Alterbia foliacea

"foliacea" (Eisenack and Cookson, 1960, p.2, pl.1, fig.3) Lentin and Williams, 1976, p.49.  Holotype: Eisenack and Cookson, 1960, pl.1, fig.3.  Combination illegitimate: the generic name Alterbia is illegitimate.  NOW Subtilisphaera.  Originally Deflandrea, subsequently Alterbia (combination illegitimate), thirdly (and now) Subtilisphaera.  Age: Turonian-Mid Senonian.

Parent: Alterbia