Cordosphaeridium axiale

"axiale" Eisenack, 1965b, p.150, pl.15, figs.1–4.  Holotype: Eisenack, 1965b, pl.15, fig.2.  NOW Fibrocysta.  Originally Cordosphaeridium, subsequently Lanternosphaeridium, thirdly Amphorosphaeridium, fourthly (and now) Fibrocysta.  Age: late Eocene–early Oligocene.

Parent: Cordosphaeridium