Unipontidinium aquaeductus
From dinoflaj3
*aquaeductus (Piasecki, 1980, p.70, pl.1, figs.1–3; pl.5, figs.1–2) Wrenn, 1988, p.148. Holotype: Piasecki, 1980, pl.1, figs.1–3. Originally Nematosphaeropsis, subsequently Nematosphaeropsis?, thirdly Impagidinium, fourthly (and now) Unipontidinium. N.I.A. Age: middle Miocene.