Amphidinium crassum Lohmann, 1908 (additional source)
Amphidinium incoloratum P.H.Campbell, 1973 (original description)
Amphidinium klebsii Kofoid & Swezy, 1921 (additional source)
Amphidinium machapungarum P.H.Campbell, 1973 (original description)
Apedinella radians (Lohmann) P.H.Campbell, 1973 (new combination reference)
Calycomonas ovalis A.Wulff, 1919 accepted as Paulinella ovalis (A.Wulff) P.W.Johnson, P.E.Hargraves & J.M.Sieburth, 1988 (additional source)
Calycomonas wulffii W.Conrad & Kufferath, 1954 accepted as Ollicola vangoorii (W.Conrad) Vørs, 1992 (additional source)
Chroomonas amphioxeia (Conrad) Butcher accepted as Teleaulax amphioxeia (W.Conrad) D.R.A.Hill, 1992 (additional source)
Chroomonas baltica (J.Büttner) N.Carter, 1937 (additional source)
Chroomonas caroliniana P.H.Campbell, 1973 (original description)
Chroomonas minuta (Skuja) P.H.Campbell, 1973 (new combination reference)
Chroomonas minuta var. apyrenoidosa (Hulburt) P.H.Campbell, 1973 (new combination reference)
Chrysodidymus gracilis Prowse, 1962 accepted as Synura synuroidea (Prowse) Pusztai, Certnerová, Skaloudová & Skaloud, 2016 (additional source)
Cryptomonas borealis Skuja, 1956 (additional source)
Cryptomonas croatanica P.H.Campbell, 1973 (original description)
Cryptomonas erosa Ehrenberg, 1832 (additional source)
Cryptomonas ovata Ehrenberg, 1832 (additional source)
Cryptomonas pseudobaltica Butcher, 1967 accepted as Proteomonas pseudobaltica G.Novarino, 1991 (additional source)
Cryptomonas testacea P.H.Campbell, 1973 (original description)
Dinobryon sertularia Ehrenberg, 1834 (additional source)
Dinophysis caudata Saville-Kent, 1881 (additional source)
Dinophysis lachmanni O.W.Paulsen (additional source)
Dinophysis lachmannii Paulsen, 1949 represented as Dinophysis acuminata Claparède & Lachmann, 1859 (additional source)
Ebria tripartita (Schumann) Lemmermann, 1899 (additional source)
Euglena deses (O.F.Müller) Ehrenberg, 1834 (additional source)
Euglena ehrenbergii G.A.Klebs, 1883 (additional source)
Euglena mutabilis F.Schmitz, 1884 (additional source)
Euglena pumila P.H.Campbell, 1973 (original description)
Exuviaella compressa (Bailey) Ostenfeld, 1899 accepted as Tryblionella compressa (J.W.Bailey) M.Poulin, 1990 accepted as Pyxidicula compressa var. compressa J.W. Bailey, 1851 (additional source)
Exuviaella marina Cienkowski, 1881 accepted as Prorocentrum lima (Ehrenberg) F.Stein, 1878 (additional source)
Glenodinium danicum Paulsen, 1907 accepted as Peridiniella danica (Paulsen) Y.B.Okolodkov & J.D.Dodge, 1995 (additional source)
Glenodinium obliquum Pouchet (additional source)
Gonyaulax diacantha (Meunier) Schiller, 1937 accepted as Gonyaulax verior Sournia, 1973 (additional source)
Gonyaulax longicornu P.H.Campbell, 1973 (original description)
Gonyaulax spinifera (Claparède & Lachmann) Diesing, 1866 (additional source)
Gymnodinium agaricoides P.H.Campbell, 1973 (original description)
Gymnodinium amplinucleum P.H.Campbell, 1973 (original description)
Gymnodinium aurantium P.H.Campbell, 1973 (original description)
Gymnodinium boguense P.H.Campbell, 1973 (original description)
Gymnodinium boguensis P.H.Campbell, 1973 (original description)
Gymnodinium danicans P.H.Campbell, 1973 (original description)
Gymnodinium endofasciculum P.H.Campbell, 1973 (original description)
Gymnodinium galesianum P.H.Campbell, 1973 (original description)
Gymnodinium gracilentum P.H.Campbell, 1973 (original description)
Gymnodinium hulburtii P.H.Campbell, 1973 (original description)
Gymnodinium lobularis P.H.Campbell, 1973 (original description)
Gymnodinium loburare P.H.Campbell, 1973 (original description)
Gymnodinium nelsonii G.W.Martin, 1929 accepted as Akashiwo sanguinea (K.Hirasaka) Gert Hansen & Moestrup, 2000 (additional source)
Gymnodinium roseostigma P.H.Campbell, 1973 (original description)
Gymnodinium stellatum Hulburt, 1957 (additional source)
Gymnodinium subroseum P.H.Campbell, 1973 (original description)
Gymnodinium translucens P.H.Campbell, 1973 (original description)
