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Appendix A

Baltisphaeridium polyozum

"Baltisphaeridium polyozum" Brosius, 1963, p.45, pl.1, fig.6; pl.6, fig.5; text-figs.2a-d.

TYPE: Holotype: Brosius, 1963, pl.1, fig.6.

HISTORY: NOW: Impletosphaeridium?. Originally Baltisphaeridium, subsequently Cleistosphaeridium?, thirdly Surculosphaeridium, fourthly (and now) Impletosphaeridium?.

COMMENTS: For etymology, see Impletosphaeridium? polyozum.

AGE: Late Oxfordian.


Infraspecific taxa:


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