Peridinium crenulatum Appendix B
From dinoflaj3
"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_Appendix B