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Hystrichosphaeridium huecospinosum

"Hystrichosphaeridium? huecospinosum" Cramer, 1964, p.331, pl.6, fig.2; text-fig.36, no.7.

TYPE: Holotype: Cramer, 1964, pl.6, fig.2.

HISTORY: NOW: Umbellasphaeridium (Appendix A). Originally Hystrichosphaeridium?, subsequently Baltisphaeridium? (combination not validly published; Appendix A), thirdly Florisphaeridium (Appendix A), fourthly (and now) Umbellasphaeridium (Appendix A). Questionable assignment: Cramer (1964, p.331).

AGE: Devonian (Emsian).


Infraspecific taxa:


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