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Appendix A

Baltisphaeridium striatoconum

"Baltisphaeridium striatoconum" (Deflandre and Cookson, 1955, p.275, pl.2, fig.10; text-fig.36) Downie and Sarjeant, 1965, p.97.

TYPE: Holotype: Deflandre and Cookson, 1955, text-fig.36.

HISTORY: NOW: Conosphaeridium. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Litosphaeridium?, fourthly (and now) Conosphaeridium.

COMMENTS: This combination was not validly published in Downie and Sarjeant (1963, p.92), since these authors did not fully reference the basionym.

AGE: mid Senonian.


Infraspecific taxa:


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