DiatomBase
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- Bacillariophyceae (5 957)
- Subclass Bacillariophyceae incertae sedis (189)
- Subclass Bacillariophycidae (4 408)
- Superorder Bacillariophycanae (4 083)
- Order Achnanthales (438)
- Order Bacillariales (357)
- Order Cymbellales (792)
- Family Anomoeoneidaceae D.G. Mann, 1990 (16)
- Family Cymbellaceae Greville, 1833 (423)
- Genus Alveocymba Kapustin, Kulikovskiy & Kociolek in Kapustin et al., 2020 (1)
- Genus Brebissonia A. Grunow, 1860
- Genus Celebesia D. Kapustin, Kulikovskiy & Kociolek, 2017 (1)
- Genus Cymbella C.A. Agardh, 1830 (78)
- Species Cymbella abbottii Cholnoky & Claus, 1961 accepted as Encyonopsis abbottii (Cholnoky & Claus) Krammer, 1997
- Species Cymbella abnormis Grunow, 1880
- Species Cymbella abyssinica Grunow, 1886
- Species Cymbella aculeata Lauby, 1910
- Species Cymbella acuminata Beling et al., 1936
- Species Cymbella acuta (Lyngbye) C.Agardh, 1830
- Species Cymbella acuta Lauby, 1910
- Species Cymbella acutiuscula Cleve, 1894
- Species Cymbella adnata (Kützing) Brébisson & Godey
- Species Cymbella adnata Montagne, 1840
- Species Cymbella advena VanLandingham, 1969
- Species Cymbella aequalis W.Smith, 1855 accepted as Encyonopsis aequalis (W.Smith) Krammer, 1997
- Species Cymbella aequaloides Archibald, 1966
- Species Cymbella affiniformis Krammer, 2002
- Species Cymbella affinis Kützing, 1844
- Species Cymbella affinis [sensu] Pantocsek, 1892
- Species Cymbella alaskana Patrick & Freese, 1961
- Species Cymbella algida Cleve-Euler, 1955
- Species Cymbella alpestris Krammer, 2002
- Species Cymbella alpha Heinzerling, 1908
- Species Cymbella alpina Grunow, 1863 accepted as Encyonema alpinum (Grunow) D.G.Mann, 1990
- Species Cymbella alpinoides Hustedt, 1937
- Species Cymbella amatolensis Giffen, 1966 accepted as Encyonopsis amatolensis (Giffen) Krammer, 1997
- Species Cymbella ambigua Mayer, 1933
- Species Cymbella amelieana Van de Vijver & Lange-Bert.
- Species Cymbella americana A.W.F.Schmidt, 1875
- Species Cymbella amoyensis Voigt, 1943
- Species Cymbella amphicephala Näegeli, 1849
- Species Cymbella amphioxys Cleve, 1894
- Species Cymbella amphisbaena Chernov, 1939
- Species Cymbella amphoroides Grunow according to De Toni, 1891
- Species Cymbella amplificata Krammer, 2002
- Species Cymbella ampullacea Hustedt, 1942
- Species Cymbella anaktuvukensis Foged, 1968 accepted as Encyonopsis anaktuvukensis (Foged) Krammer, 1997
- Species Cymbella anassae Cholnoky, 1957 accepted as Encyonopsis anassae (Cholnoky) Krammer, 1997
- Species Cymbella ancyli Cleve, 1902 †
- Species Cymbella andranokelyna Manguin
- Species Cymbella anglica Lagerstedt, 1873 †
- Species Cymbella anglica Van Heurck, 1880
- Species Cymbella angularis K.E. Lohman, 1957
- Species Cymbella angusta
- Species Cymbella angustata (W.Smith) Cleve, 1894 accepted as Navicula angustata var. angustata W. Smith, 1853
- Species Cymbella angustissima Hustedt, 1955 accepted as Encyonopsis angustissima (Hustedt) Krammer, 1997
- Species Cymbella ankobraensis Foged, 1966
- Species Cymbella antarctica Cleve, 1900
- Species Cymbella antogaryana Selva, 1981
- Species Cymbella appendiculata (C.Agardh) C.Agardh, 1830 accepted as Frustulia appendiculata C.Agardh, 1827
- Species Cymbella appendiculata Godey & Brebisson
- Species Cymbella appendiculata Brebisson & Godey
- Species Cymbella arakawana Kobayasi, 1965
- Species Cymbella araucaniae (Ehrenberg) Chase in Habirshaw et al., 1888
- Species Cymbella arctica (Lagerstedt) Schmidt, 1875 accepted as Cymbella variabilis var. arctica Lagerstedt, 1873
- Species Cymbella arctissima Metzeltin, 2002
- Species Cymbella arcuata Cleve-Euler, 1948
- Species Cymbella arcus (Ehrenberg) Hassall, 1845 accepted as Navicula arcus Ehrenberg, 1836
- Species Cymbella arcus Cleve-Euler, 1955
- Species Cymbella arcus Gregory, 1856
- Species Cymbella arverna M. Peragallo, 1920
- Species Cymbella asiatica D. Metzeltin, H. Lange-Bertalot & Y. Li in D. Metzeltin, H. Lange-Bertalot & S. Nergui, 2009
- Species Cymbella aspera (Ehrenberg) Cleve, 1894
- Species Cymbella aspera (Ehrenberg) H.Peragallo, 1889 accepted as Cymbella aspera (Ehrenberg) Cleve, 1894
- Species Cymbella assabensis Castracane, 1889
- Species Cymbella aubertii Manguin in Bourrelly & Manguin, 1954
- Species Cymbella aueri Krasske, 1949 accepted as Encyonema aueri (Krasske) Krammer, 1997
- Species Cymbella australica (A.Schmidt) Cleve, 1894 accepted as Cocconema australicum A.Schmidt, 1875
- Species Cymbella austriaca Grunow, 1875
- Variety Cymbella austriaca var. alaskaensis Foged, 1981
- Variety Cymbella austriaca var. densestriata Østrup in Hartz & Østrup, 1899
- Variety Cymbella austriaca var. excisa Grunow, 1882
- Variety Cymbella austriaca var. fossilis Pantocsek, 1892
- Variety Cymbella austriaca var. latestriata Pantocsek, 1892
- Variety Cymbella austriaca var. prisca Grunow, 1882 †
- Variety Cymbella austriaca var. recta Héribaud, 1908
- Variety Cymbella austriaca var. reducta Cleve-Euler, 1932
- Variety Cymbella austriaca var. regularis Østrup, 1910
- Variety Cymbella austriaca var. robusta Fontell, 1917
- Variety Cymbella austriaca var. semirecta Manguin, 1960
- Variety Cymbella austriaca var. subrhomboidea (Østrup) Cleve-Euler, 1932 accepted as Cymbella cymbiformis var. subrhomboidea Østrup, 1910
- Variety Cymbella austriaca var. tumida Pantocsek, 1903
- Variety Cymbella austriaca var. ventricosa Cleve-Euler, 1932
- Forma Cymbella austriaca f. minor Allorge & Manguin, 1941
- Species Cymbella austriaca Meister, 1912
- Species Cymbella avenacea Brébisson & Godey, 1835
- Species Cymbella avenica 'Brébisson' Mills, 1934
- Species Cymbella baicalaspera Glushchenko, Kulikovskiy & Kociolek in Glushchenko et al., 2022
- Species Cymbella baicalensis Skvortzow & Meyer, 1928
- Species Cymbella baicaloaustralica Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella baicalocompacta Kulikovskiy, Lange-Bert. & Metzeltin in Kulikovskiy et al., 2012
- Species Cymbella baicaloleptoceros Rodionova & Pomazkina, 2014
- Species Cymbella balatonis Grunow, 1875
- Species Cymbella batthyanyiana Pantocsek, 1913
- Species Cymbella beccarii Grunow, 1886
- Species Cymbella behrei Foged, 1974 accepted as Encyonopsis behrei (Foged) Krammer & Metzeltin in Krammer, 1997
- Species Cymbella bengalensis Grunow, 1875
- Species Cymbella bengaliformis Krammer, 2002
- Species Cymbella bergii Kisselev, 1932
- Species Cymbella bernensis Meister, 1912
- Species Cymbella beverleiana Schmidt, 1881
- Species Cymbella bharatensis Sarode & Kamat, 1984
- Species Cymbella bicapitata Hustedt, 1942
- Species Cymbella biceps (Ehrenberg) F.W. Mills, 1933 accepted as Cocconema biceps Ehrenberg, 1845
- Species Cymbella bipartita A.Mayer, 1916
- Species Cymbella bistritzae Oltean & Zanoschi, 1963
- Species Cymbella blancheana Maillard ex Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella blinnii L.L.Bahls, 2014
- Species Cymbella boeckii (Grunow) F.W.Mills, 1934 accepted as Cocconema boeckii Grunow, 1875
- Species Cymbella borapetensis Foged, 1972 accepted as Encyonopsis borapetensis (Foged) Krammer, 1997
