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Keuppisphaera minuta

"Keuppisphaera minuta" (Keupp, 1987, p.40-41, pl.6, figs.1-7; text-fig.2a) Keupp and Kowalski, 1992, p.215.

TYPE: Holotype: Keupp, 1987, pl.6, figs.5-6.

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

HISTORY: NOW: Calcigonellum. Originally (and now) Calcigonellum, subsequently Keuppisphaera (combination not validly published).

AGE: Mid Albian-Early Cenomanian.


Infraspecific taxa:


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