Isabelia thomasii
From dinoflaj3
"thomasii" (Cookson and Eisenack, 1961a, p.71–72, pl.11, figs.7–10) Lentin and Williams, 1976, p.59. Holotype: Cookson and Eisenack, 1961a, pl.11, fig.8. Combination illegitimate: the generic name Isabelia is illegitimate. NOW Isabelidinium. Originally Deflandrea, subsequently Isabelia (combination illegitimate), thirdly (and now) Isabelidinium. Age: Senonian.
Parent: Isabelia_Lentin and Williams 1976