Actinocyclus octonarius Ehrenberg, 1837 accepted as Actinoptychus octonarius (Ehrenberg) Kützing, 1844 accepted as Actinocyclus octonarius var. octonarius Ehrenberg, 1837 (additional source)
Actinoptychus senarius (Ehrenberg) Ehrenberg, 1843 accepted as Actinocyclus senarius Ehrenberg, 1838 (additional source)
Alexandrium tamarense (Lebour) Balech, 1995 (additional source)
Asteromphalus C.G. Ehrenberg, 1844 (additional source)
Asteromphalus heptactis (Brébisson) Ralfs, 1861 (additional source)
Asteromphalus hookeri Ehrenberg, 1844 (additional source)
Berkeleya rutilans (Trentepohl ex Roth) Grunow, 1880 (additional source)
Caneosphaera molischii (Schiller) Gaarder, 1977 accepted as Syracosphaera molischii J.Schiller, 1925 (additional source)
Ceratium extensum (Gourret) Cleve-Euler, 1900 accepted as Tripos extensus (Gourret) F.Gómez, 2013 (additional source)
Ceratium fusus (Ehrenberg) Dujardin, 1841 accepted as Tripos fusus (Ehrenberg) F.Gómez, 2013 (additional source)
Ceratium lineatum (Ehrenberg) Cleve, 1899 accepted as Tripos lineatus (Ehrenberg) F.Gómez, 2013 (additional source)
Ceratium tripos (O.F.Müller) Nitzsch, 1817 accepted as Tripos muelleri Bory de Saint-Vincent, 1826 (additional source)
Chaetoceros atlanticus Cleve, 1873 (additional source)
Chaetoceros brevis F.Schütt, 1895 (additional source)
Chaetoceros castracanei Karsten, 1905 (basis of record)
Chaetoceros concavicornis Mangin, 1917 (additional source)
Chaetoceros convolutus Castracane, 1886 (additional source)
Chaetoceros curvisetus Cleve, 1889 (additional source)
Chaetoceros debilis Cleve, 1894 emend Xu, Y.Li & Lundholm in Xu et al., 2020 (additional source)
Chaetoceros dichaeta Ehrenberg, 1844 (additional source)
Chaetoceros laciniosus F.Schütt, 1895 (additional source)
Chaetoceros neogracilis VanLand., 1968 (additional source)
Chaetoceros peruvianus Brightwell, 1856 (additional source)
Chaetoceros radicans F.Schütt, 1895 (additional source)
Chaetoceros simplex Ostenfeld, 1902 (additional source)
Chaetoceros socialis H.S.Lauder, 1864 (additional source)
Chaetoceros tortissimus Gran, 1900 (additional source)
Choreotrichida (basis of record)
Chrysochromulina polylepis Manton & Parke, 1962 accepted as Prymnesium polylepis (Manton & Parke) Edvardsen, Eikrem & Probert, 2011 (additional source)
Corethron pennatum (Grunow) Ostenfeld, 1909 (basis of record)
Coscinodiscus asteromphalus Ehrenberg, 1844 (additional source)
Coscinodiscus centralis Ehrenberg, 1844 (additional source)
Coscinodiscus marginatus Ehrenberg, 1844 (additional source)
Coscinodiscus oculus-iridis (Ehrenberg) Ehrenberg, 1840 (basis of record)
Coscinodiscus radiatus Ehrenberg, 1840 (additional source)
Cylindrotheca closterium (Ehrenberg) Reimann & J.C.Lewin, 1964 (additional source)
Dactyliosolen antarcticus Castracane, 1886 (additional source)
Dictyocha fibula Ehrenberg, 1839 † (additional source)
Dictyocha speculum Ehrenberg, 1839 accepted as Octactis speculum (Ehrenberg) F.H.Chang, J.M.Grieve & J.E.Sutherland, 2017 (additional source)
Dinophysis ovum Schütt, 1895 sensu Martin, 1929 accepted as Dinophysis fortii Pavillard, 1924 (additional source)
Dinophysis punctata Jörgensen, 1923 (additional source)
Diplopsalis lenticula Bergh, 1882 (additional source)
Emiliania W.W.Hay & H.P.Mohler, 1967 (additional source)
Emiliania huxleyi (Lohmann) W.W.Hay & H.Mohler, 1967 accepted as Gephyrocapsa huxleyi (Lohmann) P.Reinhardt, 1972 (additional source)
