Alterbia ectorugosa
From dinoflaj2
"ectorugosa" (Archangelsky, 1969b, p.192, pl.1, figs.5-7) Lentin and Williams, 1976, p.49. Holotype: Archangelsky, 1969b, pl.1, figs.5-6. Combination illegitimate: the generic name Alterbia is illegitimate. NOW Senegalinium. Originally Deflandrea, subsequently Alterbia (combination illegitimate), thirdly (and now) Senegalinium. Age: Eocene.
Parent: Alterbia