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Hystrichosphaeridium setigerfurcatum

"Hystrichosphaeridium setigerfurcatum" Timofeev, 1959, p.52-53, pl.4, fig.6.

TYPE: Holotype: Timofeev, 1959, pl.4, fig.6.

HISTORY: NOW: Baltisphaeridium (Appendix A). Originally Hystrichosphaeridium, subsequently (and now) Baltisphaeridium (Appendix A), thirdly Archaeohystrichosphaeridium (combination not validly published; Appendix A).

AGE: Early Ordovician.


Infraspecific taxa:


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