Peridinium crenulatum Appendix B
From dinoflaj2
"crenulatum" de Coninck, 1975, p.96, pl.17, figs.5-7,12-13,14-15. Emendation: Heilmann-Clausen, 1985, p.24-25, as Phthanoperidinium crenulatum. Holotype: de Coninck, 1975, pl.17, figs.12-13. NOW Phthanoperidinium. Originally Peridinium, subsequently (and now) Phthanoperidinium. Age: Early Eocene (Ypresian).
Parent: Peridinium