Ellipsodinium rugulosum
From dinoflaj3
*rugulosum Clarke and Verdier, 1967, p.69, pl.14, figs.4–6; text-fig.29. Holotype: Clarke and Verdier, 1967, pl.14, fig.6. Taxonomic junior synonym: Chelinocysta lita (name not validly published), according to Clarke et al. (1968, p.182). Age: Cenomanian–Santonian.