Impagidinium californiense
From dinoflaj3
californiense Damassa, 1979a, p.829–830, pl.5, figs.1–13; text-fig.8. Holotype: Damassa, 1979a, pl.5, figs.3–6; Jan du Chêne et al., 1986a, pl.52, fig.18. Age: early-middle Eocene.
Parent: Impagidinium