Hystrichokolpoma petasatum
From dinoflaj3
?petasatum Islam, 1983b, p.340–341, pl.3, figs.4–5. Holotype: Islam, 1983b, pl.3, fig.5. Questionable assignment: Islam (1983b, p.340). Age: early-middle Eocene.
Parent: Hystrichokolpoma