Palaeoperidinium bicuneatum
From dinoflaj3
"bicuneatum" Deflandre, 1939a, p.180, pl.8, fig.7. Holotype: Deflandre, 1939a, pl.8, fig.7. Name not validly published: generic name not validly published until 1967. NOW Cornudinium. Originally Palaeoperidinium (name not validly published), subsequently Scriniodinium, thirdly Glossodinium, fourthly Dinopterygium, fifthly (and now) Cornudinium. Age: Oxfordian.
Parent: Palaeoperidinium