- Species Cymbella borealis Cleve, 1891
- Species Cymbella borealis sensu Poretzky, Jouse & Scheschukova, 1934
- Species Cymbella borgei Otto Müller, 1909
- Species Cymbella botellus (Lagerstedt) Cleve, 1894 accepted as Cymbella variabilis var. botellus Lagerstedt, 1873
- Species Cymbella bouleana Héribaud & Brun in Héribaud, 1893
- Species Cymbella bourrellyi Maillard, 1978
- Species Cymbella brasiliana Cleve, 1881 accepted as Cosmioneis brasiliana (Cleve) C.E. Wetzel & Ector, 2017
- Species Cymbella braunii Hustedt, 1955 accepted as Encyonopsis braunii (Hustedt) Krammer, 1997
- Species Cymbella brebissoniana Gutwinski, 1909
- Species Cymbella brehmi
- Species Cymbella brehmii Hustedt, 1912
- Species Cymbella brevicostata Fusey, 1950
- Species Cymbella brevieri Héribaud, 1903
- Species Cymbella breweriana Foged, 1981
- Species Cymbella broenlundensis Foged, 1955
- Species Cymbella bruyanti Héribaud, 1903
- Species Cymbella budayana Pantocsek, 1892 †
- Species Cymbella budayiana accepted as Cymbella budayana Pantocsek, 1892 †
- Species Cymbella buechleri Krammer, 2002 †
- Species Cymbella buryatica Metzeltin, Kulikovskiy & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella caespitosa (Kützing) Brun, 1880 accepted as Encyonema caespitosum Kützing, 1849
- Species Cymbella caespitosa (Kützing) Schutt, 1896 accepted as Encyonema caespitosum Kützing, 1849
- Species Cymbella caespitosum (Kützing) Brun, 1880 accepted as Encyonema caespitosum Kützing, 1849
- Species Cymbella calida Woodhead & Tweed, 1958
- Species Cymbella cambrica Woodhead & Tweed, 1948
- Species Cymbella cantalense Héribaud, 1908
- Species Cymbella cantonatii Lange-Bertalot, 2002
- Species Cymbella cantonensis Voigt, 1943
- Species Cymbella capitata Zimmermann, 1918
- Species Cymbella capitata Pantocsek, 1892
- Species Cymbella capitata Brun, 1895
- Species Cymbella capitata Héribaud, 1903
- Species Cymbella capitellata Fusey, 1948
- Species Cymbella capricornis Skvortzow, 1937
- Species Cymbella carassius Skvortzow, 1946
- Species Cymbella carenageana Maillard, 1978
- Species Cymbella cassidula Hohn & Hellerman, 1966
- Species Cymbella cayeuxi Lauby, 1910
- Species Cymbella centrafricana Fusey, 1964
- Species Cymbella cesati accepted as Encyonopsis cesatii (Rabenhorst) Krammer, 1997
- Species Cymbella cesatii (Rabenhorst) Grunow, 1881 accepted as Encyonopsis cesatii (Rabenhorst) Krammer, 1997
- Species Cymbella chandolensis H.P.Gandhi, 1964
- Species Cymbella charetoni Héribaud, 1902
- Species Cymbella charrua D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez, 2005
- Species Cymbella chasei Cholnoky, 1954
- Species Cymbella chow-yi-liangii Skvortzov, 2012
- Species Cymbella chyzeri Pantocsek, 1889
- Species Cymbella cimbebasiae Cholnoky, 1966
- Species Cymbella cistula (Ehrenberg) O.Kirchner, 1878 accepted as Bacillaria cistula Ehrenberg, 1828
- Species Cymbella cistula Schmidt in Schmidt et al., 1875
- Species Cymbella cistuliformis Krammer, 2002 †
- Species Cymbella cistuloides Skvortzow ex Skvortzow, 1971
- Species Cymbella citrus Carter & Bailey-Watts, 1981
- Species Cymbella claasseniae Cholnoky, 1958
- Species Cymbella clausii VanLandingham, 1966
- Species Cymbella clementis Pantocsek, 1892
- Species Cymbella clericii Frenguelli, 1923
- Species Cymbella cleve-eulerae Krammer, 2002
- Species Cymbella coamoensis Hagelstein, 1939
- Species Cymbella coffeaeformis (C.Agardh) C. Agardh, 1830
- Species Cymbella coffeaeformis auct. non Agardh
- Species Cymbella cognata Y.V.Rodionova, G.V.Pomazkina & O.Y. Makarevich, 2013
- Species Cymbella cognata Pomazkina & Rodionova, 2014
- Species Cymbella compacta Østrup, 1910
- Species Cymbella compactiformis B. Liu & D.M. Williams
- Species Cymbella comperei B.van de Vijver & C.Cocquyt, 2009
- Species Cymbella concava Gaud, 1974
- Species Cymbella conifera Brun & Héribaud in Héribaud, 1893
- Species Cymbella convexa (Hustedt) Krammer, 2002 accepted as Cymbella cistula var. convexa Hustedt, 1955
- Species Cymbella convexa Hajós, 1973
- Species Cymbella copulata (Kützing) Brébisson & Godey
- Species Cymbella cornuta (Ehrenberg) R.Ross, 1950 † accepted as Cymbella lanceolata var. cornuta (Ehrenberg) Grunow, 1882 †
- Species Cymbella cornutum (Ehrenberg) Ross, 1950 accepted as Cocconema cornutum Ehrenberg, 1843 †
- Species Cymbella cosleyi L.Bahls, 2013
- Species Cymbella costata Rabenhorst, 1853
- Species Cymbella costei Maillard, 1978 accepted as Delicata costei (Maillard) Krammer & Lange-Bertalot, 2003
- Species Cymbella coudertii Héribaud in Héribaud et al., 1920
- Species Cymbella couleensis Sovereign, 1963
- Species Cymbella crassa (Grunow) Krammer, 2002 †
- Species Cymbella crassistigmata Krammer, 2002
- Species Cymbella creguti Héribaud, 1903
- Species Cymbella criophila Castracane, 1886
- Species Cymbella cristata (Frenguelli) VanLandingham, 1969 accepted as Encyonema cristatum Frenguelli, 1933
- Species Cymbella cryptocephala Hustedt, 1942 accepted as Encyonopsis cryptocephala (Hustedt) Krammer, 1997
- Species Cymbella cucumis A.Schmidt, 1875
- Species Cymbella cuneata M. Peragallo in Tempère & Peragallo, 1908
- Species Cymbella cursiformis Hufford & G.Collins, 1972
- Species Cymbella curta Schmidt, 1875
- Species Cymbella curvata Rabenhorst, 1853
- Species Cymbella cuspidata Kützing, 1844 †
- Species Cymbella cuspidata W.Smith, 1853
- Species Cymbella cymbiformis C.Agardh, 1830
- Species Cymbella cymbiformis [sensu] Pantocsek, 1892
- Species Cymbella cymbiformis (Ehrenberg) Grunow in Van Heurck, 1880 accepted as Cocconema cymbiforme (Kützing) Ehrenberg, 1838
- Species Cymbella dadwinensis Foged, 1966
- Species Cymbella dalaica Skvortzov, 2012
- Species Cymbella davidsonii Grunow in litt., Habirshaw et al., 1877-1894
- Species Cymbella deblockii Héribaud in Héribaud et al., 1920
- Species Cymbella decipiens Hustedt, 1955
- Species Cymbella delaunayi Manguin in Lenoble, 1948
- Species Cymbella delauneyi E. Manguin, 1949 accepted as Crucicostulifera bebourensis M.Coste, R.Le Cohu & G.Gassiole, 2014
- Species Cymbella delecta Schmidt in Schmidt et al., 1875
- Species Cymbella delicatissima Hustedt, 1938 accepted as Encyonopsis delicatissima (Hustedt) Krammer, 1997
- Species Cymbella delicatula Kützing, 1849 accepted as Delicatophycus delicatulus (Kützing) M.J.Wynne, 2019
- Species Cymbella deltaica Moruzi, 1968
- Species Cymbella densigranulata D. Kapustin, Kociolek & Kulikovskiy
- Species Cymbella descripta (Hustedt) Krammer & Lange-Bertalot, 1985 accepted as Encyonopsis descripta (Hustedt) Krammer, 1997
- Species Cymbella designata Krammer, 1985
- Species Cymbella dianae (Ehrenberg) Ralfs accepted as Cocconema dianae Ehrenberg, 1854
- Species Cymbella diavola Carter, 1971
- Species Cymbella dicephala (Ehrenberg) Holmboe, 1901 accepted as Navicula dicephala f. dicephala Ehrenberg, 1837
- Species Cymbella didelta
- Species Cymbella differta (Cleve-Euler) Krieger, 1943 accepted as Cymbella amphicephala var. differta Cleve-Euler, 1932 †
- Species Cymbella difficilis Krasske, 1939 accepted as Encyonopsis difficilis (Krasske) Krammer, 1997
