Spinidinium rotundum
From dinoflaj3
"rotundum" Wilson, 1967a, p.65–66, figs.6–7. Holotype: Wilson, 1967a, fig.6. NOW Vozzhennikovia. Originally Spinidinium, subsequently (and now) Vozzhennikovia, thirdly Dioxya. Age: Eocene.
Parent: Spinidinium