Hystrichosphaeridium paraense
From dinoflaj3
"paraense" Regali et al., 1974, p.289, pl.23, fig.6. Holotype: Regali et al., 1974, pl.23, fig.6. NOW Tuberculodinium. Originally Hystrichosphaeridium, subsequently (and now) Tuberculodinium. Age: early Miocene.
Parent: Hystrichosphaeridium