| Species | as Species | Doubtful |
Connected successfully| Akashiwo sanguinea (K.Hirasaka) G.Hansen & Ø.Moestrup | ''Gymnodinium sanguineum''; | |
| Alexandrium ostenfeldii (Paulsen) Balech & Tangen, 1985 | ''Goniodoma ostenfeldii''; | |
| Amphidinium acutissimum Schiller, 1933 | | |
| Amphidinium amphidinioides (Geitler) Schiller, 1932 | | |
| Amphidinium crassum Lohmann, 1908 | | |
| Amphidinium cucurbita Kofoid & Swezy, 1921 | | |
| Amphidinium curvatum Schiller, 1928 | | |
| Amphidinium extensum Wulff, 1916 | | |
| Amphidinium flagellans Schiller, 1928 | | |
| Amphidinium globosum Schröder, 1911 | | |
| Amphidinium klebsii Kofoid & Swezy, 1921 | | |
| Amphidinium lanceolatum Schröder, 1911 | | |
| Amphidinium longum Lohmann, 1908 | | |
| Amphidinium operculatum Claparède & Lachmann, 1859 | | |
| Amphidinium ovum Herdman, 1924 | | |
| Amphidinium rhynchocephalum Anissimowa, 1926 | | |
| Amphidinium turbo Kofoid et Swezy, 1921 | | |
| Amylax triacantha (Jörgensen, 1899) Sournia, 1984 | ''Gonyaulax triacantha''; | |
| Archaeperidinium minutum (Kofoid) Jorgensen, 1912 | ''Protoperidinium minutum''; | |
| Bysmatrum subsalsum (Ostenfeld, 1908) M.A.Faust & K.A.Steidinger, 1998 | ''Peridinium subsalsum''; | Doubtful |
| Ceratium fusus var. seta (Ehrenberg) Sournia, 1966 | | |
| Ceratium hirundinella (O.F. Müller) Dujardin, 1841 | | |
| Ceratium hirundinella f. brachyceroides Schrd. 1918 | | Doubtful |
| Ceratium hirundinella f. carinthiacum (Zederb.) H.Bachm. 1911 | | Doubtful |
| Ceratium hirundinella f. furcoides (Levander) Schrd. 1918 | | Doubtful |
| Ceratium hirundinella f. silesiacum Schrd. 1918 | | Doubtful |
| Cladopyxis brachiolata Stein, 1883 | | |
| Cochlodinium adriaticum Schiller, 1933 | | |
| Cochlodinium archimedes (Pouchet, 1883) Lemmermann, 1899 | | |
| Cochlodinium brandtii Wulff, 1916 | | |
| Cochlodinium citron Kofoid & Swezy, 1921 | | |
| Cochlodinium geminatum (Schütt, 1895) Schütt, 1896 | | |
| Cochlodinium helicoides Lebour, 1925 | | |
| Cochlodinium lebourae Kofoid & Swezy, 1921 | | |
| Cochlodinium pirum (Schütt, 1895) Lemmermann, 1899 | | |
| Cochlodinium polykrikoides Margalef, 1961 | | |
| Cystodinium bataviense Klebs 1912 | | |
| Dinophysis acuminata Claparède & Lachmann, 1859 | also ''Dinophysis baltica'' and ''Dinophysis levanderi'' and ''Dinophysis paulsenii''; | |
| Dinophysis acuta Ehrenberg, 1841 | | |
| Dinophysis amandula (Balech, 1967) Sournia, 1973 | | |
| Dinophysis apiculata Meunier, 1910 | | |
| Dinophysis arctica Mereschkowsky, 1879 | | |
| Dinophysis caudata Saville-Kent, 1881 | ''Dinophysis caudata f. caudata''; | |
| Dinophysis caudata f. acutiformis C.A.Kofoid & T.Skogsberg 1928 | | |
| Dinophysis fortii Pavillard, 1923 | | |
| Dinophysis hastata Stein, 1883 | | |
| Dinophysis minuta (Cleve, 1900) Balech, 1967 | | |
| Dinophysis norvegica Claparède & Lachmann, 1859 | | |
