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Areosphaeridium calicigerum

"Areosphaeridium? calicigerum" de Coninck, 1986b, p.10, pl.1, figs.8-13.

TYPE: Holotype: de Coninck, 1986b, pl.1, figs.11-13.

HISTORY: NOW: Surculosphaeridium?. Originally Areosphaeridium?, subsequently (and now) Surculosphaeridium?. Questionable assignment: de Coninck (1986b, p.10).

AGE: Late Eocene (Tongrian).


Infraspecific taxa:


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