Batiacasphaera rotundata
From dinoflaj2
"rotundata" (Cookson and Eisenack, 1961a, p.72, pl.12, figs.1-5) Dörhöfer and Davies, 1980, p.41. Holotype: Cookson and Eisenack, 1961a, pl.12, fig.1. NOW Canningia?. Originally Canningia, subsequently (and now) Canningia?, thirdly Batiacasphaera. Age: Senonian.
Parent: Batiacasphaera