| Dinophysis ovata Claparède & Lachmann | | |
| Dinophysis ovum Schütt, 1895 | | |
| Dinophysis pulchella (Lebour) Balech | | |
| Dinophysis sacculus Stein, 1883 | | |
| Dinophysis schilleri Sournia, 1973 | | |
| Dinophysis schuettii Murray & Whitting, 1899 | | |
| Dinophysis sphaerica Stein 1883 | | |
| Dinophysis tripos Gourret, 1883 | | |
| Diplopsalis acuta (Apstein) Entz 1904 | | |
| Diplopsalis acuta var. halophila Er.Lindem, 1927 | | Doubtful |
| Diplopsalis lenticula Bergh, 1881 | | |
| Diplopsalopsis bomba (Stein, 1883) J. D. Dodge & S. Toriumi, 1993 | ''Peridiniopsis asymmetrica''; | |
| Diplopsalopsis orbicularis (Paulsen, 1907) Meunier, 1910 | also ''Diplopsalopsis orbicularis var. temaris''; | |
| Glenodiniopsis steinii (Lemmermann) Woloszynska, 1916 | also ''Sphaerodinium cinctum''; | |
| Glenodinium behningii (Lindemann, 1927) Kisseleva | | |
| Glenodinium caspicum (Ostenfeld) J. Schiller | | |
| Glenodinium inflatum Meunier | | |
| Glenodinium obliquum Pouchet | | |
| Glenodinium paululum Lindemann | | |
| Glenodinium pilula (Ostenfeld) Schiller | | |
| Glenodinium pulvisculus (Ehrenberg) Stein | | |
| Glochidinium pernardiforme (Lindemann) Boltovskoy, 1999 | ''Peridiniopsis pernardiforme'' (Lindemann) Bourrelly; | |
| Goniodoma polyedricum (Pouchet, 1883) Jørgensen, 1899 | | |
| Gonyaulax apiculata (Pénard, 1891) Entz, 1904 | | |
| Gonyaulax cochlea Meunier, 1919 | | |
| Gonyaulax diegensis Kofoid, 1911 | | |
| Gonyaulax digitale (Pouchet, 1883) Kofoid, 1911 | | |
| Gonyaulax fragilis (Schütt, 1895) Kofoid, 1911 | | |
| Gonyaulax gracilis Schiller, 1935 | | |
| Gonyaulax minima Matzenauer, 1933 | | |
| Gonyaulax orientalis Lindemann, 1924 | | |
| Gonyaulax polygramma Stein, 1883 | | |
| Gonyaulax scrippsae Kofoid, 1911 | | |
| Gonyaulax spinifera (Claparède & Lachmann, 1859) Diesing, 1866 | | |
| Gonyaulax verior Sournia, 1973 | | |
| Gymnodinium aeruginosum Stein | | |
| Gymnodinium agile Kofoid et Swezy | | |
| Gymnodinium agiliforme Schiller, 1928 | | |
| Gymnodinium arcuatum Kofoid, 1931 | | |
| Gymnodinium fuscum (Ehrenberg, 1834) Stein, 1883 | | |
| Gymnodinium fusus Schütt, 1896 | | |
| Gymnodinium grammaticum (Pouchet, 1887) Kofoid & Swezy, 1921 | | |
| Gymnodinium helveticum Penard 1891 | | |
| Gymnodinium impudicum (S.Fraga & I.Bravo) G.Hansen & Ø.Moestrup, 2000 | ''Gyrodinium impudicum''; | |
| Gymnodinium lacustre Schiller, 1933 | | |
| Gymnodinium marinum Saville-Kent, 1881 | | |
| Gymnodinium minor Lebour | | |
| Gymnodinium najadeum Schiller, 1928 | | |
| Gymnodinium neapolitanum Schiller, 1928 | | |
| Gymnodinium paradoxum Schilling, 1891 | | |
| Gymnodinium pygmaeum Lebour, 1925 | | |
| Gymnodinium radiatum Kofoid & Swezy, 1921 | | |
| Gymnodinium rhomboides Schütt, 1895 | | |
| Gymnodinium semidivisum Schiller, 1928 | | |
| Gymnodinium simplex (Lohmann, 1911) Koifoid & Swezy, 1921 | | |
