Amphorosphaeridium axiale

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"axiale" (Eisenack, 1965b, p.150, pl.15, figs.1–4) Davey, 1969c, p.35.  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: Amphorosphaeridium