RAMS Taxon list
Actinocyclus actinochilus (Ehrenberg) Simonsen, 1982 accepted as Coscinodiscus actinochilus Ehrenberg, 1844
Actinocyclus adeliae Manguin, 1957 (uncertain > unassessed )
Actinocyclus curvulatus
Actinocyclus divisus (Grunow) Hustedt, 1958 accepted as Coscinodiscus divisus var. divisus Grunow, 1878
Actinocyclus exiguus G.Fryxell & Semina, 1981 (uncertain > unassessed )
Actinocyclus octonarius Ehrenberg, 1837 accepted as Actinoptychus octonarius (Ehrenberg) Kützing, 1844 accepted as Actinocyclus octonarius var. octonarius Ehrenberg, 1837
Actinocyclus octonarius var. octonarius Ehrenberg, 1837 (uncertain > unassessed )
Actinocyclus senarius Ehrenberg, 1838 (uncertain > unassessed )
Actinocyclus spiritus T.P.Watkins, 1986 (uncertain > unassessed )
Actinoptychus octonarius (Ehrenberg) Kützing, 1844 accepted as Actinocyclus octonarius var. octonarius Ehrenberg, 1837
Actinoptychus senarius (Ehrenberg) Ehrenberg, 1843 accepted as Actinocyclus senarius Ehrenberg, 1838
Azpeitia nodulifera (A.W.F.Schmidt) G.A.Fryxell & P.A.Sims, 1986
Azpeitia tabularis (Grunow) G.Fryxell & P.A.Sims, 1986 accepted as Coscinodiscus tabularis var. tabularis Grunow, 1884
Coscinodiscus actinochilus Ehrenberg, 1844 (uncertain > unassessed )
Coscinodiscus asteromphalus Ehrenberg, 1844 (uncertain > unassessed )
Coscinodiscus bouvet Karsten, 1905 (uncertain > unassessed )
Coscinodiscus centralis Ehrenberg, 1844 (uncertain > unassessed )
Coscinodiscus curvulatus
Coscinodiscus divisus Grunow, 1878 (uncertain > unassessed )
Coscinodiscus divisus var. divisus Grunow, 1878 (uncertain > unassessed )
Coscinodiscus gracilis Karsten, 1905 (uncertain > unassessed )
Coscinodiscus horridus Karsten, 1905 (uncertain > unassessed )
Coscinodiscus lentiginosus Janisch, 1874 accepted as Thalassiosira lentiginosa (Janisch) Fryxell, 1977 accepted as Coscinodiscus lentiginosus var. lentiginosus Janisch in Schmidt et al., 1878
Coscinodiscus lentiginosus var. lentiginosus Janisch in Schmidt et al., 1878 (uncertain > unassessed )
Coscinodiscus margaritae Frenguelli & Orlando, 1958 (unaccepted > nomen nudum )
Coscinodiscus marginatus Ehrenberg, 1844 (uncertain > unassessed )
Coscinodiscus nodulifer A.W.F.Schmidt, 1878 represented as Azpeitia nodulifera (A.W.F.Schmidt) G.A.Fryxell & P.A.Sims, 1986
Coscinodiscus oculoides Karsten, 1905 (uncertain > unassessed )
Coscinodiscus oculus-iridis (Ehrenberg) Ehrenberg, 1840 (uncertain > unassessed )
Coscinodiscus opposites
Coscinodiscus pseudodenticulatus Hustedt, 1958 (uncertain > unassessed )
Coscinodiscus radiatus Ehrenberg, 1840 (uncertain > unassessed )
Coscinodiscus ritscheri Hustedt, 1958 (uncertain > unassessed )
Coscinodiscus sol C.G.Wallich, 1860 (uncertain > unassessed )
Coscinodiscus subtilis Ehrenberg, 1841 (uncertain > unassessed )
Coscinodiscus tabularis Grunow, 1884 accepted as Azpeitia tabularis (Grunow) G.Fryxell & P.A.Sims, 1986 accepted as Coscinodiscus tabularis var. tabularis Grunow, 1884
Coscinodiscus tabularis var. tabularis Grunow, 1884 (uncertain > unassessed )
Coscinodiscus tumidus Janisch, 1874 accepted as Thalassiosira tumida (Janisch) Hasle, 1971 accepted as Coscinodiscus tumidus var. tumidus Janisch in Schmidt et al., 1878
Coscinodiscus tumidus var. tumidus Janisch in Schmidt et al., 1878 (uncertain > unassessed )
Hemidiscus cuneiformis Wallich, 1860
Roperia tesselata (Roper) Grunow ex Pelletan, 1889
Stellarima microtrias (Ehrenberg) G.R.Hasle & P.A.Sims, 1986 accepted as Symbolophora microtrias Ehrenberg, 1844