- Species Cymbella digitatoradiata Skvortzow, 1946
- Species Cymbella diluviana (Krasske) Florin, 1971 accepted as Navicula diluviana var. diluviana Krasske, 1933
- Species Cymbella diminuta (Grunow) Reichardt, 1994 accepted as Cymbella obtusa var. diminuta Grunow, 1882-1885
- Species Cymbella directa Maillard, 1978
- Species Cymbella disparestriata Maillard ex Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella disposita Hustedt, 1955
- Species Cymbella dissimilis M.Peragallo, 1909
- Species Cymbella distalebiseriata Bing Liu & D.M. Williams, 2018
- Species Cymbella distinguenda Hustedt, 1942 accepted as Celebesia distinguenda (Hustedt) D. Kapustin, Kulikovskiy & Kociolek, 2017
- Species Cymbella diversa Krammer, 2002 †
- Species Cymbella diversiforamina Schiller & Krammer, 2003 †
- Species Cymbella diversiformis Krammer, 2002 †
- Species Cymbella diversistigmata Krammer, 2002 †
- Species Cymbella dobsonensis K.Krammer, 2003
- Species Cymbella dorsenotata Østrup, 1910
- Species Cymbella dorse-notata Østrup, 1910 accepted as Cymbella dorsenotata Østrup, 1910
- Species Cymbella dorsirostrata Krammer, 2002
- Species Cymbella dubia Østrup, 1920
- Species Cymbella dubitabilis Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella dubitata Cholnoky, 1963
- Species Cymbella dubravicensis Grunow, 1892 †
- Species Cymbella dumbeana Maillard, 1978
- Species Cymbella duplopunctata Krammer, 2002 †
- Species Cymbella eburnea Zanon, 1941
- Species Cymbella edelbergii Foged, 1959
- Species Cymbella ehrenbergi
- Species Cymbella ehrenbergii Kützing, 1844 †
- Species Cymbella ehrenbergii sensu Schmidt in Schmidt et al., 1875
- Species Cymbella elegans Cramer in Rabenhorst, 1863
- Species Cymbella elegans Jasnitsky, 1936 accepted as Cymbopleura elegans (Jasnitsky) Rodionova & Pomazkina, 2014
- Species Cymbella elegans Sypniewsky, 1860
- Species Cymbella elginensis Krammer, 1980
- Species Cymbella elizabethana Krammer, 2002 †
- Species Cymbella elliptica Prudent, 1905
- Species Cymbella elliptica (Agardh) Agardh, 1830 accepted as Frustulia elliptica C.Agardh, 1824
- Species Cymbella elongata Poretzky ex Proschkina-Lavrenko, 1950
- Species Cymbella encyonema Heiberg, 1863
- Species Cymbella epithemoides Rabenhorst, 1853
- Species Cymbella erdmannensis Foged, 1964
- Species Cymbella erdobenyiana Pantocsek, 1889
- Species Cymbella estonica Mölder, 1937
- Species Cymbella eunotioformis D. Kapustin, Kociolek & Kulikovskiy
- Species Cymbella eurycephala Rabenhorst, 1853
- Species Cymbella excavata Cleve-Euler, 1939
- Species Cymbella excisa Kützing, 1844
- Species Cymbella excisa Schmidt in Schmidt et al., 1881
- Species Cymbella excisiformis Krammer, 2002
- Species Cymbella exigua Krammer, 2002
- Species Cymbella expecta VanLandingham, 1968
- Species Cymbella explanata Pantocsek, 1913
- Species Cymbella falaisensis (Grunow) Krammer & Lange-Bertalot, 1985 accepted as Navicula falaisensis f. falaisensis Grunow in Van Heurck, 1880
- Species Cymbella falaisiensis Grunow in Van Heurck, 1880 accepted as Cymbella falaisensis (Grunow) Krammer & Lange-Bertalot, 1985
- Species Cymbella farakulumensis Foged, 1959
- Species Cymbella fennica Cleve-Euler, 1915
- Species Cymbella filarszkyi Halász, 1937
- Species Cymbella flexella Kützing, 1844
- Species Cymbella florentina (Grunow) F.W. Mills, 1934 † accepted as Cymbella subaequalis var. florentina Grunow, 1880 †
- Species Cymbella fluminea R.Patrick & L.R.Freese, 1961
- Species Cymbella fonticola Hustedt, 1938 accepted as Encyonopsis fonticola (Hustedt) Krammer, 1997
- Species Cymbella fontinalis Bahls, 2019
- Species Cymbella formosa Hustedt, 1955
- Species Cymbella fornicata Rabenhorst, 1853
- Species Cymbella foucaudi Héribaud, 1903
- Species Cymbella frenguellii Manguin ex Kociolek & Reviers, 1996
- Species Cymbella frieseana Grunow in Cleve, 1881
- Species Cymbella frigida Cleve-Euler, 1939
- Species Cymbella fuegensis Cleve-Euler, 1948
- Species Cymbella fulva (Kützing) Brébisson & Godey, 1835 accepted as Frustulia fulva Kützing, 1833 (1834)
- Species Cymbella fusidium (Ehrenberg) Rabenhorst, 1853 accepted as Cocconema fusidium Ehrenberg, 1838
- Species Cymbella fuxianensis Li & Gong in Gong & Li, 2011
- Species Cymbella gadjiana Maillard, 1978 accepted as Delicata gadjiana (Maillard) K.Krammer, 2003
- Species Cymbella gaeumannii Meister, 1934
- Species Cymbella gallaudi Héribaud-Joseph, 1908
- Species Cymbella gallica Héribaud-Joseph, 1908
- Species Cymbella gastroides (Kützing) Kützing, 1844 accepted as Frustulia gastroides Kützing, 1833
- Species Cymbella gastroides (Kützing) Brébisson & Godey, 1835 accepted as Frustulia gastroides Kützing, 1833
- Species Cymbella gastroides Hanna & Grant, 1929
- Species Cymbella gastroides Gutwinski, 1891
- Species Cymbella geddiana Krammer & Lange-Bertalot, 2002
- Species Cymbella gemeinhardtii Metzeltin & Krammer, 2002
- Species Cymbella geminata (Turpin) Brébisson & Godey
- Species Cymbella gerloffii Van Landingham, 1966 accepted as Delicata gerloffii (Van Landingham) K.Krammer, 2003
- Species Cymbella gibba Bailey, 1861
- Species Cymbella gibba I.A. Kisselev, 1927
- Species Cymbella gibba Rabenhorst, 1871
- Species Cymbella gibberula Hustedt, 1944
- Species Cymbella gibberula Fusey, 1948
- Species Cymbella gibbosa Pantocsek, 1902
- Species Cymbella gibbosa (Brun) Meister, 1912 accepted as Cymbella cistula var. gibbosa Brun, 1895
- Species Cymbella gigantea Pantocsek, 1892 †
- Species Cymbella giluwensis Vyverman, 1989
- Species Cymbella girodi (Héribaud) Krenner, 1926 accepted as Encyonema girodi Héribaud, 1902
- Species Cymbella glacialis Brun, 1894
- Species Cymbella globosa Voigt, 1942
- Species Cymbella gondwana H. Lange-Bertalot, K. Krammer & Rumrich in U. Rumrich, H. Lange-Bertalot & M. Rumrich, 2000
- Species Cymbella gonzalvesii Sarode & Kamat, 1984
- Species Cymbella gracile
- Species Cymbella graciliformis Krammer, 2002
- Species Cymbella gracilis (Ehrenberg) Kützing, 1844 accepted as Cocconema gracile Ehrenberg, 1841
- Species Cymbella gracilis (Rabenhorst) Cleve, 1894 accepted as Encyonema gracile Rabenhorst, 1853
- Species Cymbella graciliscesatii Yermoloff, 1918
- Species Cymbella gracillima Hustedt, 1942
- Species Cymbella graeca (Ehrenberg) M. Peragallo, 1897-1903 accepted as Cocconema graecum Ehrenberg, 1840
- Species Cymbella grandi (Héribaud) F.W. Mills, 1934 accepted as Encyonema grandi Héribaud, 1903
- Species Cymbella grata Pantocsek, 1903
- Species Cymbella gravida C. Recasens & N.I. Maidana, 2013
- Species Cymbella gregorii Ralfs in Pritchard, 1861
- Species Cymbella gregoryi
- Species Cymbella groenlandica Foged, 1953
- Species Cymbella grossestriata Otto Müller, 1905
- Species Cymbella grunowii Pantocsek, 1892
- Species Cymbella guettingeri Krammer, 2002
- Species Cymbella gutwinskii (Wislouch) Skvortzov & Meyer, 1928
- Species Cymbella hagermanensis K.E. Lohman, 1957
- Species Cymbella halophila Krammer, 2002
- Species Cymbella hantzschiana Krammer, 2002
- Species Cymbella hariotii Héribaud, 1903
- Species Cymbella haslundii Foged, 1959
