Ceratiopsis striata
From dinoflaj3
"striata" (Drugg, 1967, p.18, pl.2, figs.13–14) Lentin and Williams, 1977b, p.21. Holotype: Drugg, 1967, pl.2, fig.13. Combination illegitimate: the generic name Ceratiopsis is illegitimate. NOW Cerodinium. Originally Deflandrea, subsequently Ceratiopsis (combination illegitimate), thirdly (and now) Cerodinium. Age: early Paleocene.
Parent: Ceratiopsis_Vozzhennikova 1963