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Hystrichosphaeridium spiciferum

"Hystrichosphaeridium spiciferum" Deunff, 1955, p.146, pl.3, fig.1; text-fig.26.

TYPE: Holotype: Deunff, 1955, pl.3, fig.1.

HISTORY: NOW: Stellechinatum (Appendix A). Originally Hystrichosphaeridium, subsequently Veryhachium (combination not validly published; Appendix A), thirdly Baltisphaeridium (Appendix A), fourthly Evittia Brito (combination not validly published; Appendix A), fifthly Multiplicisphaeridium (Appendix A), sixthly (and now) Stellechinatum (Appendix A).

AGE: Mid Devonian.


Infraspecific taxa:


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