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Cribroperidinium downiei

Cribroperidinium? downiei (Sarjeant, 1960a, p.138-139) Poulsen, 1996, p.77.

TYPE: Holotype: Downie, 1957, pl.20, fig.10, as Hystrichosphaeridium pattei; Jan du Chêne et al., 1986a, pl.3, figs.7-9.

HISTORY: Originally Baltisphaeridium (Appendix A), subsequently Acanthaulax, thirdly Acanthaulax?, fourthly Cyclonephelium, fifthly (and now) Cribroperidinium. Questionable assignment: Poulsen (1996, p.77).

AGE: Kimmeridgian.


Infraspecific taxa:


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