Actiniscaceae Kützing, 1844 (basis of record)
Actiniscales (basis of record)
Alexandrium Halim, 1960 (basis of record)
Alexandrium acatenella (Whedon & Kofoid) Balech, 1985 accepted as Alexandrium catenella (Whedon & Kofoid) Balech, 1985 (basis of record)
Alexandrium andersoni Balech, 1990 accepted as Alexandrium andersonii Balech, 1990 (basis of record)
Alexandrium angustitabulatum F.J.R.Taylor, 1995 accepted as Alexandrium minutum Halim, 1960 (source of synonymy)
Alexandrium angustitabulatum F.J.R.Taylor, 1995 accepted as Alexandrium minutum Halim, 1960 (basis of record)
Alexandrium catenella (Whedon & Kofoid) Balech, 1985 (basis of record)
Alexandrium concavum (Gaarder) Balech, 1985 (basis of record)
Alexandrium fundyense Balech, 1985 accepted as Alexandrium catenella (Whedon & Kofoid) Balech, 1985 (basis of record)
Alexandrium kutnerae (Balech, 1979) Balech, 1985 (basis of record)
Alexandrium leei Balech, 1985 (basis of record)
Alexandrium margalefii Balech, 1994 (basis of record)
Alexandrium monilatum (J.F.Howell) Balech, 1995 (additional source)
Alexandrium monilatum (J.F.Howell) Balech, 1995 (basis of record)
Alexandrium ostenfeldii (Paulsen) Balech & Tangen, 1985 (basis of record)
Alexandrium ostenfeldii (Paulsen) Balech & Tangen, 1985 (source of synonymy)
Alexandrium peruvianum (Balech & Mendiola) Balech & Tangen, 1985 accepted as Alexandrium ostenfeldii (Paulsen) Balech & Tangen, 1985 (basis of record)
Alexandrium tamarense (Lebour) Balech, 1995 (basis of record)
Alexandrium taylori Balech, 1994 accepted as Alexandrium taylorii Balech, 1994 (basis of record)
Amphidinium Claperède & Lachmann, 1859 (basis of record)
Blepharocysta Ehrenberg, 1873 (basis of record)
Blepharocysta paulsenii Schiller, 1937 (basis of record)
Brachidiniaceae Sournia, 1972 (basis of record)
Centrodinium Kofoid, 1907 (basis of record)
Centrodinium complanatum (Cleve) Kofoid, 1907 (basis of record)
Ceratiaceae Kofoid, 1907 (basis of record)
Ceratium F.Schrank, 1793 (basis of record)
Ceratium dens Ostenfeld & J.Schmidt, 1901 accepted as Tripos dens (Ostenfeld & Johannes Schmidt) F.Gómez, 2013 (basis of record)
Ceratium furca (Ehrenberg) Claparède & Lachmann, 1859 accepted as Tripos furca (Ehrenberg) F.Gómez, 2013 (basis of record)
Ceratium horridum (Cleve) Gran, 1902 accepted as Tripos horridus (Cleve) F.Gómez, 2013 (basis of record)
Ceratium massiliense (Gourret) Karsten, 1906 accepted as Tripos massiliensis (Gourret) F.Gómez, 2013 (basis of record)
Ceratium tripos (O.F.Müller) Nitzsch, 1817 accepted as Tripos muelleri Bory de Saint-Vincent, 1826 (basis of record)
Ceratoperidinium Margalef ex A.R.Loeblich, III, 1980 (basis of record)
Cladopyxidaceae Kofoid, 1907 (basis of record)
Cochlodinium Schütt, 1896 (basis of record)
Cochlodinium catenatum Okamura, 1916 accepted as Margalefidinium catenatum (Okamura) F.Gómez, Richlen & D.M.Anderson, 2017 (basis of record)
Cochlodinium polykrikoides Margalef, 1961 accepted as Margalefidinium polykrikoides (Margalef) F.Gómez, Richlen & D.M.Anderson, 2017 (additional source)
Coolia Meunier, 1919 (basis of record)
Coolia monotis Meunier, 1919 (additional source)
Dicroerisma F.J.R.Taylor & S.A.Cattell, 1970 (basis of record)
Dicroerisma psilonereiella F.J.R.Taylor & S.A.Cattell, 1969 (basis of record)
Dinophysaceae Bütschli, 1885 (basis of record)
Dinophysiales accepted as Dinophysales (basis of record)
Dinophysis Ehrenberg, 1839 (basis of record)
Dinophysis acuminata Claparède & Lachmann, 1859 (additional source)
Dinophysis acuta Ehrenberg, 1839 (basis of record)
Dinophysis caudata Saville-Kent, 1881 (basis of record)
Dinophysis fortii Pavillard, 1924 (basis of record)
