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
Asteromphalus heptactis (Brébisson) Ralfs, 1861
Asteromphalus hookeri Ehrenberg, 1844
Asteromphalus hyalinus Karsten, 1905 (uncertain > unassessed )
Asteromphalus parvulus Karsten, 1905 (uncertain > unassessed )
Asteromphalus roperianus (Greville) Ralfs, 1861
Attheya gaussii (Heiden) R.M.Crawford, 2000 accepted as Chaetoceros gaussii Heiden, 1928
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
Biddulphia litigiosa Van Heurck, 1909 (uncertain > unassessed )
Biddulphia weissflogii Grunow, 1882 (uncertain > unassessed )
Chaetoceros adelianum E. Manguin, 1957 (uncertain > unassessed )
Chaetoceros aequatorialis Cleve, 1873 (uncertain > unassessed )
Chaetoceros aequatorialis var. antarctica
Chaetoceros atlanticus Cleve, 1873
Chaetoceros brevis F.Schütt, 1895
Chaetoceros bulbosus (Ehrenberg) Heiden, 1928
Chaetoceros castracanei Karsten, 1905 (uncertain > unassessed )
Chaetoceros concavicornis Mangin, 1917
Chaetoceros convolutus Castracane, 1886
Chaetoceros criophilus Gran, 1904 (uncertain > unassessed )
Chaetoceros curvatus Castracane, 1886
Chaetoceros curvisetus Cleve, 1889
Chaetoceros debilis Cleve, 1894 emend Xu, Y.Li & Lundholm in Xu et al., 2020
Chaetoceros dichaeta Ehrenberg, 1844
Chaetoceros flexuosus Mangin, 1915 (uncertain > unassessed )
Chaetoceros gaussii Heiden, 1928 (uncertain > unassessed )
Chaetoceros hendeyi Manguin, 1960 (uncertain > unassessed )
Chaetoceros laciniosus F.Schütt, 1895
Chaetoceros neglectus Karsten, 1905 (uncertain > unassessed )
Chaetoceros neogracilis VanLand., 1968
Chaetoceros pendulus Karsten, 1905
Chaetoceros peruvianus Brightwell, 1856
Chaetoceros radicans F.Schütt, 1895 (uncertain > unassessed )
Chaetoceros simplex Ostenfeld, 1902
Chaetoceros socialis H.S.Lauder, 1864
Chaetoceros tortissimus Gran, 1900 (uncertain > unassessed )
Corethron inerme Karsten, 1905 (uncertain > unassessed )
Corethron pennatum (Grunow) Ostenfeld, 1909
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 )
Coscinosira oestrupii Ostenfeld, 1900 represented as Shionodiscus oestrupii (Ostenfeld) A.J.Alverson, S.H.Kang & E.C.Theriot, 2006
Coscinosira poroseriata Ramsfjell, 1959 (uncertain > unassessed )
Cymatosira laevis Heiden, 1928 (uncertain > unassessed )
Dactyliosolen antarcticus Castracane, 1886 (uncertain > unassessed )
Dactyliosolen tenuijunctus (Manguin) Hasle, 1975 accepted as Rhizosolenia tenuijuncta Manguin, 1960
Eucampia antarctica (Castracane) Mangin, 1915 accepted as Moelleria antarctica Castracane, 1886 accepted as Neomoelleria antarctica (Castrac.) S.Blanco & C.E.Wetzel, 2016
Eucampia antarctica var. antarctica
Eucampia antarctica var. recta (Mangin) G.Fryxell & A.K.S.K.Prasad, 1990 (uncertain > unassessed )
Eupodiscus tesselatus Roper, 1858 represented as Roperia tesselata (Roper) Grunow ex Pelletan, 1889
Guinardia cylindrus (Cleve) Hasle, 1996 accepted as Rhizosolenia cylindrus Cleve, 1897
Guinardia tubiformis (G.R.Hasle) Hasle, 1996 accepted as Rhizosolenia tubiformis G.R.Hasle, 1975
Hemidiscus cuneiformis Wallich, 1860
Lauderia annulata Cleve, 1873 (uncertain > unassessed )
Lauderia mediterranea H.Peragallo, 1888 (uncertain > unassessed )
Leptocylindrus danicus Cleve, 1889 (uncertain > unassessed )
Leptocylindrus mediterraneus (H.Peragallo) Hasle, 1975 accepted as Lauderia mediterranea H.Peragallo, 1888
Melosira adeliae Manguin, 1957 (uncertain > unassessed )
Melosira sol Kützing, 1849
Odontella aurita (Lyngbye) C.Agardh, 1832
Odontella litigiosa (Van Heurck) Hoban, 1980 accepted as Biddulphia litigiosa Van Heurck, 1909
Odontella weissflogii (Grunow) Grunow, 1884 accepted as Biddulphia weissflogii Grunow, 1882
Planktoniella sol (C.G.Wallich) Schütt, 1892 accepted as Coscinodiscus sol C.G.Wallich, 1860
Porosira dichotomica O.G.Kozlova, 1962 (uncertain > unassessed )
Porosira glacialis (Grunow) Jörgensen, 1905 (uncertain > unassessed )
Porosira pseudodenticulata (Hustedt) Jousé, 1962 accepted as Coscinodiscus pseudodenticulatus Hustedt, 1958