Alveocymba mirabilis (Hustedt) Kapustin, Kulikovskiy & Kociolek in Kapustin et al., 2020
Brebissonia boeckii (Ehrenberg) E.O'Meara, 1875 accepted as Cocconema boeckii Ehrenberg, 1838
Brebissonia boeckii sensu Pantocsek, 1902 (uncertain > unassessed )
Brebissonia boeckii f. boeckii (Ehrenberg) Grunow, 1860 accepted as Cocconema boeckii Ehrenberg, 1838
Brebissonia boeckii f. rostrata Schulz, 1926 (uncertain > unassessed )
Brebissonia boeckii var. minor Cleve, 1894 (uncertain > unassessed )
Brebissonia interposita (Lewis) Kuntze, 1898 accepted as Navicula interposita Lewis, 1865
Brebissonia lanceolata (C.Agardh) Mahoney & Reimer, 1986 accepted as Gomphonema lanceolatum C.Agardh, 1831
Brebissonia lewisiana (Greville) Kuntze, 1898 accepted as Navicula lewisiana Greville, 1863
Brebissonia nordstedtii Gutwinski & Chmielewski, 1906 (uncertain > unassessed )
Brebissonia palmerii Boyer, 1916 (uncertain > unassessed )
Brebissonia rhomboides (Ehrenberg) Kuntze, 1898 accepted as Navicula rhomboides f. rhomboides Ehrenberg, 1843
Brebissonia staurophora Karsten, 1899 (uncertain > unassessed )
Brebissonia styriaca (Grunow) Kuntze, 1898 accepted as Navicula styriaca Grunow, 1880
Brebissonia vulgaris (Thwaites) Kuntze, 1898 accepted as Schizonema vulgare var. vulgare Thwaites, 1848
Brebissonia weissflogii Grunow, 1878 (uncertain > unassessed )
Celebesia distinguenda (Hustedt) D. Kapustin, Kulikovskiy & Kociolek, 2017
Cymbella abbottii Cholnoky & Claus, 1961 accepted as Encyonopsis abbottii (Cholnoky & Claus) Krammer, 1997
Cymbella abnormis Grunow, 1880 (uncertain > unassessed )
Cymbella abnormis var. abnormis Grunow, 1880 (uncertain > unassessed )
Cymbella abnormis var. antiqua Grunow, 1882 (uncertain > unassessed )
Cymbella abnormis var. fossilis Pantocsek, 1892 (uncertain > unassessed )
Cymbella abyssinica Grunow, 1886 (uncertain > unassessed )
Cymbella aculeata Lauby, 1910 (uncertain > unassessed )
Cymbella acuminata Beling et al., 1936 (uncertain > unassessed )
Cymbella acuta (Lyngbye) C.Agardh, 1830 (uncertain > unassessed )
Cymbella acuta Lauby, 1910 (uncertain > unassessed )
Cymbella acuta f. acuta (Schmidt in Schmidt et al.) Cleve, 1894 accepted as
Cymbella acuta f. baicalensis Skvortzow & Meyer, 1928 (uncertain > unassessed )
Cymbella acuta var. minor Zanon, 1941 (uncertain > unassessed )
Cymbella acutiuscula Cleve, 1894 (uncertain > unassessed )
Cymbella acutiuscula var. minor Foged, 1971 (uncertain > unassessed )
Cymbella adnata (Kützing) Brébisson & Godey (uncertain > unassessed )
Cymbella adnata Montagne, 1840 (uncertain > unassessed )
Cymbella advena VanLandingham, 1969 (uncertain > unassessed )
Cymbella aequalis W.Smith, 1855 accepted as Encyonopsis aequalis (W.Smith) Krammer, 1997
Cymbella aequalis f. ceylonica Skvortzow, 1930 (uncertain > unassessed )
Cymbella aequalis f. linearis Cleve-Euler, 1955 (uncertain > unassessed )
Cymbella aequalis f. minor Østrup, 1910 (uncertain > unassessed )
Cymbella aequalis f. minor Stone in McLaughlin & Stone, 1986 (uncertain > unassessed )
Cymbella aequalis f. platycephala (Mayer) Cleve-Euler, 1955 accepted as Cymbella aequalis var. platycephala Mayer, 1919
Cymbella aequalis f. subundulata Cleve-Euler, 1955 (uncertain > unassessed )
Cymbella aequalis f. undulata Hustedt, 1931 (uncertain > unassessed )
Cymbella aequalis var. alaskaensis E. Manguin, 1960 (uncertain > unassessed )
Cymbella aequalis var. alaskensis Manguin ex Kociolek & Reviers, 1996 (uncertain > unassessed )
Cymbella aequalis var. diminuta (Grunow) Cleve, 1894 accepted as Cymbella obtusa var. diminuta Grunow, 1882-1885
Cymbella aequalis var. florentina (Grunow) Cleve, 1894 † accepted as Cymbella subaequalis var. florentina Grunow, 1880 †
Cymbella aequalis var. florentina [sensu] Cleve-Euler, 1939 (uncertain > unassessed )
Cymbella aequalis var. florentina f. ceylonica Skvortzov accepted as Cymbella aequalis f. ceylonica Skvortzow, 1930
