From Williams et al., 2017:

[Ceratium, von P. Schrank, 1793, p.34]


Dinoflagellate genus based on the motile stage.
Fossil cysts formerly included within this genus have been transferred to Palaeocystodinium Alberti, 1961, with the exception of Odontochitina operculata (O. Wetzel, 1933) Deflandre and Cookson, 1955