| Species | as Species | Doubtful |
|---|
Connected successfully| Akashiwo sanguinea (K.Hirasaka) G.Hansen & Ø.Moestrup | | |
| Calyptrosphaera insignis Sch. | | |
| Calyptrosphaera sphaeroidea Schiller, 1913 | | |
| Cerataulina pelagica (Cleve) Hendey, 1937 | | |
| Chaetoceros affinis Lauder, 1864 | | |
| Chaetoceros compressus Lauder, 1864 | | |
| Chaetoceros costatus Pavillard, 1911 | | |
| Chaetoceros curvisetus P.T. Cleve, 1889 | | |
| Chaetoceros insignis Prosckina-Lavrenko | | |
| Chaetoceros peruvianus Brightw. | | |
| Chaetoceros similis P.T. Cleve, 1896 | | |
| Chaetoceros socialis Lauder, 1864 | | |
| Chaetoceros tortissimus Gran, 1900 | | |
| Chaetoceros wighamii Brightwell, 1856 | | |
| Chaetoceros willei Grunow, 1897 | ''Chaetoceros affinis var. willei''; | |
| Coscinodiscus commutatus Grunow, 1884 | ''Coscinodiscus jonesianus var. commutatus''; | |
| Coscinodiscus granii Gough, 1905 | | |
| Coscinodiscus janischii Schmidt, 1878 | | |
| Coscinodiscus jonesianus (Greville) Ostenfeld, 1915 | | |
| Coscinodiscus oculus-iridis (Ehrenberg) Ehrenberg, 1854 | | |
| Coscinodiscus radiatus Ehrenberg, 1841 | | |
| Cyclotella caspia Grunow, 1878 | | |
| Dactyliosolen fragilissimus (Bergon) G. R. Hasle, 1991 | | |
| Dinophysis fortii Pavillard, 1923 | | |
| Dinophysis ovum Schütt, 1895 | | |
| Diplopsalis lenticula Bergh, 1881 | | |
| Emiliania huxleyi (Lohmann) Hay & Mohler, 1967 | | |
| Eutreptia lanowii Steuer, 1904 | | |
| Glenodinium paululum Lindemann | | |
| Gymnodinium najadeum Schiller, 1928 | | |
| Gyrodinium fusiforme Koifoid & Swezy, 1921 | | |
| Gyrodinium pingue (Schütt, 1895) Kofoid et Swezy, 1921 | | |
| Hillea fusiformis (Schiller) Schiller, 1925 | | |
| Leptocylindrus danicus P.T. Cleve, 1889 | | |
| Leptocylindrus minimus Gran, 1915 | | |
| 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 tenuirostris Mer. | | |
| Octactis octonaria (Ehrenberg) Hovasse, 1946 | | |
| Oxytoxum variabile Schiller, 1937 | | |
| Pleurosigma elongatum W. Smith, 1852 | | |
| Pleurosigma rigidum Smith, 1853 | | |
| Pontosphaera nigra Schiller | | |
| Poropila dubia Schiller, 1925 | | |
| Proboscia alata (Brightwell) Sundström, 1986 | | |
| Prorocentrum compressum (Bailey, 1850) Abé ex Dodge, 1975 | | |
| Prorocentrum cordatum (Ostenfeld, 1901) Dodge, 1975 | | |
| Prorocentrum lima (Ehrenberg, 1860) Stein, 1975 | ''Prorocentrum marinum''; | |
| Prorocentrum micans Ehrenberg, 1834 | | |
| Protoperidinium bipes (Paulsen, 1904) Balech, 1974 | ''Protoperidinium minusculum''; | |
| Protoperidinium breve Paulsen, 1907 | | |
| Protoperidinium conicoides (Paulsen, 1905) Balech, 1973 | | |
| Protoperidinium divergens (Ehrenberg, 1841) Balech, 1974 | | |
| Protoperidinium granii (Ostenfield, 1906) Balech, 1974 | | |
| Protoperidinium pellucidum Bergh, 1882 | | |
| Protoperidinium steinii (Jörgensen, 1899) Balech, 1974 | | |
| Pseudo-nitzschia delicatissima (P.T. Cleve, 1897) Heiden, 1928 | | |
| Pseudosolenia calcar-avis (Schultze) Sundström, 1986 | | |
| Pterosperma cristatum Schiller, 1925 | | |
| Scrippsiella trochoidea (Stein, 1883) Balech ex Loeblich III, 1965 | | |
| Skeletonema costatum (Greville) P.T. Cleve, 1878 | | |
| Syracosphaera dentata Lohmann | | |
| Thalassionema nitzschioides (Grunow, 1862) Van Heurck, 1896 | | |
| Thalassiosira eccentrica (Ehrenberg) P.T. Cleve, 1903-1904 | | |
| Thalassiosira parva Proshk.-Lavr., 1955 | | |