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Cribroperidinium parorthoceras

Cribroperidinium? parorthoceras (Davey, 1968, p.1) Helenes, 1984, p.130.

TYPE: Holotype: Sarjeant, 1966b, pl.14, figs.5-6; text-fig.29, as Gonyaulacysta orthoceras; Jan du Chêne et al., 1986a, pl.26, figs.6-8.

HISTORY: Originally Gonyaulacysta, subsequently Millioudodinium, thirdly (and now) Cribroperidinium?. Questionable assignment: Helenes (1984, p.130).

AGE: Late Barremian.


Infraspecific taxa:


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