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Hystrichosphaeridium longifurcatum

"Hystrichosphaeridium longifurcatum" Firtion, 1952, p.157-158, pl.9, fig.1; text-figs.1H-M.

TYPE: Holotype: Firtion, 1952, pl.9, fig.1.

HISTORY: NOW: Surculosphaeridium?. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly Surculosphaeridium, fourthly (and now) Surculosphaeridium?.

AGE: Cenomanian.


Infraspecific taxa:


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