| Species | as Species | Doubtful |
|---|
Connected successfully| Acanthoica monospina Schiller, 1914 | | |
| Achnanthes brevipes C.A. Agardh, 1824 | | |
| Akashiwo sanguinea (K.Hirasaka) G.Hansen & Ø.Moestrup | ''Gymnodinium splendens''; | |
| Amphidinium extensum Wulff, 1916 | | |
| Amphora hyalina Kützing, 1844 | | |
| Anabaena planctonica Brunnthaler, 1903 | | |
| Anabaena spiroides Klebahn, 1895 | | |
| Anacanthoica acanthos (Schiller) Deflandre, 1952 | ''Acanthoica acanthos''; | |
| Ankistrodesmus falcatus (Corda) Ralfs, 1848 | | |
| Asterionella formosa Hassall, 1850 | | |
| Aulacoseira granulata (Ehrenberg) Simonsen, 1979 | ''Melosira granulata''; | |
| Cerataulina pelagica (Cleve) Hendey, 1937 | ''Cerataulina bergonii''; | |
| Chaetoceros affinis Lauder, 1864 | | |
| Chaetoceros curvisetus P.T. Cleve, 1889 | | |
| Chaetoceros danicus P.T.Cleve, 1889 | | |
| Chaetoceros insignis Prosckina-Lavrenko | | |
| Chaetoceros lorenzianus Grunow, 1863 | | |
| Chaetoceros muelleri Lemmermann, 1898 | | |
| Chaetoceros rigidus Ostenfeld | | |
| Chaetoceros similis P.T. Cleve, 1896 | | |
| Chaetoceros similis f. solitarius Proschkina-Lavrenko | | |
| Chaetoceros socialis Lauder, 1864 | | |
| Closterium littorale F.Gay 1884 | | |
| Closterium parvulum Nägeli, 1849 | | |
| Coscinodiscus concinnus W. Smith, 1856 | | |
| Coscinodiscus granii Gough, 1905 | | |
| Coscinodiscus radiatus Ehrenberg, 1841 | | |
| Crucigenia tetrapedia (Kirchner) W. & G.S. West, 1902 | | |
| Crucigeniella rectangularis (Nägeli) Komárek, 1974 | ''Crucigenia rectangularis''; | |
| Cyclotella caspia Grunow, 1878 | | |
| Cyclotella meneghiniana Kützing, 1844 | | |
| Dactyliosolen fragilissimus (Bergon) G. R. Hasle, 1991 | ''Rhizosolenia fragillissima''; | |
| Detonula confervacea (P.T. Cleve) Gran, 1900 | | |
| Dinophysis caudata Saville-Kent, 1881 | | |
| Dinophysis fortii Pavillard, 1923 | | |
| Dinophysis sacculus Stein, 1883 | | |
| Diplopsalis acuta (Apstein) Entz 1904 | ''Peridinium latum''; | |
| Diplopsalis lenticula Bergh, 1881 | ''Glenodinium lenticula''; | |
| Distephanus speculum (Ehrenberg) Haeckel, 1887 | | |
| Ditylum brightwellii (T. West) Grunow in Van Heurck, 1883 | | |
| Ebria tripartita (Shumann) Lemmermann, 1899 | | |
| Emiliania huxleyi (Lohmann) Hay & Mohler, 1967 | ''Pontosphaera huxleyi''; | |
| Euglena acus Ehrenberg, 1830 | | |
| Euglena pisciformis G.A. Klebs, 1883 | | |
| Eutreptia lanowii Steuer, 1904 | | |
| Glenodinium paululum Lindemann | | |
| Gloeocapsopsis crepidinum (Thuret) Geitler ex Komárek, 1993 | ''Gloeocapsa crepidinum''; | |
| Gonyaulax diegensis Kofoid, 1911 | | |
| Gonyaulax digitale (Pouchet, 1883) Kofoid, 1911 | | |
| Gonyaulax polygramma Stein, 1883 | | |
| Gonyaulax spinifera (Claparède & Lachmann, 1859) Diesing, 1866 | | |
| Gymnodinium auratum Kofoid & Swezy, 1921 | | |
| Gymnodinium fuscum (Ehrenberg, 1834) Stein, 1883 | | |
| Gymnodinium fusus Schütt, 1896 | | |
| Gymnodinium gibbera Schiller, 1928 | | |
| Gymnodinium helveticum Penard 1891 | ''Glenodinium apiculatum''; | |
| Gymnodinium najadeum Schiller, 1928 | | |
| Gymnodinium rhomboides Schütt, 1895 | | |
| Gymnodinium uberrimum (G.J. Allman) Kofoid & Swezy, 1921 | ''Gymnodinium rotundatum''; | |
| Gyrodinium fusiforme Koifoid & Swezy, 1921 | | |
| Gyrodinium lachryma (Meunier, 1910) Kofoid & Swezy, 1921 | | |
| Hyalodiscus scoticus (Kützing) Grunow, 1879 | | |
| Hypnodinium sphaericum Klebs, 1912 | | |
| Leptocylindrus danicus P.T. Cleve, 1889 | | |
| Leptocylindrus minimus Gran, 1915 | | |
| Lingulodinium polyedrum (Stein, 1883) Dodge, 1989 | ''Gonyaulax polyedra''; | |
| Meringosphaera mediterranea Lohmann, 1902 | | |
