Actinoptychus senarius (Ehrenberg) Ehrenberg, 1843 accepted as Actinocyclus senarius Ehrenberg, 1838 (additional source)
Asterionellopsis glacialis (Castracane) Round, 1990 accepted as Asterionella glacialis Castracane, 1886 (additional source)
Cerataulina pelagica (Cleve) Hendey, 1937 accepted as Cerataulina bergonii Ostenfeld, 1903 (additional source)
Ceratium lineatum (Ehrenberg) Cleve, 1899 accepted as Tripos lineatus (Ehrenberg) F.Gómez, 2013 (additional source)
Ceratium longipes (Bailey) Gran, 1902 accepted as Tripos longipes (Bailey) F.Gómez, 2013 (additional source)
Chaetoceros affinis Lauder, 1864 (additional source)
Chaetoceros compressus Lauder, 1864 (additional source)
Chaetoceros constrictus Gran, 1897 (additional source)
Chaetoceros danicus Cleve, 1889 (additional source)
Chaetoceros debilis Cleve, 1894 emend Xu, Y.Li & Lundholm in Xu et al., 2020 (additional source)
Chaetoceros decipiens Cleve, 1873 (additional source)
Chaetoceros diadema (Ehrenberg) Gran, 1897 accepted as Syndendrium diadema Ehrenberg, 1854 † (additional source)
Chaetoceros didymus Ehrenberg, 1845 (additional source)
Chaetoceros lorenzianus Grunow, 1863 (additional source)
Chaetoceros similis Cleve, 1896 (additional source)
Chaetoceros simplex Ostenfeld, 1902 (additional source)
Chaetoceros socialis H.S.Lauder, 1864 (additional source)
Chaetoceros teres Cleve, 1896 (additional source)
Cylindrotheca closterium (Ehrenberg) Reimann & J.C.Lewin, 1964 (additional source)
Dactyliosolen fragilissimus (Bergon) Hasle, 1996 accepted as Rhizosolenia fragilissima f. fragilissima Bergon, 1903 (additional source)
Detonula pumila (Castracane) Gran, 1900 accepted as Lauderia pumila Castracane, 1886 (additional source)
Dictyocha speculum Ehrenberg, 1839 accepted as Octactis speculum (Ehrenberg) F.H.Chang, J.M.Grieve & J.E.Sutherland, 2017 (basis of record)
Dinophysis acuminata Claparède & Lachmann, 1859 (additional source)
Ditylum brightwellii (T.West) Grunow, 1885 (additional source)
Eucampia zodiacus Ehrenberg, 1839 (additional source)
Gonyaulax digitale (Pouchet) Kofoid, 1911 (additional source)
Gonyaulax spinifera (Claparède & Lachmann) Diesing, 1866 (additional source)
Guinardia delicatula (Cleve) Hasle, 1997 accepted as Rhizosolenia delicatula Cleve, 1900 (additional source)
Guinardia flaccida (Castracane) H.Peragallo, 1892 accepted as Rhizosolenia flaccida Castracane, 1886 (additional source)
Guinardia striata (Stolterfoth) Hasle, 1996 accepted as Eucampia striata Stolterfoth, 1879 (additional source)
Gyrosigma fasciola (Ehrenberg) J.W.Griffith & Henfrey, 1856 accepted as Ceratoneis fasciola Ehrenberg, 1839 (additional source)
Helicotheca tamesis (Shrubsole) M.Ricard, 1987 (basis of record)
Heterocapsa triquetra (Ehrenberg) F.Stein, 1883 accepted as Kryptoperidinium triquetrum (Ehrenberg) U.Tillmann, M. Gottschling, M.Elbrächter, W.-H.Kusber & M.Hoppenrath, 2019 (additional source)
Lauderia annulata Cleve, 1873 (additional source)
Leptocylindrus minimus Gran, 1915 (additional source)
Lithodesmium undulatum Ehrenberg, 1839 (additional source)
Odontella aurita (Lyngbye) C.Agardh, 1832 (additional source)
Odontella regia (Schultze) Simonsen, 1974 (additional source)
Phalacroma rotundatum (Claparéde & Lachmann) Kofoid & J.R.Michener, 1911 (additional source)
Pleurosigma angulatum (Queckett) W.Smith, 1852 (additional source)
Proboscia alata (Brightwell) Sundström, 1986 (additional source)
Prorocentrum micans Ehrenberg, 1834 (additional source)
Protoperidinium denticulatum (Gran & Braarud, 1935) Balech, 1974 (additional source)
Protoperidinium depressum (Bailey, 1854) Balech, 1974 (additional source)
Protoperidinium divergens (Ehrenberg) Balech, 1974 (additional source)
Rhizosolenia hebetata Bailey, 1856 (additional source)
Rhizosolenia imbricata Brightwell, 1858 (additional source)
Rhizosolenia pungens Cleve-Euler, 1937 represented as Sundstroemia pungens (Cl.-Euler) Medlin, Lundholm, Boonprakob, Moestrup in Medlin et al., 2021 (additional source)
Rhizosolenia setigera Brightwell, 1858 represented as Sundstroemia setigera (Brightwell) Medlin in Medlin et al., 2021 (additional source)
Scrippsiella trochoidea (F.Stein) A.R.Loeblich III, 1976 accepted as Scrippsiella acuminata (Ehrenberg) Kretschmann, Elbrächter, Zinssmeister, S.Soehner, Kirsch, Kusber & Gottschling, 2015 (additional source)
Skeletonema costatum (Greville) Cleve, 1873 (additional source)
Stephanopyxis turris (Greville) Ralfs, 1861 (additional source)
Thalassionema nitzschioides (Grunow) Mereschkowsky, 1902 (additional source)
Thalassiosira angulata (W.Gregory) Hasle, 1978 accepted as Orthosira angulata Gregory, 1857 (additional source)
Thalassiosira anguste-lineata (A.Schmidt) G.Fryxell & Hasle, 1977 accepted as Coscinodiscus angustelineatus Schmidt in Schmidt et al., 1878 (additional source)
Thalassiosira baltica (Grunow) Ostenfeld, 1901 (basis of record)
Thalassiosira decipiens (Grunow) E.G.Jørgensen, 1905 (additional source)
Thalassiosira gravida Cleve, 1896 (additional source)
Thalassiosira nordenskioeldii Cleve, 1873 (additional source)
Thalassiosira rotula Meunier, 1910 accepted as Thalassiosira gravida Cleve, 1896 (additional source)