Tanyosphaeridium ellipticum

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"ellipticum" (Cookson, 1965a, p.87–88, pl.11, figs.1–3,3a) Davey and Williams, 1969, p.7.  Holotype: Cookson, 1965a, pl.11, fig.1.  NOW Distatodinium.  Originally Hystrichosphaeridium, subsequently Tanyosphaeridium, thirdly (and now) Distatodinium.  Age: late Eocene.

Parent: Tanyosphaeridium