Ephemera T.B.B. Paddock, 1988 (basis of record)
Ephemera planamembranacea (Hendey) Paddock, 1988 accepted as Navicula planamembranacea Hendey, 1964 (basis of record)
Exogenida (basis of record)
Folliculina Lamarck, 1816 (basis of record)
Gonyaulax digitale Lemmermann, 1899 accepted as Gonyaulax digitale (Pouchet) Kofoid, 1911 (additional source)
Gonyaulax scrippsae Kofoid, 1911 (additional source)
Guinardia cylindrus (Cleve) Hasle, 1996 accepted as Rhizosolenia cylindrus Cleve, 1897 (additional source)
Gyrodinium lacryma (Meunier) Kofoid & Swezy, 1921 (additional source)
Hemidiscus cuneiformis Wallich, 1860 (additional source)
Laboea strobila Lohmann, 1908 (additional source)
Lauderia annulata Cleve, 1873 (additional source)
Leptocylindrus danicus Cleve, 1889 (additional source)
Leptocylindrus mediterraneus (H.Peragallo) Hasle, 1975 accepted as Lauderia mediterranea H.Peragallo, 1888 (additional source)
Leucocryptos marina (Braarud) Butcher, 1967 (additional source)
Meringosphaera mediterranea Lohmann, 1903 (additional source)
Nitzschia acicularis (Kützing) W.Smith, 1853 (additional source)
Nitzschia longissima (Brébisson) Ralfs, 1861 (additional source)
Odontella aurita (Lyngbye) C.Agardh, 1832 (additional source)
Phalacroma rotundatum (Claparéde & Lachmann) Kofoid & J.R.Michener, 1911 (additional source)
Phyllopharyngea (basis of record)
Planktoniella sol (C.G.Wallich) Schütt, 1892 accepted as Coscinodiscus sol C.G.Wallich, 1860 (additional source)
Pleurosigma directum Grunow, 1880 (additional source)
Polykrikos schwartzii Bütschli, 1873 (basis of record)
Porosira glacialis (Grunow) Jörgensen, 1905 (additional source)
Proboscia alata (Brightwell) Sundström, 1986 (additional source)
Proboscia truncata (G.Karsten) Nöthig & Ligowski, 1991 accepted as Rhizosolenia truncata G.Karsten, 1905 (additional source)
Prorocentrum balticum (Lohmann) Loeblich III, 1970 (additional source)
Prorocentrum compressum (Bailey) T.H.Abé ex J.D.Dodge, 1975 accepted as Tryblionella compressa (J.W.Bailey) M.Poulin, 1990 accepted as Pyxidicula compressa var. compressa J.W. Bailey, 1851 (additional source)
Protoperidinium antarcticum (Schimper ex Karsten) Balech, 1974 (additional source)
Protoperidinium crassipes (Kofoid, 1907) Balech, 1974 (additional source)
Rhizosolenia chunii Karsten, 1905 (basis of record)
Rhizosolenia imbricata Brightwell, 1858 (additional source)
Rhizosolenia styliformis T.Brightwell, 1858 (additional source)
Roperia tesselata (Roper) Grunow ex Pelletan, 1889 (additional source)
Syracosphaera molischii J.Schiller, 1925 (additional source)
Syracosphaera pulchra Lohmann, 1902 (additional source)
Thalassionema nitzschioides (Grunow) Mereschkowsky, 1902 (additional source)
Thalassiosira antarctica Comber, 1896 (additional source)
Thalassiosira eccentrica (Ehrenberg) Cleve, 1904 (additional source)
Thalassiosira gracilis (Karsten) Hustedt, 1958 accepted as Coscinodiscus gracilis Karsten, 1905 (basis of record)
Thalassiosira gracilis var. expecta (VanLandingham) G.Fryxell & Hasle, 1979 (basis of record)
Thalassiosira gravida Cleve, 1896 (additional source)
Thalassiosira leptopus (Grunow ex Van Heurck) Hasle & G.Fryxell, 1977 (additional source)
Thalassiosira oestrupii (Ostenfeld) Hasle, 1972 represented as Shionodiscus oestrupii (Ostenfeld) A.J.Alverson, S.H.Kang & E.C.Theriot, 2006 (additional source)
Trachyneis aspera (Ehrenberg) Cleve, 1894 (additional source)