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Palaeocystodinium hyperxanthum

Palaeocystodinium? hyperxanthum (Vozzhennikova, 1963, p.185, fig.20) Vozzhennikova, 1967, p.152.

EMENDATION: Lentin and Vozzhennikova, 1990, p.60, as Palaeocystodinium? hyperxanthum.

TYPE: Holotype: Vozzhennikova, 1963, fig.20, lost according to Lentin and Vozzhennikova (1990, p.60). Lectotype: Lentin and Vozzhennikova, 1990, pl.7, fig.7; text-fig.31, designated by Lentin and Vozzhennikova (1990, p.60).

HISTORY: Originally Cystodiniopsis, subsequently Palaeocystodinium, thirdly (and now) Palaeocystodinium?. Questionable assignment: Stover and Evitt (1978, p.115).

AGE: Paleocene.


Infraspecific taxa:


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