From Fensome et al., 2019:
Geiselodinium maslinense (Harris, 1974, p.164, pl.2, fig.10) Stover and Evitt, 1978, p.231. Holotype: Harris, 1974, pl.2, fig.10.
Originally Cubiculosphaera, subsequently (and now) Geiselodinium. Age: Middle Eocene.

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