Palaeoperidinium asperum
From dinoflaj2
?asperum Xu Jinli, 1987, p.153, pl.4, figs.11-12. Holotype: Xu Jinli, 1987, pl.4, fig.11. Questionable assignment: Evitt et al. (1998, p.48). Age: ?Mid-Late Eocene.
Parent: Palaeoperidinium