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Hystrichosphaeridium fimbriatum

"Hystrichosphaeridium fimbriatum" (White, 1842, p.36, pl.4, div.3, fig.3) Deflandre, 1946a, card 899.

TYPE: Holotype: White, 1842, pl.4, div.3, fig.3; Sarjeant, 1991, fig.4.2.

HISTORY: NOW: Filisphaeridium (Appendix A). Originally Xanthidium (Appendix A), subsequently Hystrichosphaeridium, thirdly Baltisphaeridium (Appendix A), fourthly Comasphaeridium (Appendix A), fifthly (and now) Filisphaeridium (Appendix A).

AGE: Late Cretaceous.


Infraspecific taxa:


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