| Gymnodinium sulcatum Kofoid & Swezy, 1921 | | |
| Gymnodinium uberrimum (G.J. Allman) Kofoid & Swezy, 1921 | | |
| Gymnodinium variabile Herdman, 1924 | | |
| Gymnodinium wulffii Schiller, 1933 | | |
| Gyrodinium britannicum Koifoid & Swezy, 1921 | | |
| Gyrodinium capsulatum Kofoid et Swezy, 1921 | | |
| Gyrodinium cornutum (Pouchet, 1885) Kofoid & Swezy, 1921 | | |
| Gyrodinium dorsum Kofoid & Swezy, 1921 | | |
| Gyrodinium fissum (Levander, 1894) Kofoid & Swezy, 1921 | | |
| Gyrodinium fusiforme Koifoid & Swezy, 1921 | | |
| Gyrodinium lachryma (Meunier, 1910) Kofoid & Swezy, 1921 | | |
| Gyrodinium nasutum (Wulff, 1916) Schiller, 1933 | | |
| Gyrodinium pingue (Schütt, 1895) Kofoid et Swezy, 1921 | | |
| Gyrodinium prunus (Wulff, 1920) Lebour, 1925 | | |
| Gyrodinium spirale (Bergh, 1881) Kofoid et Swezy, 1921 | | |
| Heterocapsa rotundata (Lohmann, 1908) G. Hansen, 1995 | ''Katodinium rotundatum''; | |
| Heterocapsa triquetra (Ehrenberg, 1840) Stein, 1883 | | |
| Hypnodinium sphaericum Klebs, 1912 | | |
| Katodinium fungiforme (Anisimova) Loeblich III, 1965 | also ''Gymnodinium blax''; | |
| Kryptoperidinium foliaceum (Stein, 1883) Lindemann, 1924 | ''Glenodinium foliaceum''; | |
| Lingulodinium polyedrum (Stein, 1883) Dodge, 1989 | | |
| Mesoporos perforatus (Gran) Lillick 1937 | | |
| Neoceratium arietinum (Cleve) F.Gómez, D.Moreira & P.López-Garcia, 2001 | ''Ceratium arietinum var. bucephalum''; | |
| Neoceratium candelabrum (Ehrenberg) F.Gómez, D.Moreira & P.López-Garcia, 2001 | ''Ceratium candelabrum''; | |
| Neoceratium extensum (Gourret) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium extensum''; | |
| Neoceratium furca (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium furca''; | |
| Neoceratium furca var. berghii (Jørg.) Krachmalny, 2011 | ''Ceratium furca var. berghii''; | |
| Neoceratium furca var. eugrammum (Ehrenb.) Krachmalny, 2011 | ''Ceratium furca var. eugrammum''; | |
| Neoceratium fusus (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium fusus''; | |
| Neoceratium hexacanthum (Gourret) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium hexacanthum''; | |
| Neoceratium inflatum (Kofoid) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium inflatum''; | |
| Neoceratium lineatum (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium lineatum''; | |
| Neoceratium longipes (Bailey) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium longipes''; | |
| Neoceratium longirostrum (Gourret) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium longirostrum''; | |
| Neoceratium macroceros (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium macroceros''; | |
| Neoceratium massiliense (Gourret) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium massiliense f. protuberans''; | |
| Neoceratium minutum (Jørgensen) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium minutum''; | |
