Wilsonidium tuberosuturatum
From dinoflaj3
"tuberosuturatum" He Chengquan, 1991, p.103, pl.37, figs.7–8. Holotype: He Chengquan, 1991, pl.37, fig.8. NOW Castellodinium? Originally Wilsonidium, subsequently (and now) Castellodinium? Age: middle Eocene.
Parent: Wilsonidium