Abas wittii (Grunow) R.Ross & P.A.Sims, 1980 †
Ailuretta cerataulinoides Sims, 1986 † (uncertain > unassessed )
Ailuretta rotunda Sims, 1986 † (uncertain > unassessed )
Baxteriopsis brunii (Van Heurck) Karsten, 1928 † accepted as Baxteria brunii Van Heurck, 1896
Bellerochea horologicalis Stosch, 1980 (uncertain > unassessed )
Bellerochea horologicalis var. recta Stosch, 1987 (uncertain > unassessed )
Bellerochea indica Karsten, 1907 (uncertain > unassessed )
Bellerochea malleus (Brightwell) Van Heurck, 1885 (uncertain > unassessed )
Bellerochea malleus f. biangularis von Stosch, 1977 (uncertain > unassessed )
Bellerochea malleus f. biangulata Peragallo accepted as Bellerochea malleus var. biangulata H.Peragallo & M.Peragallo, 1908
Bellerochea malleus f. malleus (Brightwell) Van Heurck, 1885 accepted as Triceratium malleus var. malleus Brightwell, 1858
Bellerochea malleus f. quadrangularis von Stosch, 1977 (uncertain > unassessed )
Bellerochea malleus f. tetragona (Van Heurck) Hustedt, 1930 accepted as Triceratium malleus var. tetragona Grunow in Van Heurck, 1883
Bellerochea malleus f. triangularis von Stosch, 1977 (uncertain > unassessed )
Bellerochea malleus var. biangulata H.Peragallo & M.Peragallo, 1908 (uncertain > unassessed )
Bellerochea malleus var. tetragona (Grunow in Van Heurck) F.W. Mills, 1933 accepted as Triceratium malleus var. tetragona Grunow in Van Heurck, 1883
Bellerochea polymorpha Hargraves & Guillard, 1974 (uncertain > unassessed )
Bellerochea spinifera Hargraves & Guillard, 1974 (uncertain > unassessed )
Bellerochea yucatanensis Stosch, 1977 (uncertain > unassessed )
Bicornis incisus (Hajós) Fenner, 1994 † accepted as Fennerbicornis incisus (Hajós) Blanco, 2020 †
Bicornis kittonii (Grunow) J.Fenner, 1994 † accepted as Fennerbicornis kittonii (Grunow) Blanco, 2020 †
Bicornis pyxilloides Fenner, 1994 accepted as Fennerbicornis pyxilloides Blanco, 2020 †
Briggera affixa (R.Ross) R.Ross & P.A.Sims, 1985 †
Briggera bonei Ross & Sims, 1985 (uncertain > unassessed )
Briggera capitata (R.K.Greville) R.Ross & P.A.Sims, 1985 †
Briggera caverna (Brun) Ross & Sims, 1985 accepted as Hemiaulus caverna Brun, 1891
Briggera haitensis (Ross) Ross & Sims, 1985 accepted as Hemiaulus haitensis Ross, 1971
Briggera includens (Grunow) Ross & Sims, 1985 accepted as Hemiaulus includens Grunow, 1884
Briggera monoligata Ross & Sims, 1985 (uncertain > unassessed )
Briggera morenoensis Ross & Sims, 1985 (uncertain > unassessed )
Briggera novocastrensis (Ross) Ross & Sims, 1985 accepted as Hemiaulus novocastrensis Ross, 1971
Briggera ornithocephala (Greville) Ross & Sims, 1985 † accepted as Hemiaulus ornithocephalus var. ornithocephalus Greville, 1865
Briggera paratethyos Ross & Sims, 1985 (uncertain > unassessed )
Briggera robusta Ross & Sims, 1985 (uncertain > unassessed )
Briggera siberica (Grunow) Ross & Sims, 1985 accepted as Hemiaulus sibericus Grunow, 1884
Briggera vemae Ross & Sims, 1985 (uncertain > unassessed )
Cerataulina bergonii (H.Peragallo) Schütt, 1896 accepted as Cerataulina pelagica (Cleve) Hendey, 1937 accepted as Cerataulina bergonii Ostenfeld, 1903
Cerataulina bergonii Ostenfeld, 1903 (uncertain > unassessed )
Cerataulina bergonii var. bergonii (H. Peragallo) Schutt, 1896 (uncertain > unassessed )
Cerataulina bergonii var. elongata Schroder, 1900 (uncertain > unassessed )
Cerataulina bergonii var. lata Cleve-Euler, 1937 (uncertain > unassessed )
Cerataulina bicornis (Ehrenberg) Hasle, 1985 accepted as Syringidium bicorne Ehrenberg, 1845
Cerataulina chapmanii Crosby & Wood, 1958 (uncertain > unassessed )
Cerataulina compacta Ostenfeld, 1901 (uncertain > unassessed )
Cerataulina cretacea Hajós, 1974 (uncertain > unassessed )
Cerataulina curvata Wood, 1963 (uncertain > unassessed )
Cerataulina daemon (Greville) Hasle, 1980 accepted as Syringidium daemon Greville, 1866
Cerataulina dentata Hasle in Hasle & Syvertsen, 1980 (uncertain > unassessed )
