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Senoniasphaera frisia

"Senoniasphaera? frisia" Raynaud, 1978, p.394, pl.1, fig.11.

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

HISTORY: Originally Senoniasphaera?, subsequently Sirmiodiniopsis. Questionable assignment: Raynaud (1978, p.394).

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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