- Species Cymbella hastaeformis Skvortzov, 2012
- Species Cymbella hauckii van Heurck, 1887
- Species Cymbella hauckii Cleve-Euler, 1932
- Species Cymbella hebetata Pantocsek, 1902
- Species Cymbella hebridica (Grunow) Cleve, 1894 accepted as Encyonema hebridicum (Gregory) Grunow, 1891
- Species Cymbella hedinii Krammer, 2002
- Species Cymbella heihainensis Li & Gong, 2013
- Species Cymbella heilprinensis Foged, 1955
- Species Cymbella heimii Fusey, 1948
- Species Cymbella helmckei Krammer, 1982
- Species Cymbella helmendensis Foged, 1959
- Species Cymbella helvetica Kützing, 1844
- Species Cymbella helvetica Schmidt in Schmidt et al., 1881
- Species Cymbella helvetica W. Smith, 1853
- Species Cymbella hercynica A.Schmidt, 1875
- Species Cymbella heterogibba H. Kobayasi & S. Mayama in Mayama, S., Idei, M., Osada, K. & T. Nagumo, 2002
- Species Cymbella heteropleura (Ehrenberg) Kützing, 1844 accepted as Pinnularia heteropleura Ehrenberg, 1840
- Species Cymbella hevesensis Pantocsek, 1889
- Species Cymbella hilliardii Manguin, 1961
- Species Cymbella himalaspera I.Jüttner & B.Van de Vijver, 2010
- Species Cymbella hoelii Foged, 1964
- Species Cymbella hofmanniae Lange-Bertalot & Krammer, 2002
- Species Cymbella hohnii VanLandingham, 1966
- Species Cymbella holmenii Foged, 1955
- Species Cymbella hopkirkii Moore in Harvey, 1841
- Species Cymbella hornii Foged, 1964
- Species Cymbella hubeiensis Li Y., 2013 †
- Species Cymbella hugonii Manguin ex Kociolek & Reviers, 1996 accepted as Encyonopsis hugonii (Manguin ex Kociolek & Reviers) Krammer, 1997
- Species Cymbella hulensis Ehrlich, 1973 †
- Species Cymbella hungarica (Grunow) Pantocsek, 1902 accepted as Cocconema hungaricum Grunow, 1875
- Species Cymbella hurellii Fusey, 1948
- Species Cymbella hustedtii Krasske, 1923
- Species Cymbella hyalina Agardh, 1830
- Species Cymbella hyalina Cleve-Euler, 1915
- Species Cymbella hybrida Grunow ex Cleve, 1894
- Species Cymbella hybridiformis Hustedt, 1945
- Species Cymbella imitans Gutwinski, 1909
- Species Cymbella inaequalis (Ehrenberg) Rabenhorst, 1847 † accepted as Cymbopleura inaequalis (Ehrenberg) Krammer, 2003
- Species Cymbella inaequalis Ross, 1952
- Species Cymbella inaequalis "W. Smith in Greville, 1855" according to Mills, 1934
- Species Cymbella inca H. Lange-Bertalot, K. Krammer & Rumrich in Rumrich, H. Lange-Bertalot & M. Rumrich, 2000
- Species Cymbella incerta Grunow, 1878
- Species Cymbella incertastriata Maillard, 1978
- Species Cymbella incrassata (Kützing) Brébisson & Godey
- Species Cymbella incrassata Foged, 1955
- Species Cymbella incurvata Krammer, 2002
- Species Cymbella inducta Hustedt, 1955
- Species Cymbella inelegans Cleve, 1894
- Species Cymbella inflata (Kützing) Brébisson & Godey
- Species Cymbella inflata Pantocsek, 1892
- Species Cymbella inflexa Pantocsek, 1913
- Species Cymbella ingstadii Foged, 1968
- Species Cymbella integra (W.Smith) A.W.F.Schmidt, 1881 accepted as Pinnularia integra W.Smith, 1856
- Species Cymbella intermedia Héribaud, 1908 accepted as Encyonema intermedium Héribaud, 1903
- Species Cymbella ioica Carter & Denny, 1982
- Species Cymbella islandica Østrup, 1920
- Species Cymbella italica Krammer, 2002
- Species Cymbella jachalensis Bustos et al., 2018
- Species Cymbella jalgaonensis Sarode & Kamat, 1984
- Species Cymbella janischii (Schmidt in Schmidt et al.) Cleve, 1894 accepted as Cocconema janischii Schmidt in Schmidt et al., 1881 †
- Species Cymbella japonica Reichelt, 1898
- Species Cymbella jarrensis Meyer, 1938
- Species Cymbella javanica Hustedt, 1938
- Species Cymbella javorkae Krenner, 1926
- Species Cymbella jianghanensis Li Y., 2013 †
- Species Cymbella jianghanensis Shi, 1991 †
- Species Cymbella jilinensis Huang in Huang et al., 1983 †
- Species Cymbella jimboi Pantocsek, 1892
- Species Cymbella jolmolungmensis C.C.Jao & Y.Y.Lee, 1974
- Species Cymbella jonsonii Cleve-Euler, 1934
- Species Cymbella jonssoni Østrup, 1918 (1920)
- Species Cymbella jordani Grunow ex Cleve, 1894
- Species Cymbella junkensis Cleve-Euler, 1955
- Species Cymbella juriljii Hustedt, 1955
- Species Cymbella kaingensis Vyverman, 1988 accepted as Encyonopsis kaingensis (Vyverman) Krammer, 1997
- Species Cymbella kamtschatica Grunow, 1875 †
- Species Cymbella kappii (Cholnoky) Cholnoky, 1956 accepted as Cymbella turgidula var. kappii Cholnoky, 1953
- Species Cymbella kavnensis Pantocsek, 1889
- Species Cymbella kawamurae Skvortzow, 1936
- Species Cymbella keilhaui Foged, 1964
- Species Cymbella kemiana Krammer, 2002
- Species Cymbella kerguelenensis Germain, 1937 accepted as Encyonopsis kerguelensis (Germain) Krammer, 2003
- Species Cymbella kerguelensis Germain, 1937 accepted as Encyonopsis kerguelensis (Germain) Krammer, 2003
- Species Cymbella kerkevarensis Cleve-Euler, 1955
- Species Cymbella khokhensis Metzeltin, Lange-Bertalot & Li
- Species Cymbella khursevichiae D. Kapustin, Kociolek & Kulikovskiy
- Species Cymbella kiamensis Meister, 1932
- Species Cymbella knuthii Foged, 1955
- Species Cymbella kochii Pantocsek, 1892
- Species Cymbella koeiei Foged, 1959
- Species Cymbella koidzumiana Skvortzow, 1971
- Species Cymbella kolbei Hustedt, 1949
- Species Cymbella kolbei Sheshukova in Poretzky & Sheshukova, 1953
- Species Cymbella kolbei Scheschukova in Zabelina et al., 1951
- Species Cymbella koreana Skvortzow, 1929
- Species Cymbella krasskei Krammer in Krammer & Lange-Bertalot, 1985
- Species Cymbella kriegeri Krasske, 1943 accepted as Encyonopsis kriegeri (Krasske) Krammer, 1997
- Species Cymbella kultukensis Rodionova & Pomazkina, 2014
- Species Cymbella kutzingii auct. non (Grunow) Cleve
- Species Cymbella lacroixii Lauby, 1910
- Species Cymbella lacusbaicalensis Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella lacus-karluki Manguin ex Kociolek & Reviers, 1996
- Species Cymbella lacuskarlukii E. Manguin, 1960
- Species Cymbella lacustris (C.Agardh) Cleve, 1894 accepted as Schizonema lacustre C.Agardh, 1824
- Species Cymbella laetevirens Harvey, 1841
- Species Cymbella laevis Nägeli, 1863
- Species Cymbella lanceolata (C.Agardh) Kirchner, 1878 accepted as Brebissonia lanceolata (C.Agardh) Mahoney & Reimer, 1986
- Species Cymbella lanceolata (C.Agardh) C.Agardh, 1830 accepted as Frustulia lanceolata C.Agardh, 1827
- Species Cymbella lanceolatum
- Species Cymbella lancettula (Krammer) Krammer, 2002 accepted as Cymbella tumidula var. lancettula Krammer, 1985
- Species Cymbella lancettuliformis Krammer, 2002
- Species Cymbella lange-bertalotii Krammer, 2002
- Species Cymbella langii McLaughlin & Andrews, 1990 †
- Species Cymbella lapponica Grunow ex Cleve, 1894 †
- Species Cymbella larvata Mayer, 1947
- Species Cymbella lata Grunow ex Cleve, 1894
- Species Cymbella latarea Maillard, 1978 accepted as Encyonopsis latarea (Maillard) Krammer, 1997
- Species Cymbella latefasciata Agardh, 1830
- Species Cymbella latens Krasske, 1937
- Species Cymbella laterostrata Hustedt, 1955
- Species Cymbella latestriata Pantocsek, 1892 †
- Species Cymbella laubyi Héribaud, 1903
- Species Cymbella laurentii Lauby, 1910
- Species Cymbella laxa Skvortzow, 1946
