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Impagidinium aquaeductum

"Impagidinium aquaeductum" (Piasecki, 1980, p.70, pl.1, figs.1-3; pl.5, figs.1-2) Lentin and Williams, 1985, p.194.

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

HISTORY: NOW: Unipontidinium. Originally Nematosphaeropsis, subsequently Nematosphaeropsis?, thirdly Impagidinium, fourthly (and now) Unipontidinium.

AGE: Mid Miocene.


Infraspecific taxa:


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