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Sirmiodiniopsis frisia

"Sirmiodiniopsis frisia" (Raynaud, 1978, p.394, pl.1, fig.11) Lentin and Williams, 1981, p.256.

TYPE: Holotype: Raynaud, 1978, pl.1, fig.11.

HISTORY: Originally Senoniasphaera?, subsequently Sirmiodiniopsis.

SYNONYM(S): Taxonomic senior synonym: Meiourogonyaulax (as Ambonosphaera?) staffinensis, according to Poulsen and Riding (1992, p.26).

AGE: Oxfordian-mid Valanginian.


Infraspecific taxa:


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