Cerataulina mediterranea Schiller, 1929 (uncertain > unassessed )
Cerataulina pelagica (Cleve) Hendey, 1937 accepted as Cerataulina bergonii Ostenfeld, 1903
Cerataulina praebergonii Hajós, 1976 (uncertain > unassessed )
Cerataulina velifera Mereschkowsky, 1902 (uncertain > unassessed )
Cerataulina zhongshaensis Guo, Ye & Zhou, 1978 (uncertain > unassessed )
Climacodium atlanticum L. Mangin, 1910 (uncertain > unassessed )
Climacodium biconcavum Cleve, 1897 (uncertain > unassessed )
Climacodium frauenfeldianum Grunow, 1868
Climacodium frauenfeldianum var. frauenfeldianum Grunow, 1868 (uncertain > unassessed )
Climacodium frauenfeldianum var. jacobi Cleve, 1897 (uncertain > unassessed )
Climacodium frauenfeldii Cleve, 1900 (uncertain > unassessed )
Climacodium jacobi Cleve, 1897 (uncertain > unassessed )
Climacodium japonicum Schröder, 1906 (uncertain > unassessed )
Cylindrospira simsiae A.G.Mitlehner, 1995 †
Cylindrospira simsiae f. homanni A.G.Mitlehner, 1995 †
Eucampia antarctica (Castracane) Mangin, 1915 accepted as Moelleria antarctica Castracane, 1886 accepted as Neomoelleria antarctica (Castrac.) S.Blanco & C.E.Wetzel, 2016
Eucampia antarctica (Ehrenberg) A.Mann, 1937 accepted as Hemiaulus antarcticus Ehrenberg, 1844
Eucampia antarctica f. recta Mangin, 1915 (uncertain > unassessed )
Eucampia antarctica f. spiralis Mangin, 1915 (uncertain > unassessed )
Eucampia antarctica var. antarctica
Eucampia antarctica var. balaustium Beklemishev, 1958 (uncertain > unassessed )
Eucampia antarctica var. recta (Mangin) G.Fryxell & A.K.S.K.Prasad, 1990 (uncertain > unassessed )
Eucampia balaustium Castracane, 1886 (uncertain > unassessed )
Eucampia balaustium sensu Van Heurck, 1909 (uncertain > unassessed )
Eucampia balaustium Van Heurck, 1909 (uncertain > unassessed )
Eucampia balaustium f. aestiva Heiden, 1928 (uncertain > unassessed )
Eucampia balaustium f. hibernica Heiden & Kolbe, 1928 (uncertain > unassessed )
Eucampia balaustium var. minor Castracane, 1886 (uncertain > unassessed )
Eucampia biconcava (Cleve) Ostenfeld, 1902 accepted as Climacodium biconcavum Cleve, 1897
Eucampia britannica W.Smith, 1853 (uncertain > unassessed )
Eucampia cornuta (Cleve) Grunow, 1883 accepted as Moelleria cornuta Cleve, 1873 accepted as Neomoelleria cornuta (Cleve) S.Blanco & C.E.Wetzel, 2016
Eucampia groenlandica Cleve, 1896 (uncertain > unassessed )
Eucampia groenlandica f. atlantica Gran, 1905 (uncertain > unassessed )
Eucampia groenlandica var. atlantica (Gran) Cleve-Euler, 1951 (uncertain > unassessed )
Eucampia groenlandica var. recta Kisselev, 1925 (uncertain > unassessed )
Eucampia groenlandica var. typica Cleve-Euler, 1951 (uncertain > unassessed )
Eucampia hemiauloides Ostenfeld, 1901 (uncertain > unassessed )
Eucampia minor Castracane in Mangin, 1915 (uncertain > unassessed )
Eucampia nodosa A.Schmidt, 1888 (uncertain > unassessed )
Eucampia payeri Grunow, 1884 (uncertain > unassessed )
Eucampia recta H.H.Gran & T.Braarud, 1935 (uncertain > unassessed )
Eucampia schliephackeana Grunow in litt., Rabenhorst, 1864 (uncertain > unassessed )
Eucampia striata Stolterfoth, 1879 (uncertain > unassessed )
Eucampia striata var. maxima Stolterfoth, 1879 (uncertain > unassessed )
Eucampia virginica Grunow in Van Heurck, 1882 (uncertain > unassessed )
Eucampia zodiacus Ehrenberg, 1839 (uncertain > unassessed )
Eucampia zodiacus f. cylindrocornis Syvertsen in Syvertsen & Hasle, 1983 (uncertain > unassessed )
Eucampia zodiacus var. cornigera Grunow in Van Heurck, 1882 (uncertain > unassessed )
Eucampia zodiacus var. nodosa Grunow in Cleve & Möller, 1882 (uncertain > unassessed )
Eucampia zoodiacus Ehrenberg
Eucampia zoodiacus var. recta (Kisselev) Kisselev in Proshkina-Lavrenko, 1949 accepted as Eucampia groenlandica var. recta Kisselev, 1925
Eucampia zoodiacus var. recta Kisselev, 1939 (uncertain > unassessed )