Achnanthes Bory, 1822 (additional source)
Achnanthes brevipes C.Agardh, 1824 (additional source)
Achnanthes brevipes var. angustata (Greville) Cleve, 1895 (additional source)
Achnanthes brevipes var. intermedia (Kützing) Cleve, 1895 accepted as Achnanthes intermedia Kützing, 1833 (additional source)
Achnanthes citronella (A.Mann) Hustedt, 1937 accepted as Cocconeis citronella Mann, 1925 (basis of record)
Achnanthes hauckiana Grunow, 1880 (additional source)
Achnanthes hauckiana var. hauckiana Grunow in Cleve & Grunow, 1880 (basis of record)
Achnanthes intermedia Kützing, 1833 (additional source)
Achnanthes javanica Grunow in Cleve & Möller, 1878 (additional source)
Achnanthes javanica var. subconstricta Meister, 1932 (additional source)
Achnanthes longipes C.Agardh, 1824 (additional source)
Achnanthidium F.T. Kützing, 1844 (additional source)
Achnanthidium delicatulum sensu Schumann, 1867 (basis of record)
Achnanthidium delicatulum f. delicatulum Kützing, 1844 (basis of record)
Actinocyclus C.G. Ehrenberg, 1837 (additional source)
Actinocyclus alienus Grunow in Cleve, 1883 (additional source)
Actinocyclus ehrenbergii Ralfs, 1861 (additional source)
Actinocyclus ingens Rattray, 1890 † (additional source)
Actinocyclus ingens var. ovalis R.Gersonde, 1990 (basis of record)
Actinocyclus octonarius Ehrenberg, 1837 accepted as Actinoptychus octonarius (Ehrenberg) Kützing, 1844 accepted as Actinocyclus octonarius var. octonarius Ehrenberg, 1837 (additional source)
Actinocyclus octonarius var. octonarius Ehrenberg, 1837 (additional source)
Actinocyclus octonarius var. tenellus (Brébisson) Hendey, 1954 accepted as Eupodiscus tenellus Brébisson, 1854 (additional source)
Actinocyclus senarius Ehrenberg, 1838 (additional source)
Actinoptychus C.G. Ehrenberg, 1843 (basis of record)
Actinoptychus octonarius (Ehrenberg) Kützing, 1844 accepted as Actinocyclus octonarius var. octonarius Ehrenberg, 1837 (additional source)
Actinoptychus pericavatus J.-J.Brun (additional source)
Actinoptychus senarius (Ehrenberg) Ehrenberg, 1843 accepted as Actinocyclus senarius Ehrenberg, 1838 (additional source)
Alloioneis J. Schumann ex P.T. Cleve, 1878 (basis of record)
Alloioneis debyi Leuduger-Fortmorel, 1892 (additional source)
Amphora C.G. Ehrenberg ex F.T. Kützing, 1844 (additional source)
Amphora acutiuscula Kützing, 1844 accepted as Halamphora acutiuscula (Kützing) Levkov, 2009 (additional source)
Amphora acutiuscula var. acutiuscula Kützing, 1844 (basis of record)
Amphora angusta Gregory, 1857 (additional source)
Amphora costata var. costata W. Smith, 1853 (basis of record)
Amphora exigua var. exigua Gregory, 1857 (basis of record)
Amphora inflata Grunow, 1875 (additional source)
Amphora pediculus (Kützing) Grunow ex A.Schmidt, 1875 (additional source)
Arachnoidiscus H. Deane ex G. Shadbolt, 1852 (basis of record)
Arachnoidiscus ehrenbergii J.W.Bailey ex Ehrenberg (additional source)
Arcocellulus G.R. Hasle, H.A. von Stosch & E.E. Syvertsen, 1983 (basis of record)
Arcocellulus cornucervis G.R.Hasle, H.A.von Stosch & E.E.Syvertsen, 1983 (basis of record)
Asterionella A.H. Hassall, 1850 (additional source)
Asterionella frauenfeldii Grunow, 1863 represented as Thalassionema frauenfeldii (Grunow) Tempère & Peragallo, 1910 (additional source)
Asterionella glacialis Castracane, 1886 (additional source)
Asterionella kariana Grunow, 1880 (additional source)
Asterionellopsis F.E. Round in F.E. Round, R.M. Crawford & D.G. Mann, 1990 (additional source)
Asterionellopsis glacialis (Castracane) Round, 1990 accepted as Asterionella glacialis Castracane, 1886 (additional source)
Asteromphalus C.G. Ehrenberg, 1844 (additional source)
Asteromphalus cleveanus Grunow, 1876 (basis of record)
Asteromphalus flabellatus (Brébisson) Greville, 1859 (additional source)
