Alterbidinium austrinum
From dinoflaj2
austrinum Roncaglia and Schiøler, 1999, p.124-125,127-128, pl.1, figs.1-9; pl.2, figs.1-6; text-figs.3A-F. Holotype: Roncaglia and Schiøler, 1999, pl.1, figs.1-2; text-fig.3A. Age: mid-late Campanian.
Parent: Alterbidinium