Calcigonellum minutum
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minutum Keupp, 1987, p.40-41, pl.6, figs.1-7; text-fig.2a. Holotype: Keupp, 1987, pl.6, figs.5-6. Originally (and now) Calcigonellum, subsequently Keuppisphaera (combination not validly published). Age: Mid Albian-Early Cenomanian.
Parent: Calcigonellum
