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Appendix A

Baltisphaeridium rhabdophorum

"Baltisphaeridium rhabdophorum" (Valensi, 1955b, p.593, pl.3, fig.7) Downie and Sarjeant, 1963, p.87.

TYPE: Holotype: Valensi, 1955b, pl.3, fig.7.

STATUS: Combination not validly published: basionym not fully referenced.

HISTORY: NOW: Dapsilidinium?. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (combination not validly published), thirdly Polysphaeridium?, fourthly (and now) Dapsilidinium?.

AGE: Late Cretaceous.


Infraspecific taxa:


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