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Tanyosphaeridium ellipticum

"Tanyosphaeridium ellipticum" (Cookson, 1965a, p.87-88, pl.11, figs.1-3,3a) Davey and Williams, 1969, p.7.

TYPE: Holotype: Cookson, 1965a, pl.11, fig.1.

HISTORY: NOW: Distatodinium. Originally Hystrichosphaeridium, subsequently Tanyosphaeridium, thirdly (and now) Distatodinium.

AGE: Late Eocene.


Infraspecific taxa:


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