Alterbidinium mcmillanii
From dinoflaj3
mcmillanii Willumsen, 2012, p.58–59, pl.1, figs.12,16–18: pl.2, figs.7–12. Holotype: Willumsen, 2012, pl.2. figs.7–12. Age: latest Maastrichtian–earliest Paleocene.
Parent: Alterbidinium