Nematosphaeropsis aquaeductus
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"?aquaeductus" Piasecki, 1980, p.70, pl.1, figs.1-3; pl.5, figs.1-2. Holotype: Piasecki, 1980, pl.1, figs.1-3. NOW Unipontidinium. Originally Nematosphaeropsis, subsequently Nematosphaeropsis?, thirdly Impagidinium, fourthly (and now) Unipontidinium. Questionable assignment: Edwards (1984, p.586) as a problematic species. N.I.A. Age: Mid Miocene.
Parent: Nematosphaeropsis