Asteroplanus C. Gardner & R.M. Crawford in R.M. Crawford & C. Gardner, 1997 (additional source)
Asteroplanus karianus (Grunow) C.Gardner & R.M.Crawford, 1997 accepted as Asterionella kariana Grunow, 1880 (basis of record)
Aulacoseira G.H.K. Thwaites, 1848 (additional source)
Aulacoseira islandica (O.Müller) Simonsen, 1979 (basis of record)
Bacillaria J.F. Gmelin, 1788 (additional source)
Bacillaria interrupta Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Bacillaria paxillifera (O.F.Müller) T.Marsson, 1901 accepted as Vibrio paxillifer O.F.Müller, 1786 (basis of record)
Bacteriastrum G. Shadbolt, 1854 (additional source)
Bacteriastrum furcatum Shadbolt, 1854 (additional source)
Bacteriastrum minus Karsten, 1905 (additional source)
Bacterosira H.H. Gran, 1900 (additional source)
Bacterosira bathyomphala (Cleve) Syvertsen & Hasle, 1993 accepted as Coscinodiscus bathyomphalus Cleve, 1883 (additional source)
Bellerochea H. Van Heurck, 1885 (basis of record)
Bellerochea horologicalis Stosch, 1980 (basis of record)
Bellerochea malleus (Brightwell) Van Heurck, 1885 (basis of record)
Bellerochea malleus f. biangulata Peragallo accepted as Bellerochea malleus var. biangulata H.Peragallo & M.Peragallo, 1908 (additional source)
Bellerochea malleus var. biangulata H.Peragallo & M.Peragallo, 1908 (basis of record)
Biddulphia S.F. Gray, 1821 (basis of record)
Biddulphia antediluviana (Ehrenberg) Van Heurck, 1885 (additional source)
Biddulphia granulata Roper, 1859 † accepted as Cerataulus granulatus (Roper) P.A. Sims & D.M. Williams, 2018 † (basis of record)
Biddulphia heteroceros Grunow in Van Heurck, 1882 (additional source)
Biddulphia laevis Ehrenberg, 1843 (additional source)
Biddulphia laevis f. laevis Ehrenberg, 1843 (basis of record)
Biddulphia longicruris Greville, 1859 accepted as Hobaniella longicruris (Greville) P.A. Sims & D.M. Williams in Sims et al., 2018 (additional source)
Biddulphia longicruris var. longicruris Greville, 1859 (basis of record)
Biddulphia reticulata Roper, 1859 accepted as Pseudictyota reticulata (Roper) P.A. Sims & D. M. Williams in Sims et al., 2018 (additional source)
Biddulphia sinensis Greville, 1866 (additional source)
Caloneis P.T. Cleve, 1894 (additional source)
Caloneis elongata (Grunow in Schmidt) Boyer, 1927 accepted as Navicula elongata Grunow in Schmidt, 1874 (additional source)
Campylodiscus C.G. Ehrenberg ex F.T. Kützing, 1844 (additional source)
Campylodiscus birostratus Deby, 1891 (additional source)
Campyloneis A. Grunow, 1862 (additional source)
Campyloneis grevillei (W.Smith) Grunow & Eulenstein, 1868 accepted as Cocconeis regalis Greville, 1859 (additional source)
Cerataulina H. Peragallo ex F. Schütt in Engler & Prantl, 1896 (basis of record)
Cerataulina bergonii Ostenfeld, 1903 (basis of record)
Cerataulina bicornis (Ehrenberg) Hasle, 1985 accepted as Syringidium bicorne Ehrenberg, 1845  (basis of record)
Cerataulina dentata Hasle in Hasle & Syvertsen, 1980 (additional source)
Cerataulina pelagica (Cleve) Hendey, 1937 accepted as Cerataulina bergonii Ostenfeld, 1903 (basis of record)
Cerataulus Ehrenberg, 1844 (basis of record)
Ceratoneis C.G. Ehrenberg, 1839 accepted as Cylindrotheca L. Rabenhorst, 1859 (basis of record)
Ceratoneis closterium Ehrenberg, 1839 (additional source)
Chaetoceros C.G. Ehrenberg, 1844 (additional source)
Chaetoceros affinis Lauder, 1864 (additional source)
Chaetoceros atlanticus Cleve, 1873 (additional source)
Chaetoceros constrictus Gran, 1897 (additional source)
Chaetoceros costatus Pavillard, 1911 (additional source)
Chaetoceros debilis Cleve, 1894 emend Xu, Y.Li & Lundholm in Xu et al., 2020 (basis of record)
Chaetoceros decipiens Cleve, 1873 (additional source)
Chaetoceros denticulatus (additional source)
Chaetoceros dichaeta Ehrenberg, 1844 (additional source)