| Neoceratium pentagonum (Gourret) F.Gomez & P.Lopez-Garcia, 2009 | ''Ceratium pentagonum''; | |
| Neoceratium teres (Kofoid) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium teres''; | |
| Neoceratium tripos (O.F.Müller) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium tripos''; | |
| Neoceratium tripos f. subsalsum (Ostenf.) Krachmalny, 2011 | ''Ceratium tripos f. subsalsum''; | |
| Noctiluca scintillans (Macartney, 1810) Kofoid, 1920 | | |
| Oblea rotunda (Lebour, 1922) Balech, 1964 ex Sournia, 1973 | | |
| Opisthoaulax vorticella (F. Stein) Calado, 2011 | ''Katodinium vorticellum'; | |
| Oxytoxum parvum Schiller, 1937 | | |
| Oxytoxum variabile Schiller, 1937 | | |
| Paulsenella chaetoceratis (Paulsen) Chatton | | |
| Peridiniella danica (Paulsen, 1907) Okolodkov et Dogde, 1995 | ''Glenodinium danicum''; | |
| Peridiniopsis elpatiewskyi (Ostenfeld) Bourrelly | | |
| Peridiniopsis oculatum (F.Stein) Bourrelly, 1968 | | |
| Peridiniopsis pernardii (Lemmermann) Lebour | | |
| Peridiniopsis thompsonii (Thompson) Bourrelly, 1968 | | |
| Peridinium aciculiferum Lemmermann, 1900 | | |
| Peridinium bipes Stein | | |
| Peridinium cinctum (O.F.Müller) Ehrenberg | | |
| Peridinium umbonatum F. Stein, 1883 | | |
| Peridinium willei Huitfeld-Kaas | | |
| Phalacroma acutum (Schütt, 1895) Pavillard, 1916 | ''Dinophysis acutoides''; | |
| Phalacroma rotundata (Claparéde & Lachmann) Kofoid & Michener, 1911 | ''Dinophysis rotundata'' and ''Dinophysis whittingae''; | |
| Podolampas spinifera Okamura, 1912 | | |
| Polykrikos kofoidii Chatton, 1914 | | |
| Polykrikos schwartzii Bütschli 1873 | | |
| Preperidinium meunierii (Pavillard, 1907) Elbrächter, 1993 | ''Zygabikodinium lenticulatum''; | |
| Prorocentrum balticum (Lohmann, 1908) Loeblich, 1970 | | |
| Prorocentrum caspica (Kiselev) Krachmalny 1993 | | |
| Prorocentrum compressum (Bailey, 1850) Abé ex Dodge, 1975 | | |
| Prorocentrum cordatum (Ostenfeld, 1901) Dodge, 1975 | | |
| Prorocentrum cordatum var. aralensis (Kiselev) Krachmalny 1993 | | |
| Prorocentrum lima (Ehrenberg, 1860) Stein, 1975 | | |
| Prorocentrum maximum (Gourret, 1883) Schiller, 1937 | | |
| Prorocentrum micans Ehrenberg, 1834 | ''Prorocentrum micans var. micans''; | |
| Prorocentrum nanum Schiller, 1918 | ''Prorocentrum pusillum''; | |
| Prorocentrum obtusum Ostenfeld, 1908 | | |
| Prorocentrum ponticus Krachmalny et Terenko, 2002 | | |
| Prorocentrum scutellum Schröder, 1900 | | |
| Prorocentrum vaginula (Stein, 1883) Dodge 1975 | | |
| Prosoaulax lacustris (F.Stein) Calado & Moestrup, 2005 | ''Amphidinium elenkinii'' and ''Amphidinium lacustre''; | |
| Protoceratium areolatum Kofoid, 1907 | | |
| Protoceratium reticulatum (Claparède et Lachmann, 1859) Bütschli, 1885 | | |
| Protoperidinium achromaticum (Levander, 1902) Balech, 1974 | ''Peridinium achromaticum''; | |