- Species Cymbella lecomtei Lauby, 1910
- Species Cymbella lembus Carter & Denny, 1992
- Species Cymbella leptoceras accepted as Cymbella leptoceros (Ehrenberg) Kützing, 1844
- Species Cymbella leptoceroides Hustedt, 1942
- Species Cymbella leptoceros (Ehrenberg) Kützing, 1844 accepted as Cocconema leptoceros Ehrenberg, 1843
- Species Cymbella lesothensis Schoeman, 1973
- Species Cymbella levis
- Species Cymbella levyi Lauby, 1910
- Species Cymbella lindheimeri Grunow in Schmidt et al., 1875
- Species Cymbella lindsayana Greville, 1865
- Species Cymbella linearis Østrup, 1918
- Species Cymbella lineata Harvey, 1841
- Species Cymbella lineolata Patrick, 1944
- Species Cymbella liyangensis Zhang, Jüttner & E.J. Cox, 2018
- Species Cymbella ljungneri Cleve-Euler, 1943
- Species Cymbella loczyi Pantocsek, 1902
- Species Cymbella loescherae M. Garcia & D. B. Dutra, 2016
- Species Cymbella longa Maillard, 1978
- Species Cymbella lunata W.Smith, 1855
- Species Cymbella lunula (Ehrenberg) Rabenhorst, 1853 accepted as Cocconema lunula Ehrenberg, 1843
- Species Cymbella maculata (Kützing) Brébisson & Godey, 1835 accepted as Frustulia maculata Kützing, 1833
- Species Cymbella maculata sensu Neupauer, 1867
- Species Cymbella maculatum Kützing, 1833
- Species Cymbella madagascariensis E. Manguin, 1941
- Species Cymbella maggiana Krammer, 2002
- Species Cymbella magna Hustedt, 1955
- Species Cymbella maharashtrensis Sarode & Kamat, 1984
- Species Cymbella maillardii E. Manguin, 1962 accepted as Encyonopsis maillardii (Manguin) Krammer, 1997
- Species Cymbella malayensis Hustedt, 1942
- Species Cymbella maliana Maillard, 1977
- Species Cymbella malinvaudii Héribaud, 1908
- Species Cymbella manginii Lauby, 1910
- Species Cymbella mangrini Lauby, 1910
- Species Cymbella marathwadensis Sarode & Kamat, 1984
- Species Cymbella marcinia Selva, 1981
- Species Cymbella margaritae D. Kapustin, Kociolek & Kulikovskiy
- Species Cymbella margaritifera E. Manguin, 1964
- Species Cymbella marginata Østrup, 1918 (1920)
- Species Cymbella marginata Harvey, 1841
- Species Cymbella marina Castracane, 1886
- Species Cymbella marina Pantocsek, 1892
- Species Cymbella marnieri E. Manguin, 1964 accepted as Encyonopsis marnieri (Manguin) Krammer, 1997
- Species Cymbella martyi (Héribaud) F.W. Mills, 1934 accepted as Cymatopleura martyi Héribaud, 1903
- Species Cymbella marvanii Le Cohu & Tudesque, 2015
- Species Cymbella maxima Naegeli ex Kützing, 1849
- Species Cymbella meisteri Skvortzov & Meyer, 1928
- Species Cymbella melovskii Z.Levkov & S.Krstic, 2007
- Species Cymbella mendosa VanLandingham, 1969
- Species Cymbella menisculis Hohn, 1966
- Species Cymbella meniscus Héribaud-Joseph, 1903
- Species Cymbella mesiana Cholnoky, 1955
- Species Cymbella metzeltinii Krammer, 2002
- Species Cymbella mexicana (Ehrenberg) Cleve, 1894 † accepted as Cocconema mexicanum Ehrenberg, 1844 †
- Species Cymbella microcephala Grunow in Van Heurck, 1885 accepted as Encyonopsis microcephala (Grunow) Krammer, 1997
- Species Cymbella microlacusbaicalensis Kulikovskiy, Lange-Bert. & Metzeltin in Kulikovskiy et al., 2012
- Species Cymbella microstoma Rabenhorst, 1853
- Species Cymbella minima Stoermer, 1963
- Species Cymbella minor (Agardh) Agardh, 1830 accepted as Frustulia minor Agardh, 1824
- Species Cymbella minuscula Grunow in Schmidt, 1875
- Species Cymbella minuta Hilse, 1862
- Species Cymbella minutissima Hustedt, 1911
- Species Cymbella miocenica Héribaud, 1908
- Species Cymbella mirabilis Hustedt, 1942 accepted as Alveocymba mirabilis (Hustedt) Kapustin, Kulikovskiy & Kociolek in Kapustin et al., 2020
- Species Cymbella mirifica Krasske, 1949 accepted as Cymbopleura mirifica (Krasske) Krammer, 2003
- Species Cymbella modica Z.Levkov & T.Nakov, 2007
- Species Cymbella modicepunctata Krammer, 2002
- Species Cymbella moelleriana Grunow
- Species Cymbella mongolica Østrup, 1908
- Species Cymbella montana Fusey, 1948
- Species Cymbella monticola Hustedt, 1949
- Species Cymbella moragoensis Foged, 1966
- Species Cymbella muelleri Hustedt, 1937
- Species Cymbella muelleri Cholnoky, 1953 accepted as Encyonema muelleri (Hustedt) D.G.Mann, 1990
- Species Cymbella mülleri Cholnoky, 1953
- Species Cymbella muralis Skvortzow, 1937
- Species Cymbella muscicola Schoeman, 1969 accepted as Encyonopsis muscicola (Schoeman) Krammer, 1997
- Species Cymbella mutica Torka, 1937
- Species Cymbella nagpurensis Sarode & Kamat, 1984
- Species Cymbella nana (Hantzsch) Gutwinski, 1903 accepted as Cocconema nanum Hantzsch, 1862
- Species Cymbella navicula (Ehrenberg) Ralfs in Pritchard, 1861 accepted as Cocconema navicula Ehrenberg, 1854
- Species Cymbella navicula Skvortzov, 1937
- Species Cymbella navicula Gallik, 1926
- Species Cymbella navicula Schmidt in Schmidt et al., 1875
- Species Cymbella naviculacea Grunow, 1881
- Species Cymbella naviculiformis Auerswald ex Heiberg, 1863
- Species Cymbella naviculiformis (Auerswald ex Heiberg) Cleve, 1894
- Species Cymbella naviculiformis Krenner, 1926
- Species Cymbella naviculoides Hustedt, 1949 accepted as Encyonopsis naviculoides (Hustedt) Krammer, 1997
- Species Cymbella neglecta A.Mayer, 1933
- Species Cymbella nekliaiana Maillard, 1978
- Species Cymbella nekliaiensis Maillard ex Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella neocaledonica Manguin ex Kociolek & Reviers, 1996
- Species Cymbella neocistula Krammer, 2002
- Species Cymbella neogena (Grunow) Krammer, 2002 accepted as Cymbella gastroides var. neogena Grunow, 1882
- Species Cymbella neolanceolata W.da Silva, 2013
- Species Cymbella neoleptoceroides Z.Levkov, 2007
- Species Cymbella neoleptoceros Krammer, 2002
- Species Cymbella neoprocera VanLandingham, 1969
- Species Cymbella neoprocera Hustedt in A. Schmidt, 1931
- Species Cymbella neptuni Pantocsek, 1903
- Species Cymbella nerei Pantocsek, 1902
- Species Cymbella neupaueri Pantocsek, 1889
- Species Cymbella neuquina Frenguelli, 1942
- Species Cymbella nikitii Rodionova & Pomazkina, 2014
- Species Cymbella nipponica Skvortzov, 1936
- Species Cymbella niupanensis Foged, 1957 (1960)
- Species Cymbella nodosa Manguin in Bourrelly, 1954
- Species Cymbella nordenskioeldii Otto Müller, 1909 accepted as Cymbella cistula f. nordenskioeldii (O. Müller) Carlson, 1913
- Species Cymbella norvegica Grunow, 1875
- Species Cymbella novazeelandiana Krammer, 2002
- Species Cymbella novilunaris (Agardh) Agardh, 1830 accepted as Frustulia novilunaris C.Agardh, 1827
- Species Cymbella nurnussiensis Poretsky
- Species Cymbella nylstroomensis Cholnoky, 1958
- Species Cymbella oahuensis Hustedt, 1942
- Species Cymbella obscura Krasske, 1938
- Species Cymbella obtusa Gregory, 1856
- Species Cymbella obtusa 'Grunow, 1856, p. 5; pl. 1, fig. 19' according to VLC p. 1218
- Species Cymbella obtusa Pantocsek, 1892
- Species Cymbella obtusiformis Krammer, 2002
- Species Cymbella obtusiuscula Kützing, 1844
- Species Cymbella obtusiuscula Schmidt in Schmidt et al., 1875
- Species Cymbella octensis Maillard ex Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella oestrupii Lange-Bertalot & Krammer, 2002
