Cordosphaeridium varians
From dinoflaj3
varians May, 1980, p.47–48, pl.2, figs.4,7–8; pl.14, figs.1–3; pl.15, figs.2a–b,3a–d; pl.16, figs.6a–10b. Holotype: May, 1980, pl.2, figs.4,7–8. Age: Campanian–Maastrichtian.
Parent: Cordosphaeridium