Dinophysis norvegica Claparède & Lachmann, 1859 (basis of record)
Dinophysis odiosa (Pavillard) Tai & Skogsberg, 1934 (basis of record)
Dinophysis sacculus F.Stein, 1883 (basis of record)
Dinophysis similis Kofoid & Skogsberg, 1928 (basis of record)
Dinophysis tripos Gourret, 1883 (basis of record)
Dissodinium Klebs, 1916 accepted as Pyrocystis J.Murray ex Haeckel, 1890 (basis of record)
Ensiculifera Balech ex K.Matsuoka, S.Kobayashi & G.Gains, 1990 (basis of record)
Ensiculifera angulata Balech, 1988 (basis of record)
Goniodomataceae Lindemann, 1928 (basis of record)
Gonyaulax Diesing, 1866 (basis of record)
Gonyaulax excavata (Braarud) Balech, 1971 accepted as Alexandrium catenella (Whedon & Kofoid) Balech, 1985 (basis of record)
Gonyaulax grindleyi Reinecke, 1967 accepted as Protoceratium reticulatum (Claparède & Lachmann) Bütschli, 1885 (basis of record)
Gonyaulax grindleyi Reinecke, 1967 accepted as Protoceratium reticulatum (Claparède & Lachmann) Bütschli, 1885 (source of synonymy)
Gymnodiniaceae Lankester, 1885 (basis of record)
Gymnodiniales (basis of record)
Gymnodinium F.Stein, 1878 (basis of record)
Gymnodinium aureolum (E.M.Hulburt) Gert Hansen, 2000 (basis of record)
Gymnodinium breve C.C.Davis, 1948 accepted as Karenia brevis (C.C.Davis) Gert Hansen & Moestrup, 2000 (basis of record)
Gymnodinium breve C.C.Davis, 1948 accepted as Karenia brevis (C.C.Davis) Gert Hansen & Moestrup, 2000 (source of synonymy)
Gymnodinium catenatum H.W.Graham, 1943 (basis of record)
Gymnodinium impudicum (S.Fraga & I.Bravo) Gert Hansen & Moestrup, 2000 (basis of record)
Gymnodinium instriatum (Freudenthal & J.J.Lee) D.W.Coats, 2002 accepted as Levanderina fissa (Levander) Moestrup, Hakanen, Gert Hansen, Daugbjerg & M.Ellegaard, 2014 (basis of record)
Gymnodinium radiatum Kofoid & Swezy, 1921 (basis of record)
Gyrodinium Kofoid & Swezy, 1921 (basis of record)
Gyrodinium corallinum Kofoid & Swezy, 1921 (basis of record)
Heterocapsa F.Stein, 1883 (basis of record)
Heterocapsa circularisquama Horiguchi, 1995 (basis of record)
Heterocapsaceae R.A. Fensome, F.J.R. Taylor, G. Norris, W.A.S. Sarjeant, D.I. Wharton & G.L. Williams (basis of record)
Heterodiniaceae Lindemann, 1928 (basis of record)
Heterodinium Kofoid, 1906 (basis of record)
Heterodinium milneri (Murray & Whitting) Kofoid, 1906 accepted as Lingulodinium milneri (Murray & Whitting) J.D.Dodge, 1989 (basis of record)
Karenia G.Hansen & Moestrup, 2000 (basis of record)
Karenia brevis (C.C.Davis) Gert Hansen & Moestrup, 2000 (basis of record)
Karenia brevisulcata (F.H.Chang) Gert Hansen & Moestrup, 2000 (basis of record)
Karenia longicanalis Z.B.Yang, I.J.Hodgkiss & Gert Hansen, 2001 (basis of record)
Karlodinium J.Larsen, 2000 (basis of record)
Karlodinium veneficum (D.Ballantine) J.Larsen, 2000 (basis of record)
Kofoidiniaceae F.J.R. Taylor, 1976 (basis of record)
Leptodiscaceae Kofoid, 1921 (basis of record)
Lingulodinium D.Wall, 1967 (basis of record)
Lingulodinium milneri (Murray & Whitting) J.D.Dodge, 1989 (basis of record)
Noctilucales (basis of record)
Ostreopsidaceae Lindemann, 1928 (basis of record)
Ostreopsis Johs.Schmidt, 1901 (basis of record)
Ostreopsis lenticularis Y.Fukuyo, 1981 (basis of record)
Ostreopsis ovata Fukuyo, 1981 (basis of record)
Ostreopsis siamensis Johs.Schmidt, 1901 (basis of record)
Oxyphysaceae Sournia, 1984 (basis of record)
Oxyphysis Kofoid, 1926 accepted as Phalacroma Stein, 1883 (additional source)
Oxyphysis oxytoxoides Kofoid, 1926 accepted as Phalacroma oxytoxoides (Kofoid) F.Gomez, P.Lopez-Garcia & D.Moreira, 2011 (basis of record)
Oxytoxaceae Lindemann, 1928 (basis of record)