Subtilisphaera trendallii
From dinoflaj3
"?trendallii" (Cookson and Eisenack, 1970a, p.145–146, pl.12, figs.5–6) Lentin and Williams, 1976, p.120. Emendation: Pavlishina, 1995, p.138–139, as Trithyrodinium trendallii. Holotype: Cookson and Eisenack, 1970a, pl.12, fig.5. NOW Trithyrodinium. Originally Ascodinium?, subsequently Subtilisphaera?, thirdly (and now) Trithyrodinium. Questionable assignment: Lentin and Williams (1976, p.120). Age: Albian–Cenomanian.
Parent: Subtilisphaera