Hystrichosphaeropsis somphosa
From dinoflaj3
somphosa Warny and Wrenn, 1997, p.284,286–287, pl.1, figs.1–6; pl.2, figs.5–10. Holotype: Warny and Wrenn, 1997, pl.1, figs.1–4. Age: late Miocene (Messinian).
Parent: Hystrichosphaeropsis