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Cordosphaeridium uncinispinosum

"Cordosphaeridium? uncinispinosum" de Coninck, 1969, p.32-33, pl.9, figs.6-8.

TYPE: Holotype: de Coninck, 1969, pl.9, figs.6-8.

HISTORY: NOW: Operculodinium. Originally Cordosphaeridium, subsequently Cordosphaeridium?, thirdly Cleistosphaeridium, fourthly (and now) Operculodinium. Questionable assignment: Stover and Evitt (1978, p.147), as a problematical species.

AGE: Early Eocene.


Infraspecific taxa:


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DINOFLAJ (c) 1998