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Hystrichosphaeridium tridactylites

"Hystrichosphaeridium tridactylites" Valensi, 1955a, p.37-38, fig.1D.

TYPE: Holotype: Valensi, 1955a, fig.1D.

HISTORY: NOW: Florentinia. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly Hystrichokolpoma (combination not validly published), fourthly Achomosphaera, fifthly Silicisphaera, sixthly (and now) Florentinia.

AGE: Cretaceous.


Infraspecific taxa:


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