Cassidium fragile
From dinoflaj2
*fragile (Harris, 1965, p.97, pl.27, figs.4-5) Drugg, 1967, p.22. Holotype: Harris, 1965, pl.27, fig.5. Originally Ovoidites (Appendix A), subsequently (and now) Cassidium. Age: Early Eocene.
Parent: Cassidium