- Species Cymbella ohridana Z.Levkov & S.Krstic, 2007
- Species Cymbella olchonica Rodionova & Pomazkina, 2014
- Species Cymbella olgae Y.V. Rodionova, G.V. Pomazkina & O.Y. Makarevich, 2013
- Species Cymbella olgae Rodionova & Pomazkina, 2014
- Species Cymbella oliffii Cholnoky, 1956 accepted as Encyonopsis oliffii (Cholnoky) Krammer, 1997
- Species Cymbella oligocenica Schiller & Krammer, 2002 †
- Species Cymbella olivacea (Hornemann) Brébisson
- Species Cymbella omaniana Krammer, 2002
- Species Cymbella oncliniorum Compère, 1967
- Species Cymbella operculata (Agardh) Agardh, 1830 accepted as Frustulia operculata C.Agardh, 1827
- Species Cymbella oregonica Cleve, 1894 †
- Species Cymbella orientalis J.H.Lee, 1993
- Species Cymbella ornata Hustedt, 1931
- Species Cymbella orsiniana (Meneghini ex Kützing) Rabenhorst
- Species Cymbella osmanabadensis Sarode & Kamat, 1984
- Species Cymbella ostrobottnica Cleve-Euler, 1955
- Species Cymbella ovalis (Kützing) Brébisson & Godey
- Species Cymbella ovum Héribaud-Joseph, 1908 †
- Species Cymbella pachycephala Rabenhorst, 1861
- Species Cymbella pachyptera Pantocsek, 1892
- Species Cymbella paenetruncata Li, Y. & Z.Gong, 2013 †
- Species Cymbella pagesii Héribaud, 1903
- Species Cymbella palpebralis Maillard, 1978
- Species Cymbella palustris Hustedt, 1938 accepted as Encyonopsis palustris (Hustedt) Krammer, 1997
- Species Cymbella panjaoensis Foged, 1959
- Species Cymbella pantocsekii Krammer, 2002 †
- Species Cymbella paraintermedia Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella parasitica Brockmann, 1914
- Species Cymbella partita Mann, 1925
- Species Cymbella parva (W.Smith) Kirchner, 1878 accepted as Cocconema parvum W.Smith, 1853
- Species Cymbella parviformis Krammer, 2002
- Species Cymbella parvula Krasske, 1933
- Species Cymbella parvulissima Schiller & Krammer, 2003 †
- Species Cymbella patagonica (Frenguelli) VanLandingham, 1969 accepted as Encyonema patagonicum Frenguelli, 1942
- Species Cymbella paucistriata Cleve-Euler, 1934
- Species Cymbella pauli M. Peragallo & Héribaud in Héribaud, 1893
- Species Cymbella pavanaensis A.Vigneshwaran, Kulikovskiy, Kociolek & B.Karthick in Vigneshwaran et al., 2019
- Species Cymbella pavlovi Skvortzow, 1938
- Species Cymbella pediculus Kützing, 1844
- Species Cymbella pedunculata Jurilj, 1957
- Species Cymbella pekinensis Skvortzov, 2012
- Species Cymbella pelagica Castracane, 1886
- Species Cymbella peraffinis Tynni, 1978
- Species Cymbella peragalloi Pantocsek, 1892
- Species Cymbella peraspera Krammer, 2002
- Species Cymbella percapitata Krammer, 2002
- Species Cymbella percymbiformis Krammer, 2002 †
- Species Cymbella perdurrans Pantocsek, 1903
- Species Cymbella perexigua Z.Levkov & S.Krstic, 2007
- Species Cymbella perfecta Pantocsek, 1892
- Species Cymbella perfossilis Krammer, 2002 †
- Species Cymbella perjaponica Krammer & Lange-Bertalot, 2002 accepted as Oricymba perjaponica (Krammer & Lange-Bertalot) Kulikovskiy, Glushchenko & Kociolek, 2015
- Species Cymbella pernodensis Maillard, 1978
- Species Cymbella pernodensis Maillard ex Lange-Bertalot & Moser, 1995
- Species Cymbella perparva Krammer, 2002
- Species Cymbella perpusilla A.Cleve, 1895
- Species Cymbella pervarians Krammer, 2002
- Species Cymbella philadelphica Boyer, 1916
- Species Cymbella phoenicenteron (Nitsch) C.Agardh, 1830 accepted as Bacillaria phoenicenteron Nitzsch, 1817
- Species Cymbella picta (Kützing) Brébisson & Godey
- Species Cymbella pisciculus Gregory, 1856
- Species Cymbella placentula Hustedt ex Simonsen, 1987
- Species Cymbella plena Skvortzow, 1946
- Species Cymbella plutonica Pantocsek, 1892
- Species Cymbella polita Krasske, 1939
- Species Cymbella poretzkyi Musafarov, 1952
- Species Cymbella porrecta Rabenhorst, 1853
- Species Cymbella powaiana Gandhi, 1960
- Species Cymbella praeclara Pantocsek, 1892
- Species Cymbella praerupta Hustedt, 1955
- Species Cymbella praetumida E.A.Cheremisinova, 1955
- Species Cymbella pretoriensis Cholnoky, 1955
- Species Cymbella prisca K.E. Lohman, 1957
- Species Cymbella problematica VanLandingham, 1969
- Species Cymbella procera Pantocsek & Greguss in Greguss, 1913
- Species Cymbella procera Hustedt, 1931
- Species Cymbella producta M. Peragallo in Tempère & Peragallo, 1908
- Species Cymbella proschkinae Musafarov, 1952
- Species Cymbella prostrata (Berkeley) Cleve, 1894 accepted as Monema prostratum Berkeley, 1832
- Species Cymbella prostrata (Berkeley) Grun, 1880 accepted as Encyonema prostratum (Berkeley) Kützing, 1844
- Species Cymbella protracta Østrup, 1910
- Species Cymbella provoensis K.E. Lohman, 1957
- Species Cymbella proxima Reimer, 1975
- Species Cymbella psammophila Cholnoky, 1956
- Species Cymbella pseudoaequalis Stone in McLaughlin & Stone, 1986
- Species Cymbella pseudoalpinioides Foged, 1955
- Species Cymbella pseudoamplificata Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella pseudocuspidata H.P.Gandhi, 1959
- Species Cymbella pseudocuspidata Tynni, 1978
- Species Cymbella pseudodelicatula Hustedt, 1942
- Species Cymbella pseudohantzschiana Rodionova & Pomazkina, 2014
- Species Cymbella pseudohybrida Manguin, 1964
- Species Cymbella pseudoincerta Cholnoky, 1958
- Species Cymbella pseudolacusbaicalensis Kulikovskiy, Lange-Bert. & Metzeltin in Kulikovskiy et al., 2012
- Species Cymbella pseudo-lanceolata Skvortzow, 1971
- Species Cymbella pseudolapponica Cleve-Euler, 1955
- Species Cymbella pseudonorvegica E.Y.Haw., 1974
- Species Cymbella pseudonorvegica E. Manguin, 1964
- Species Cymbella pseudorupicola E. Manguin, 1949
- Species Cymbella pseudostodderi Cholnoky, 1959
- Species Cymbella pseudostuxbergii Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella pseudotumida Skvortzov, 1971
- Species Cymbella pseudoturgidula Héribaud, 1908
- Species Cymbella pulchra Li, Y. & Lange-Bertalot, 2013 †
- Species Cymbella punctata Woodhead & Tweed, 1960
- Species Cymbella punctata Lupikina, 1984
- Species Cymbella punctifera Cleve, 1894 †
- Species Cymbella pusilla Grunow, 1875
- Species Cymbella quinquepunctata (Kützing) Brébisson & Godaey
- Species Cymbella rabenhorstii R.Ross, 1947
- Species Cymbella radiosa Reichelt, 1903
- Species Cymbella radiosa Héribaud-Joseph, 1903
- Species Cymbella rainierensis Sovereign, 1963
- Species Cymbella rakoczyana Pantocsek, 1892
- Species Cymbella rapsonii Cholnoky, 1959
- Species Cymbella rarissima Skvortzow, 1946
- Species Cymbella rautenbachiae Cholnoky, 1957
- Species Cymbella raytonensis Cholnoky, 1955 accepted as Encyonopsis raytonensis (Cholnoky) Krammer, 1997
- Species Cymbella recta Cleve-Euler, 1915
- Species Cymbella recta Østrup, 1918 (1920)
- Species Cymbella recurva Meunier, 1910
- Species Cymbella reducta Pantocsek, 1902
- Species Cymbella reichardtii Krammer, 1985
- Species Cymbella reinhardii
- Species Cymbella reinhardtii Grunow, 1875
- Species Cymbella reniformis Agardh, 1830
- Species Cymbella reviersiana Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella rheophila T.Ohtsuka, 2002
- Species Cymbella rhetica (Wuthrich) Coste & Ricard, 1982 accepted as Nupela rhetica (Wuthrich) Lange-Bertalot, 1993
