Spinidinium lanterna
From dinoflaj2
"lanterna" Cookson and Eisenack, 1970a, p.144-145, pl.12, figs.1-3. Holotype: Cookson and Eisenack, 1970a, pl.12, fig.2. NOW Volkheimeridium. Originally Spinidinium, subsequently (and now) Volkheimeridium. N.I.A. Age: Senonian.
Parent: Spinidinium