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Nematosphaeropsis aquaeducta

"Nematosphaeropsis? aquaeducta" Piasecki, 1980, p.70, pl.1, figs.1-3; pl.5, figs.1-2.

TYPE: Holotype: Piasecki, 1980, pl.1, figs.1-3.

HISTORY: NOW: Unipontidinium. Originally Nematosphaeropsis, subsequently Nematosphaeropsis?, thirdly Impagidinium, fourthly (and now) Unipontidinium. Questionable assignment: Edwards (1984, p.586) as a problematical species.

AGE: Mid Miocene.


Infraspecific taxa:


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