- Species Cymbella rhodesica Cholnoky, 1954
- Species Cymbella rhodesii Héribaud, 1903
- Species Cymbella rhomboidea Boyer, 1916
- Species Cymbella rigida Frenguelli, 1942 accepted as Cymbella helvetica Kützing, 1844
- Species Cymbella rigida Cleve-Euler, 1955
- Species Cymbella rivularis Gandhi, 1959
- Species Cymbella robertii Krammer, 2002 †
- Species Cymbella robusta Fusey, 1950
- Species Cymbella robusta Cleve-Euler in Halden, 1917
- Species Cymbella rosenkrantzii Foged, 1958
- Species Cymbella rossii Krammer & Lange-Bertalot, 1993
- Species Cymbella rostrata Rabenhorst, 1853
- Species Cymbella rotundata Chase ex Wolle, 1890
- Species Cymbella rugosa Hustedt, 1955
- Species Cymbella rumrichae Krammer, 2002
- Species Cymbella rupicola Grunow, 1881
- Species Cymbella ruttneri Hustedt, 1935 accepted as Encyonopsis ruttneri (Hustedt) Krammer, 1997
- Species Cymbella sabzewarensis Foged, 1959
- Species Cymbella sagarensis Gandhi, 1959 accepted as Oricymba sagarensis (Gandhi) C.Radhakrishnan, Kociolek & B.Karthick, 2018
- Species Cymbella sagittarius Mann, 1925
- Species Cymbella salina Pantocsek, 1889
- Species Cymbella salinarum Grunow in Schmidt et al., 1875
- Species Cymbella sanctae-margaritae M. Peragallo in Héribaud et al., 1920
- Species Cymbella sarsii Foged, 1964
- Species Cymbella saxicola Bily & Marvan, 1959
- Species Cymbella scabiosa O.Müller, 1905
- Species Cymbella scalprum (Gaillon) C.Agardh, 1830 accepted as Navicula scalprum Gaillon, 1827
- Species Cymbella scherffeliana Pantocsek & Greguss in Greguss, 1913
- Species Cymbella schilleri Krammer, 2002 †
- Species Cymbella schimanskii Krammer, 1982
- Species Cymbella schmidtii Grunow, 1875
- Species Cymbella schubartii Hustedt, 1955 accepted as Encyonopsis schubartii (Hustedt) Krammer, 1997
- Species Cymbella schubartoides K.E. Camburn & D.F. Charles, 2000
- Species Cymbella schwabei Foged, 1974
- Species Cymbella schweickerdtii Cholnoky, 1953
- Species Cymbella scotica Schmidt in Schmidt et al., 1875
- Species Cymbella scotlandica Krammer, 2002
- Species Cymbella scutariana Krammer, 2002
- Species Cymbella semicircularis (Lagerstedt) Schmidt in Schmidt et al., 1881 accepted as Cymbella affinis var. semicircularis Lagerstedt, 1873
- Species Cymbella semielliptica Péterfi & Robert, 1958
- Species Cymbella semigibbosa Patrick & Freese, 1961
- Species Cymbella semisymmetrica E.Y.Haw., 1974
- Species Cymbella septentrionalis Østrup, 1910
- Species Cymbella serdica D. Metzeltin & N. Ognjanova-Rumenova in Ognjanova-Rumenova & Metzeltin, 2006
- Species Cymbella shanwangensis J.-Y. Li, 1982 †
- Species Cymbella sharmai Singh, Nautiyal & Vimal, 1976
- Species Cymbella shii Li Y., 2013 †
- Species Cymbella shudunensis Li & Metzeltin, 2013
- Species Cymbella sibirica Cistjakov, 1959
- Species Cymbella sigmoidea (Nitzsch) C.Agardh, 1830 accepted as Bacillaria sigmoidea Nitzsch, 1817
- Species Cymbella signata Pantocsek, 1902
- Species Cymbella silesiaca Bleisch, 1864
- Species Cymbella similis Krasske, 1932
- Species Cymbella similis Patrick, 1943
- Species Cymbella simonsenii Krammer, 1985
- Species Cymbella simplex Pantocsek, 1892
- Species Cymbella sinensis Metzeltin & Krammer, 2002
- Species Cymbella sinica Skvortzow, 1938
- Species Cymbella sinuata W.Gregory, 1856
- Species Cymbella skabitscevskyi Cistjakov, 1959
- Species Cymbella skabitschewskii Skvortzov, 2012
- Species Cymbella skvortzovii Skabichevskii, 1936
- Species Cymbella sliacsensis Pantocsek, 1903
- Species Cymbella smithii Rabenhorst, 1864
- Species Cymbella solea Brébisson, 1835
- Species Cymbella speciosa Lauby, 1910
- Species Cymbella spectabilis Pantocsek, 1913
- Species Cymbella sphaerophora A.Cleve, 1934
- Species Cymbella spicula Hustedt, 1938 accepted as Kurtkrammeria spicula (Hust.) Ohtsuka, 2018
- Species Cymbella splendens Backman & Cleve-Euler
- Species Cymbella spuria Cleve, 1894
- Species Cymbella standeri Cholnoky, 1957
- Species Cymbella staubii Pantocsek, 1892
- Species Cymbella stauroneiformis Lagerstedt, 1873
- Species Cymbella stauroneiformis [sensu] Krasske, 1932
- Species Cymbella stigmacentralis B. Liu & D.M. Williams
- Species Cymbella stigmaphora Østrup, 1910
- Species Cymbella stodderi Cleve, 1881 accepted as Kurtkrammeria stodderi (Cleve) L.Bahls, 2015
- Species Cymbella stomatophora Grunow, 1875
- Species Cymbella strontiana Krammer, 2002
- Species Cymbella sturii Grunow, 1882 †
- Species Cymbella stuxbergii (Cleve) Cleve, 1894 accepted as Cocconema stuxbergii Cleve, 1880
- Species Cymbella stuxbergioides Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella suavis Pantocsek, 1892 †
- Species Cymbella subaequalis Grunow, 1880
- Species Cymbella subalpina Hustedt, 1942 accepted as Encyonopsis subalpina (Hustedt) Krammer, 1997
- Species Cymbella subalpina Skvortzow, 1971
- Species Cymbella subalpina Skvortzow, 1971
- Species Cymbella subalpina Meister, 1912
- Species Cymbella subantarctica Krammer, 2002
- Species Cymbella subantarctica Manguin in Bourrelly & Manguin, 1954
- Species Cymbella subarctica Krammer, 2002
- Species Cymbella subarctica Cleve-Euler, 1934
- Species Cymbella subarctica Cleve-Euler, 1934
- Species Cymbella subaspera Krammer, 2002
- Species Cymbella subcapitata Péterfi & Robert, 1958
- Species Cymbella subcistula Krammer, 2002
- Species Cymbella subconstricta Østrup, 1918 (1920)
- Species Cymbella subcryptocephala Krasske, 1948 accepted as Encyonopsis subcryptocephala (Krasske) Krammer, 1997
- Species Cymbella subcuspidata Krammer, 1982 †
- Species Cymbella subcymbiformis Schiller & Krammer, 2003 †
- Species Cymbella subdirecta Maillard ex Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella subhasta Ohtsuka in Ohtsuka & Tuji, 2002
- Species Cymbella subhelvetica Krammer, 2002
- Species Cymbella subhimalaspera I.Jüttner & B.Van de Vijver, 2010
- Species Cymbella subincerta Cholnoky, 1956
- Species Cymbella subkolbei Krammer, 2002
- Species Cymbella sublata Fusey, 1950
- Species Cymbella sublata Skvortzow, 1971
- Species Cymbella subleptoceros Krammer, 2002
- Species Cymbella subovalis Barber, 1962
- Species Cymbella subparviformis Krammer, 2003
- Species Cymbella subrostrata (Cleve) Krammer, 1985 † accepted as Cymbella heteropleura var. subrostrata Cleve, 1894 †
- Species Cymbella subskvortzowii Kulikovskiy, Metzeltin & Lange-Bert. in Kulikovskiy et al., 2012
- Species Cymbella subsymmetrica Petersen, 1930
- Species Cymbella subtravertiensis C.L.Graeff & J.P.Kociolek, 2013
- Species Cymbella subtruncata Krammer, 2002
- Species Cymbella subturgida Hustedt, 1942 accepted as Encyonema neosubturgidum (Hustedt, 1942) Da Silva, W. J. & M. Menezes, 2016
- Species Cymbella subturgidula Krammer, 2002
- Species Cymbella subundulata Sheshukova in Poretzky & Sheshukova, 1953
- Species Cymbella subundulata Scheschukova in Zabelina et al., 1951
- Species Cymbella subventricosa Cholnoky, 1957
- Species Cymbella subwulffii Cleve-Euler, 1934
- Species Cymbella subzewarensis Foged, 1959
- Species Cymbella suecica A.Cleve, 1930
- Species Cymbella sumatrensis Hustedt, 1937
