Leptodinium aculeatum
From dinoflaj3
"aculeatum" Wall, 1967, p.104–105, pl.14, figs.18–19; text-figs.3C–D. Holotype: Wall, 1967, pl.14, fig.18; Jan du Chêne et al., 1986a, pl.53, figs.1–3. NOW Impagidinium. Originally Leptodinium, subsequently (and now) Impagidinium. Age: Pleistocene–Holocene.
Parent: Leptodinium