Alterbia pilosa

"pilosa" (Davey, 1969b, p.9, pl.3, figs.2-5) Lentin and Williams, 1976, p.50. Holotype: Davey, 1969b, pl.3, figs.2,5. Combination illegitimate: the generic name Alterbia is illegitimate. NOW Alterbidinium. Originally Deflandrea, subsequently Alterbia (combination illegitimate), thirdly (and now) Alterbidinium. Age: Campanian-Maastrichtian.