 1998
Species Eunotia transversaria Cleve-Euler, 1953
Species Eunotia transylvanica Pantocsek, 1892
Species Eunotia traversa A. Berg, 1939
Species Eunotia traversaria A. Berg ex Cleve-Euler, 1953
Species Eunotia tredenaria Ehrenberg, 1854
Species Eunotia triangulata Schumann, 1867
Species Eunotia triconfusa S.L.VanLandingham accepted as Eunotia attenuata Patrick, 1940
Species Eunotia tridentata Ehrenberg, 1854
Species Eunotia tridentata Cleve-Euler, 1948
Species Eunotia tridentula Ehrenberg, 1843
Species Eunotia tridon sensu W. Smith, 1853
Species Eunotia trigibba Hustedt in Schmidt et al., 1913
Species Eunotia triglyphis Ehrenberg, 1854
Species Eunotia trigona A.Fuhrmann, D.Metzeltin & P.I.Tremarin, 2013
Species Eunotia trigranulata Schumann, 1867
Species Eunotia trinacria Krasske, 1929
Species Eunotia triodon Ehrenberg, 1837
Species Eunotia trivialiforma H.Lange-Bertalot, P.Cavacini, N.Tagliaventi & S.Alfinito, 2003
Species Eunotia tropica Hustedt, 1927
Species Eunotia tropico-arcus D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia truncata Hustedt in Schmidt et al., 1913
Species Eunotia tschirchiana Otto Müller, 1890
Species Eunotia tukanorum Wetzel & D.Bicudo, 2010
Species Eunotia tumida H.P.Gandhi, 1959
Species Eunotia tupinamba L.F.Costa & D.C.Bicudo in Costa et al., 2017
Species Eunotia turgida (Ehrenberg) Ehrenberg, 1837
Species Eunotia uliginosa M.S.Kulikovskiy, H.Lange-Bertalot, A.Witkowski & N.I.Dorofeyuk, 2010
Species Eunotia umbilicata Ehrenberg
Species Eunotia umiatensis Foged, 1968
Species Eunotia uncinata Ehrenberg, 1843
Species Eunotia undata Patrick, 1940
Species Eunotia undenaria Ehrenberg, 1854
Species Eunotia undosa Ehrenberg, 1870
Species Eunotia undulata Grunow in Moller, 1868
Species Eunotia ungulata Manguin in Bourrelly & Manguin, 1952
Species Eunotia uralensis Ehrenberg, 1854
Species Eunotia ursamaioris Lange-Bertalot & Nörpel-Schempp, 1999
Species Eunotia ursulae L.F.Costa, C.E.Wetzel & Lange-Bertalot in Costa et al., 2017
Species Eunotia usteri D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia valdespectabilis D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia valida Hustedt, 1930
Species Eunotia valida Grunow in Cleve & Möller, 1882
Species Eunotia vandermerwei Cholnoky, 1957
Species Eunotia vanheurckii R.M.Patrick, 1958
Species Eunotia variabilis Fusey, 1953
Species Eunotia varians Fusey, 1964
Species Eunotia varioundulata Nörpel & Lange-Bertalot in Lange-Bertalot, Kulbs, Lauser, Norpel-Schempp & Willmann, 1996
Species Eunotia vasta Hustedt, 1952
Species Eunotia velata Graudina, 1928
Species Eunotia veneris (Kützing) De Toni, 1892 accepted as Himantidium veneris Kützing, 1844
Species Eunotia veneris (Kützing) A.Berg, 1939 accepted as Himantidium veneris Kützing, 1844
Species Eunotia veneroides D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia ventralia Meister, 1912
Species Eunotia ventralis Ehrenberg, 1843
Species Eunotia ventricosa (Kützing) G.L.Rabenhorst, 1853 accepted as Epithemia ventricosa Kützing, 1844
Species Eunotia ventricosa (Ehrenberg)
Species Eunotia ventricosa Patrick, 1940
Species Eunotia ventricularis
Species Eunotia ventriculus Schumann, 1862
Species Eunotia ventriosa R.M.Patrick, 1940
Species Eunotia vergatus (Kützing) Rabenhorst, 1847
Species Eunotia veroformosa D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia vetteri A. Berg, 1939
Species Eunotia vidarbhensis Sarode & Kamat, 1980
Species Eunotia vietnamica Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia viola D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia vitiosa Gerd Moser
Species Eunotia vivani A. Berg, 1939
Species Eunotia vixexigua D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia voluta A. Berg ex Cleve-Euler, 1953
Species Eunotia volvo A. Berg, 1939
Species Eunotia vozmedianoi I.Ãlvarez-Blanco, C.Cejudo-Figueiras & S.Blanco, 2013
Species Eunotia vumbae Cholnoky, 1954
Species Eunotia vyvermanii Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2018
Species Eunotia waimiriorum C.E.Wetzel, 2010
Species Eunotia wardii (Patrick) Metzeltin & Lange-Bertalot, 2007 accepted as Eunotia obesa var. wardii R.M.Patrick, 1958
Species Eunotia weisingii Lange-Bertalot, 1993
Species Eunotia westermanii Ehrenberg, 1838
Species Eunotia westermanni (Ehrenberg) Ehrenberg, 1838 accepted as Epithemia turgida var. westermannii (Ehrenberg) Grunow, 1862
Species Eunotia wettsteinii Pantocsek, 1903
Species Eunotia wiltschkorum H.Lange-Bertalot, 2011
Species Eunotia winsboroughae D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia xystriformis Manguin in Bourrelly & Manguin, 1952
Species Eunotia yanomami Metzeltin & Lange-Bertalot, 1998
Species Eunotia yberai Frenguelli, 1933
Species Eunotia yoshitakeae Gerd Moser
Species Eunotia zackenbergensis Goeyers, Van de Vijver & Lange-Bertalot in Van de Vijver et al., 2022
Species Eunotia zanonii N.Woodhead & R.D.Tweed, 1958
Species Eunotia zasuminensis (Cabejszekowna) Körner, 1970
Species Eunotia zebra (Ehrenberg) Ehrenberg, 1838
Species Eunotia zebrina Ehrenberg, 1843
Species Eunotia zechii S.Krstic, Z.Levkov & A.Pavlov in Krstic et al., 2013
Species Eunotia zizkae D. Metzeltin & H. Lange-Bertalot, 2007
Species Eunotia zygodon Ehrenberg, 1843
Species Eunotia zygodon Cleve-Euler, 1939
Genus Eunotioforma J.P.Kociolek & A.L.Burliga, 2013 (8)
Genus Euodia J.W. Bailey ex J. Ralfs in A. Pritchard, 1861
Genus Perinotia D. Metzeltin & H. Lange-Bertalot, 2007 (3)
Genus Semiorbis R. Patrick in R. Patrick & C.W. Reimer, 1966
Genus Temachium C.F.W. Wallroth, 1833 accepted as Eunotia C.G. Ehrenberg, 1837
Genus Torgania L.G.C.Canani & D.N. Talgatti in Canani et al., 2020 (2)
Family Peroniaceae (6)
Subclass Coscinodiscophycidae (877)
Subclass Fragilariophycidae (483)
Order Centrales