Gymnodinium valdecompressum P.H.Campbell, 1973 (original description)
Gymnodinium verruculosum P.H.Campbell, 1973 (original description)
Gyrodinium aureolum E.M.Hulburt, 1957 accepted as Gymnodinium aureolum (E.M.Hulburt) Gert Hansen, 2000 (additional source)
Gyrodinium carteretense P.H.Campbell, 1973 (original description)
Gyrodinium complanatum P.H.Campbell, 1973 (original description)
Gyrodinium dominans Hulbert, 1957 (additional source)
Gyrodinium estuariale E.M.Hulbert, 1957 (additional source)
Gyrodinium formosum P.H.Campbell, 1973 (original description)
Gyrodinium glaebum Hulburt, 1957 (additional source)
Gyrodinium grossestriatum P.H.Campbell, 1973 (original description)
Gyrodinium katodiniascens P.H.Campbell, 1973 (original description)
Gyrodinium mundulum P.H.Campbell, 1973 (original description)
Gyrodinium pellucidum (Wulff) J.Schiller, 1933 (additional source)
Gyrodinium resplendens Hulburt, 1957 accepted as Barrufeta resplendens (Hulburt) H.Gu, Z.Luo & K.N.Mertens, 2015 (additional source)
Gyrodinium uncatenum Hulburt, 1957 accepted as Levanderina fissa (Levander) Moestrup, Hakanen, Gert Hansen, Daugbjerg & M.Ellegaard, 2014 (additional source)
Hemiselmis virescens Droop, 1955 (additional source)
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)
Heteromastix pyriformis (N.Carter) Manton (additional source)
Heteromastix rotunda (N.Carter) Manton, 1964 accepted as Nephroselmis rotunda (N.Carter) Fott, 1971 (additional source)
Hymenomonas carterae (Braarud & Fagerland) Braarud, 1954 accepted as Chrysotila carterae (Braarud & Fagerland) Andersen, Kim, Tittley & Yoon, 2014 (additional source)
Hymenomonas roseola F.Stein, 1878 (additional source)
Katodinium asymmetricum (Massart) A.R.Loeblich, III, 1965 (additional source)
Katodinium pluristigmatum P.H.Campbell, 1973 (original description)
Katodinium rotundatum (Lohmann) Loeblich III, 1965 accepted as Heterocapsa rotundata (Lohmann) Gert Hansen, 1995 (additional source)
Mallomonopsis elliptica Matvienko, 1941 accepted as Mallomonas matvienkoae B.Asmund & Kristiansen, 1986 (additional source)
Merotricha capitata Skuja, 1934 (additional source)
Monochrysis lutheri Droop, 1953 accepted as Diacronema lutheri (Droop) Bendif & Véron, 2011 (additional source)
Nephrochloris salina N.Carter, 1937 accepted as Rebecca salina (N.Carter) J.C.Green, 2000 (additional source)
Ochromonas caroliniana P.H.Campbell, 1973 (original description)
Olisthodiscus carterae Hulburt, 1965 accepted as Heterosigma akashiwo (Hada) Hada ex Y.Hara & Chihara, 1987 (additional source)
Olisthodiscus carterae var. olivaceus P.H.Campbell, 1973 (original description)
Olisthodiscus magnus Hulbert, 1965 (additional source)
Oxyrrhis marina Dujardin, 1841 (additional source)
Parachrysidalis estuarialis Hulbert, 1965 (additional source)
Paulinella chromatophora Lauterborn, 1895 (additional source)
Pavlova gyrans var. simplex P.H.Campbell, 1973 (original description)
Pavlova hommersandii P.H.Campbell, 1973 (original description)
Peridinium aciculiferum Lemmermann, 1900 accepted as Apocalathium aciculiferum (Lemmermann) Craveiro, Daugbjerg, Moestrup & Calado, 2016 (additional source)
Peridinium excavatum G.W.Martin, 1929 (additional source)
Peridinium pentagonum Gran, 1902 accepted as Protoperidinium pentagonum (Gran, 1902) Balech, 1974 (additional source)
Peridinium trochoideum (F.Stein) Lemmermann, 1910 accepted as Scrippsiella acuminata (Ehrenberg) Kretschmann, Elbrächter, Zinssmeister, S.Soehner, Kirsch, Kusber & Gottschling, 2015 (additional source)
Polykrikos hartmannii W.M.Zimmermann, 1930 (additional source)
Polykrikos kofoidii Chatton, 1914 (additional source)
Prorocentrum micans Ehrenberg, 1834 (additional source)
Prorocentrum minimum (Pavillard) J.Schiller, 1933 accepted as Prorocentrum cordatum (Ostenfeld) J.D.Dodge, 1976 (additional source)
Prorocentrum redfieldii Bursa, 1959 accepted as Prorocentrum triestinum J.Schiller, 1918 (additional source)
Prymnesium parvum N.Carter, 1937 (additional source)
Pseudopedinella pyriformis N.Carter, 1937 (additional source)