| Species | as Species | Doubtful |
|---|
Connected successfully| Achnanthes longipes Agardh, 1824 | | |
| Anacanthoica acanthos (Schiller) Deflandre, 1952 | | |
| Calciosolenia granii var. cylindrothecaeformis Schill. | | |
| Cerataulina pelagica (Cleve) Hendey, 1937 | ''Cerataulina bergonii''; | |
| Chaetoceros affinis Lauder, 1864 | | |
| Chaetoceros anastomosans Grunow | | |
| Chaetoceros curvisetus P.T. Cleve, 1889 | | |
| Chaetoceros densus P.T. Cleve, 1901 | | |
| Chaetoceros insignis Prosckina-Lavrenko | | |
| Chaetoceros peruvianus Brightw. | | |
| Chaetoceros similis P.T. Cleve, 1896 | | |
| Chaetoceros socialis Lauder, 1864 | | |
| Chaetoceros wighamii Brightwell, 1856 | | |
| Coscinodiscus janischii Schmidt, 1878 | | |
| Coscinodiscus radiatus Ehrenberg, 1841 | | |
| Cyclotella caspia Grunow, 1878 | | |
| Dactyliosolen fragilissimus (Bergon) G. R. Hasle, 1991 | ''Rhizosolenia fragillissima''; | |
| Dinophysis acuminata Claparède & Lachmann, 1859 | | |
| Dinophysis ovum Schütt, 1895 | | |
| Dinophysis pulchella (Lebour) Balech | ''Phalacroma pulchellum''; | |
| Diplopsalis lenticula Bergh, 1881 | | |
| Distephanus crux | | |
| Distephanus octonarius var. polyactis (Ehrenberg) Glezer | | |
| Distephanus speculum (Ehrenberg) Haeckel, 1887 | ''Distephanus speculum var. speculum''; | |
| Distephanus speculum var. septenarius (Ehrenberg) Jørgensen | | |
| Ditylum brightwellii (T. West) Grunow in Van Heurck, 1883 | | |
| Emiliania huxleyi (Lohmann) Hay & Mohler, 1967 | ''Coccolithus huxleyi''; | |
| Gonyaulax digitale (Pouchet, 1883) Kofoid, 1911 | | |
| Gonyaulax spinifera (Claparède & Lachmann, 1859) Diesing, 1866 | | |
| Grammatophora marina (Lyngbye) Kützing, 1844 | | |
| Gyrodinium pingue (Schütt, 1895) Kofoid et Swezy, 1921 | | |
| Heterocapsa rotundata (Lohmann, 1908) G. Hansen, 1995 | ''Katodinium rotundatum''; | |
| Leptocylindrus danicus P.T. Cleve, 1889 | | |
| Licmophora ehrenbergii (Kützing) Grunow, 1867 | | |
| Melosira moniliformis (O.F. Müller) C. Agardh, 1824 | | |
| Meringosphaera mediterranea Lohmann, 1902 | | |
| Navicula cancellata Donkin, 1872 | | |
| 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 | | |
| Nitzschia tenuirostris Mer. | | |
| Octactis octonaria (Ehrenberg) Hovasse, 1946 | ''Distephanus octonarius var. octonarius''; | |
| Phalacroma rotundata (Claparéde & Lachmann) Kofoid & Michener, 1911 | | |
| Pleurosigma elongatum W. Smith, 1852 | | |
| Podosira hormoides (Montagne) Kützing | | |
| Poropila dubia Schiller, 1925 | | |
| 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 | | |
| Protoperidinium brochii (Kofoid & Swezy) Balech | ''Peridinium brochii''; | |
| Protoperidinium crassipes (Kofoid, 1907) Balech, 1974 | ''Peridinium crassipes''; | |
| Protoperidinium divergens (Ehrenberg, 1841) Balech, 1974 | ''Peridinium divergens''; | |
| Protoperidinium globulus (Stein, 1883) Balech, 1974 | ''Peridinium globulus''; | |
| Protoperidinium pentagonum (Gran, 1902) Balech, 1974 | ''Peridinium pentagonum''; | |
| Protoperidinium steinii (Jörgensen, 1899) Balech, 1974 | ''Peridinium steinii''; | |
| Pseudosolenia calcar-avis (Schultze) Sundström, 1986 | ''Rhizosolenia calcar-avis''; | |
| Pterosperma cristatum Schiller, 1925 | | |
| Rhabdonema adriaticum Kützing, 1844 | | |
| Scenedesmus quadricauda (Turpin) Brébisson in Brébisson & Godey, 1835 | | |
| Scrippsiella trochoidea (Stein, 1883) Balech ex Loeblich III, 1965 | ''Peridinium trochoideum''; | |
| Skeletonema costatum (Greville) P.T. Cleve, 1878 | | |
| Thalassionema nitzschioides (Grunow, 1862) Van Heurck, 1896 | | |
| Thalassiosira baltica (Grunow in P.T. Cleve & Grunow) Ostenfeld, 1901 | ''Thalassiosira subsalina''; | |
| Thalassiosira eccentrica (Ehrenberg) P.T. Cleve, 1903-1904 | | |
| Thalassiosira leptopus (Grunow In Van Heurck) Fryxell et Hasle, 1977 | ''Coscinodiscus lineatus''; | |
| Thalassiosira parva Proshk.-Lavr., 1955 | | |