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Millioudodinium crispum
Millioudodinium crispum (W. Wetzel, 1967) Stover and Evitt, 1978; Emendations: Sarjeant, 1980b, p.119–120, as Hystrichogonyaulax crispa; Fenton, 1981, p.255–256, as Cribroperidinium crispum.
NOW Cribroperidinium. Originally Gonyaulax (Appendix B), subsequently Gonyaulacysta, thirdly Millioudodinium, fourthly Hystrichogonyaulax, fifthly (and now) Cribroperidinium, sixthly Acanthaulax.
Holotype: Wetzel, 1967a, pl.15, figs.4a–b; Dietz et al., 1999, text-fig.5a.
Age: Middle Jurassic
NOW Cribroperidinium. Originally Gonyaulax (Appendix B), subsequently Gonyaulacysta, thirdly Millioudodinium, fourthly Hystrichogonyaulax, fifthly (and now) Cribroperidinium, sixthly Acanthaulax.
Holotype: Wetzel, 1967a, pl.15, figs.4a–b; Dietz et al., 1999, text-fig.5a.
Age: Middle Jurassic