Braarudosphaera bigelowii (Gran & Braarud) Deflandre, 1947
Coccolithus huxleyi (Lohmann) Kamptner, 1943 accepted as Gephyrocapsa huxleyi (Lohmann) P.Reinhardt, 1972
Emiliania huxleyi (Lohmann) W.W.Hay & H.Mohler, 1967 accepted as Gephyrocapsa huxleyi (Lohmann) P.Reinhardt, 1972
Gephyrocapsa huxleyi (Lohmann) P.Reinhardt, 1972
Helicopontosphaera kamptneri W.W.Hay & H.Mohler, 1967 accepted as Helicosphaera carteri (Wallich) Kamptner, 1954
Helicosphaera carteri (Wallich) Kamptner, 1954
Helicosphaera carterii (Wallich) Kamptner, 1954 accepted as Helicosphaera carteri (Wallich) Kamptner, 1954
Pontosphaera huxleyi Lohmann, 1902 accepted as Gephyrocapsa huxleyi (Lohmann) P.Reinhardt, 1972
Pontosphaera pacifica D.A.Burns, 1973 †
Syracosphaera pulchra Lohmann, 1902