Calcigonellum limbatum
From dinoflaj2
"limbatum" (Deflandre, 1948, p.204-206, figs.10-12) Keupp, 1984, p.15. Holotype: Deflandre, 1948, figs.10-12. NOW Calciodinellum. Originally Calciogranellum, subsequently Calcigonellum, thirdly (and now) Calciodinellum. Age: Late Miocene.
Parent: Calcigonellum