| Protoperidinium bipes (Paulsen, 1904) Balech, 1974 | | |
| Protoperidinium brevipes (Paulsen, 1908) Balech, 1974 | | |
| Protoperidinium brochii (Kofoid & Swezy) Balech | | |
| Protoperidinium bulla (Meunier, 1910) Balech, 1974 | | |
| Protoperidinium claudicans (Paulsen, 1907) Balech, 1974 | | |
| Protoperidinium conicoides (Paulsen, 1905) Balech, 1973 | | |
| Protoperidinium conicum (Gran, 1900) Balech, 1974 | also ''Protoperidinium conicum f. concava''; | |
| Protoperidinium crassipes (Kofoid, 1907) Balech, 1974 | | |
| Protoperidinium decipiens (Jørgensen, 1899) Parke et Dodge, 1976 | | |
| Protoperidinium depressum (Bailey, 1850) Balech, 1974 | | |
| Protoperidinium diabolum (Cleve) Balech, 1974 | ''Protoperidinium diabolus''; | |
| Protoperidinium divergens (Ehrenberg, 1841) Balech, 1974 | | |
| Protoperidinium elegans (Cleve, 1900) Balech, 1974 | | |
| Protoperidinium excentricum (Paulsen, 1907) Balech, 1974 | | |
| Protoperidinium globulus (Stein, 1883) Balech, 1974 | | |
| Protoperidinium granii (Ostenfield, 1906) Balech, 1974 | | |
| Protoperidinium knipowitschii (Usachev) Balech 1974 | | |
| Protoperidinium leonis (Pavillard, 1916) Balech, 1974 | ''Protoperidinium leonis var. leonis''; | |
| Protoperidinium leonis var. concavilaterale (Kiselev) Krachmalny, 1993 | | |
| Protoperidinium longispinum (Kofoid, 1907) Balech, 1974 | | |
| Protoperidinium mite (Pavillard, 1916) Balech, 1974 | | |
| Protoperidinium oceanicum (VanHöffen, 1897) Balech, 1974 | | |
| Protoperidinium ovatum Pouchet, 1883 | ''Peridinium globulus var. ovatum'' and ''Protoperidinium globulus var. ovatum''; | |
| Protoperidinium pallidum (Ostenfeld, 1899) Balech, 1973 | | |
| Protoperidinium pedunculatum (Schütt) Balech, 1895 | | |
| Protoperidinium pellucidum Bergh, 1882 | | |
| Protoperidinium pentagonum (Gran, 1902) Balech, 1974 | | |
| Protoperidinium pyriforme (Paulsen, 1907) Balech, 1974 | | |
| Protoperidinium pyriforme var. breve (Paulsen) Balech, 1988 | | |
| Protoperidinium quarnerense (Schröder, 1900) Balech, 1974 | ''Protoperidinium globulus var. quarnerense''; | |
| Protoperidinium sinaicum (Matzenauer, 1933) Balech, 1974 | | |
| Protoperidinium solidicorne (Mangin, 1922) Balech, 1974 | | |
| Protoperidinium spiniferum (Schiller) Balech, 1974 | | |
| Protoperidinium steinii (Jörgensen, 1899) Balech, 1974 | | |
| Protoperidinium subinerme (Paulsen, 1904) Loeblich III, 1970 | | |
| Pyrocystis lunula (Schütt) Schütt, 1896 | | |
| Pyrophacus horologicum Stein, 1883 | | |
| Pyrophacus steinii (Schiller, 1935) Wall & Dale, 1971 | ''Pyrophacus horologicum var. steinii''; | |
| Scrippsiella trochoidea (Stein, 1883) Balech ex Loeblich III, 1965 | | |
| Spatulodinium pseudonoctiluca (Pouchet, 1885) J. Cachon & Cachon ex Loeblich & Loeblich III, 1969 | | |
| Torodinium robustum Kofoid & Swezy, 1921 | | |
| Woloszynskia reticulata R.H.Thompson, 1951 | | Doubtful |