- Species Cymbella superparva Krammer, 2002
- Species Cymbella symmetrica McCall, 1933
- Species Cymbella szliacsensis Pantocsek, 1913
- Species Cymbella szontaghii Pantocsek, 1892
- Species Cymbella tainensis Foged, 1966
- Species Cymbella takoradiensis Foged, 1966
- Species Cymbella tapkeshwarensis Singh, Nautiyal & Vimal, 1976
- Species Cymbella tartuensis Mölder, 1937
- Species Cymbella tasmaniensis Hustedt, 1955
- Species Cymbella tatrensis Gutwinski, 1909
- Species Cymbella tengganoensis Foged, 1957
- Species Cymbella tenuis Héribaud, 1908
- Species Cymbella tenuissima Hustedt, 1942
- Species Cymbella tenuistriata Shi, 1991 †
- Species Cymbella terrafuegiana Krammer, 2002
- Species Cymbella theronii Cholnoky, 1954
- Species Cymbella thienemanni Hustedt, 1938
- Species Cymbella thumensis (Mayer) Hustedt, 1945 † accepted as Amphora coffeaeformis var. thumensis Mayer, 1919
- Species Cymbella tibetana Hustedt, 1922
- Species Cymbella ticinensis Krammer, 2002
- Species Cymbella towoetensis Krammer, 2002
- Species Cymbella transsilvanica Krammer, 2002 †
- Species Cymbella transvaalensis Cholnoky, 1955
- Species Cymbella triangulata Lauby, 1910
- Species Cymbella triangulum (Ehrenberg) Cleve, 1894 accepted as Gloeonema triangulum Ehrenberg, 1845
- Species Cymbella triconfusa VanLandingham, 1969
- Species Cymbella tridentina Lange-Bertalot, M.Cantonati & A.Scalfi, 2010
- Species Cymbella tristis Krasske, 1939 accepted as Encyonema triste (Krasske) Krammer, 1997
- Species Cymbella tropica Krammer, 2002
- Species Cymbella truncata Rabenhorst, 1853
- Species Cymbella truncata Gregory, 1855
- Species Cymbella tsoneka H. Lange-Bertalot, K. Krammer & Rumrich in U. Rumrich, H. Lange-Bertalot & M. Rumrich, 2000
- Species Cymbella tumescens Cleve-Euler, 1939
- Species Cymbella tumida (Brébisson) van Heurck, 1880 accepted as Cocconema tumidum f. tumidum Brébisson ex Kützing, 1849
- Species Cymbella tumida (A. Schmidt) Skabichevskii, 1963
- Species Cymbella tumidula Grunow, 1875
- Species Cymbella tungtingiana Skvortzov, 2012
- Species Cymbella turgida W.Gregory, 1856
- Species Cymbella turgida (Ehrenberg) Hassall, 1845 accepted as Navicula turgida Ehrenberg, 1830
- Species Cymbella turgida Pantocsek, 1892
- Species Cymbella turgidula Grunow, 1875 †
- Species Cymbella turgiduliformis Krammer, 2002
- Species Cymbella tuulensis Metzeltin, Lange-Bertalot & Li, 2009
- Species Cymbella tynnii Krammer, 1985
- Species Cymbella uebelackeri Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995
- Species Cymbella uenoi Skvortzow, 1971
- Species Cymbella ulensis Cleve-Euler, 1955
- Species Cymbella umara Carter & Denny, 1982
- Species Cymbella uncinata (Ehrenberg) M. Peragallo, 1897-1903 accepted as Cocconema uncinatum Ehrenberg, 1871
- Species Cymbella undulata Pero, 1894
- Species Cymbella unipunctata Skvortzow, 1946
- Species Cymbella valida Pantocsek, 1892
- Species Cymbella vanoyei Cholnoky, 1954
- Species Cymbella variabilis Wartmann in Rabenhorst, 1859
- Species Cymbella variabilis (Cramer in Rabenhorst) Heiberg, 1863 accepted as Cocconema variabile Cramer in Rabenhorst, 1862
- Species Cymbella variostriata Maillard ex Lange-Bertalot & Moser in Moser, Steindorf & Lange-Bertalot, 1995 accepted as Encyonopsis variostriata (Maillard) Krammer, 1997
- Species Cymbella vasta Hustedt, 1955
- Species Cymbella vaszaryi Pantocsek, 1902
- Species Cymbella vegeta Pantocsek, 1892
- Species Cymbella venezuelana Cholnoky, 1968
- Species Cymbella ventricosa (C.Agardh) C.Agardh, 1830 accepted as Frustulia ventricosa C.Agardh, 1827
- Species Cymbella ventricosa Kützing, 1844
- Species Cymbella ventricosa sensu Boyer, 1916
- Species Cymbella vestigiana Patrick & Freese, 1961
- Species Cymbella vidarbhensis Sarode & Kamat, 1984
- Species Cymbella volkii Rumrich, Krammer & Lange-Bertalot in Lange-Bertalot, 1993
- Species Cymbella vonhauseniae Cholnoky, 1954
- Species Cymbella vulgata Krammer, 2002
- Species Cymbella wallaceana Hustedt, 1942 accepted as Cymbella subturgida var. wallaceana Hustedt, 1942
- Species Cymbella weslawskii Krammer, 2002
- Species Cymbella wittrockii Otto Müller, 1909
- Species Cymbella wolffii Foged, 1957
- Species Cymbella wolterecki Hustedt, 1942
- Species Cymbella xiaojinensis Li in Zhang et al., 2021
- Species Cymbella xingyunnensis Li & Gong, 2013
- Species Cymbella yabe Skvortzow, 1937
- Species Cymbella yakii I.Jüttner & B.Van de Vijver, 2010
- Species Cymbella yangtzensis Li, Y. & D.Metzeltin, 2013 †
- Species Cymbella yarrensis (Schmidt in Schmidt et al.) Cleve, 1894 accepted as Encyonema yarrense Schmidt in Schmidt et al., 1881
- Species Cymbella yateana Maillard, 1978
- Species Cymbella zambesiana Krammer, 2002
- Species Cymbella zangheri Rampi, 1943
- Species Cymbella zebra (Ehrenberg) Hassall, 1845 accepted as Navicula zebra Ehrenberg, 1833
- Species Cymbella zimmermannii D.F.Gomes & D.M.Williams, 2012 accepted as Cymbella capitata Zimmermann, 1918
- Variety Cymbella var. hercynica A. Schmidt, 1875 accepted as Cymbella amphicephala var. hercynica (A.Schmidt) Cleve, 1894
- Genus Cymbellafalsa H. Lange-Bertalot & D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & S. Nergui, 2009
- Genus Cymbopleura (K. Krammer) K. Krammer in Lange-Bertalot & Genkal, 1999 (24)
- Genus Cymbopleura (K. Krammer) K. Krammer, 1997 accepted as Cymbopleura (K. Krammer) K. Krammer in Lange-Bertalot & Genkal, 1999
- Genus Delicata K. Krammer, 2003 accepted as Delicatophycus M.J.Wynne, 2019 (16)
- Genus Delicatophycus M.J.Wynne, 2019 (9)
- Genus Didymosphenia M. Schmidt in A. Schmidt et al., 1899 (1)
- Genus Encyonema Kütz., 1833 (51)
- Genus Encyonopsis K. Krammer, 1997 (144)
- Genus Gomphocymbellopsis K. Krammer, 2003 (1)
- Genus Karthickia Kociolek, Glushchenko & Kulikovskiy, 2019 (1)
- Genus Khursevichia Kulikovskiy, Lange-Bertalot & Metzeltin, 2012 (3)
- Genus Kurtkrammeria L.Bahls, 2015 (16)
- Genus Navicella K. Krammer, 1997
- Genus Navicymbula K. Krammer, 2003 (1)
- Genus Ochigma Kulikovskiy, Lange-Bertalot & Metzeltin, 2012 (3)
- Genus Oricymba I. Jüttner, K, Krammer, E.J. Cox, B. Van de Vijver & A. Tuji in Jüttner et al., 2010 (8)
- Genus Paraplaconeis Kulikovskiy, Lange-Bertalot & Metzeltin, 2012 (6)
- Genus Placoneis C. Mereschkowsky, 1903 (39)
- Genus Pseudencyonema K. Krammer, 1997
- Genus Pseudocymbopleura Pomazkina & Rodionova, 2014 (1)
- Genus Vladinikolaevia Kulikovskiy, Glushchenko, Y. Liu & Kociolek in Kulikovskiy et al., 2022 (1)
- Genus Witkowskia Kulikovskiy, Mironov, Glushchenko & Kociolek, 2024 (15)
- Genus Yasnitskya Rodionova & Pomazkina, 2014 (3)
- Family Cymbellales incertae sedis (3)
- Family Gomphonemataceae Kützing, 1844 (320)
- Family Rhoicospheniaceae Chen & Zhu, 1983 (30)
- Order Dictyoneidales
- Order Lyrellales (15)
- Order Mastogloiales (88)
- Order Naviculales (2 077)
- Order Rhopalodiales (37)
- Order Surirellales (174)
- Order Thalassiophysales (105)
- Superorder Bacillariophycidae incertae sedis (32)
- Superorder Eunotiophycanae (293)
- Subclass Coscinodiscophycidae (877)
- Subclass Fragilariophycidae (483)
- Order Centrales