Cymbella aequalis var. florentinoides Maillard, 1962 (uncertain > unassessed )
Cymbella aequalis var. fossilis Cleve-Euler, 1934 (uncertain > unassessed )
Cymbella aequalis var. genuina Mayer, 1919 (uncertain > unassessed )
Cymbella aequalis var. grevillei Cleve-Euler, 1955 (uncertain > unassessed )
Cymbella aequalis var. hybrida Grunow in Schmidt et al., 1881 (uncertain > unassessed )
Cymbella aequalis var. lapponica Cleve-Euler, 1934 (uncertain > unassessed )
Cymbella aequalis var. oblonga Cleve-Euler, 1934 (uncertain > unassessed )
Cymbella aequalis var. oblonga Fontell, 1917 (uncertain > unassessed )
Cymbella aequalis var. pisciculus (Gregory) Cleve-Euler, 1955 accepted as Cymbella pisciculus var. pisciculus Gregory, 1856
Cymbella aequalis var. platycephala Mayer, 1919 (uncertain > unassessed )
Cymbella aequalis var. subaequalis (Grunow) Mayer, 1919 accepted as Cymbella subaequalis Grunow, 1880
Cymbella aequalis var. subinflata Mayer, 1947 (uncertain > unassessed )
Cymbella aequalis var. undulata Mayer, 1947 (uncertain > unassessed )
Cymbella aequaloides Archibald, 1966 (uncertain > unassessed )
Cymbella affiniformis Krammer, 2002 (uncertain > unassessed )
Cymbella affinis [sensu] Pantocsek, 1892 (uncertain > unassessed )
Cymbella affinis Kützing, 1844
Cymbella affinis f. affinis Kützing, 1844 (uncertain > unassessed )
Cymbella affinis f. curta Cleve & Möller, 1882 (uncertain > unassessed )
Cymbella affinis f. excisa (Kützing) Grunow, 1882 accepted as Cymbella excisa Kützing, 1844
Cymbella affinis f. venter Martinez de Fabricius, 1999 (uncertain > unassessed )
Cymbella affinis f. ventriconcava Obukhova, 1959 (uncertain > unassessed )
Cymbella affinis var. afarensis Gasse, 1986 (uncertain > unassessed )
Cymbella affinis var. angusta (Krammer, 2002) W.Silva, 2015
Cymbella affinis var. elegans Mereschkowsky, 1906 (uncertain > unassessed )
Cymbella affinis var. excisa (Kützing) Grunow, 1882 accepted as Cymbella excisa Kützing, 1844
Cymbella affinis var. genuina Mayer, 1947 (uncertain > unassessed )
Cymbella affinis var. gracilis Grunow in Cleve & Möller, 1882 (uncertain > unassessed )
Cymbella affinis var. gracilis Mayer, 1947 (uncertain > unassessed )
Cymbella affinis var. leptoceras (Ehrenberg) Brun, 1880 accepted as Cocconema leptoceros Ehrenberg, 1843
Cymbella affinis var. maculata Shtin, 1945 (uncertain > unassessed )
Cymbella affinis var. maior Mayer, 1947 (uncertain > unassessed )
Cymbella affinis var. nana (Hassall in Rabenhorst) Grunow accepted as Cocconema gibbum var. nanum Hassall in Rabenhorst, 1860-1879
Cymbella affinis var. neoprocera W.Silva, 2015
Cymbella affinis var. obesa Cleve, 1894 (uncertain > unassessed )
Cymbella affinis var. primigenia E. Manguin, 1949 (uncertain > unassessed )
Cymbella affinis var. procera Krammer, 2002 accepted as Cymbella tumidula var. procera (Krammer, 2002) W.Silva, 2015
Cymbella affinis var. selengensis Skvortzov, 2012 (uncertain )
Cymbella affinis var. semicircularis Lagerstedt, 1873 (uncertain > unassessed )
Cymbella affinis var. subcapitata (Krammer, 2002) W.Silva, 2015
Cymbella affinis var. truncata Grunow in Van Heurck, 1880-1885 (uncertain > unassessed )
Cymbella affinis var. tumida Lagerstedt, 1873 (uncertain > unassessed )
Cymbella affinis var. ventriconcava Obukhova, 1961 (uncertain > unassessed )
Cymbella alaskana Patrick & Freese, 1961 (uncertain > unassessed )
Cymbella algida Cleve-Euler, 1955 (uncertain > unassessed )
Cymbella alpestris Krammer, 2002 (uncertain > unassessed )
Cymbella alpha Heinzerling, 1908 (uncertain > unassessed )
Cymbella alpina Grunow, 1863 accepted as Encyonema alpinum (Grunow) D.G.Mann, 1990 accepted as Cymbella alpina f. alpina Grunow, 1863
Cymbella alpina f. alpina Grunow, 1863 (uncertain > unassessed )
Cymbella alpina f. intermedia Manguin, 1952 (uncertain > unassessed )
Cymbella alpina f. minor Brun & Héribaud in Héribaud, 1893 (uncertain > unassessed )