| Merismopedia glauca (Ehrenberg) Kützing, 1845 | | |
| Microcystis aeruginosa (Kützing) Kützing, 1846 | | |
| Microcystis pulverea (Wood) Forti in De Toni, 1907 sensu auct. | | |
| Monoraphidium griffithii (Berkeley) Komárková-Legnerová, 1969 | | |
| Monoraphidium pusillum (Printz) Komárková-Legnorová 1969 | | |
| Navicula gregaria Donkin, 1861 | ''Navicula cryptocephala''; | |
| Neoceratium furca (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium furca''; | |
| Neoceratium fusus (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium fusus''; | |
| Neoceratium tripos (O.F.Müller) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium tripos''; | |
| Nitzschia closterium (Ehrenberg) W. Smith, 1853 | | |
| Nodularia spumigena Mertens in Jürgens, 1822 | | |
| Oocystis borgei J. Snow, 1903 | | |
| Oolithotus fragilis (Lohmann) Martini & C.Müller, 1972 | ''Coccolithus fragilis''; | |
| Paralia sulcata (Ehrenberg) P.T. Cleve, 1873 | ''Melosira sulcata''; | |
| Peridinium bipes Stein | | |
| Peridinium breve Paulsen | | |
| Phalacroma rotundata (Claparéde & Lachmann) Kofoid & Michener, 1911 | | |
| Pontosphaera nigra Schiller | | |
| Proboscia alata (Brightwell) Sundström, 1986 | ''Rhizosolenia alata''; | |
| Prorocentrum compressum (Bailey, 1850) Abé ex Dodge, 1975 | ''Exuviaella compressa''; | |
| Prorocentrum cordatum (Ostenfeld, 1901) Dodge, 1975 | ''Exuviaella cordata''; | |
| Prorocentrum micans Ehrenberg, 1834 | | |
| Prorocentrum scutellum Schröder, 1900 | | |
| Protoceratium reticulatum (Claparède et Lachmann, 1859) Bütschli, 1885 | | |
| Protoperidinium bipes (Paulsen, 1904) Balech, 1974 | ''Peridinium minusculum''; | |
| Protoperidinium brevipes (Paulsen, 1908) Balech, 1974 | ''Peridinium brevipes''; | |
| Protoperidinium crassipes (Kofoid, 1907) Balech, 1974 | ''Peridinium crassipes''; | |
| Protoperidinium depressum (Bailey, 1850) Balech, 1974 | ''Peridinium depressum''; | |
| Protoperidinium divergens (Ehrenberg, 1841) Balech, 1974 | ''Peridinium divergens''; | |
| Protoperidinium globulus (Stein, 1883) Balech, 1974 | ''Peridinium globulus''; | |
| Protoperidinium granii (Ostenfield, 1906) Balech, 1974 | ''Peridinium granii''; | |
| Protoperidinium pellucidum Bergh, 1882 | ''Peridinium pellucidum''; | |
| Protoperidinium pentagonum (Gran, 1902) Balech, 1974 | ''Peridinium pentagonum''; | |
| Protoperidinium steinii (Jörgensen, 1899) Balech, 1974 | ''Peridinium steinii''; | |
| Pseudo-nitzschia delicatissima (P.T. Cleve, 1897) Heiden, 1928 | ''Nitzschia delicatissima''; | |
| Pseudo-nitzschia seriata (P.T. Cleve, 1883) H. & M. Peragallo, 1900 | ''Nitzschia seriata''; | |
| Pseudosolenia calcar-avis (Schultze) Sundström, 1986 | ''Rhizosolenia calcar-avis''; | |
| Pyrophacus horologicum Stein, 1883 | | |
| Scenedesmus acuminatus (Lagerheim) Chodat, 1902 | | |
| Scenedesmus ecornis (Ehrenberg) Chodat | | |
| Scenedesmus magnus Meyen, 1829 | ''Scenedesmus maximus''; | |
| Scenedesmus quadricauda (Turpin) Brébisson in Brébisson & Godey, 1835 | | |
| Selenastrum bibraianum Reinsch 1867 | | |
| Skeletonema costatum (Greville) P.T. Cleve, 1878 | | |
| Skeletonema subsalsum (A.Cleve) Bethge, 1928 | | |
| Synechococcus elongatus (Nägeli) Nägeli 1849 | ''Synechococcus marinus''; | |
| Tetrastrum glabrum (Y.V. Roll) Ahlstrom & Tiffany | | |
| Thalassionema nitzschioides (Grunow, 1862) Van Heurck, 1896 | | |
| Thalassiosira anguste-lineata (A. Schmidt) Fryxell et Hasle, 1977 | ''Coscinosira polychorda''; | |
| Thalassiosira baltica (Grunow in P.T. Cleve & Grunow) Ostenfeld, 1901 | ''Thalassiosira subsalina''; | |
| Thalassiosira parva Proshk.-Lavr., 1955 | | |
| Tryblionella hungarica (Grunow) Frenguelli, 1942 | ''Nitzschia hungarica''; | |