Batiacasphaera ringnesiorum
From dinoflaj3
"ringnesiorum" (Manum and Cookson, 1964, p.15, pl.2, fig.10) Dörhöfer and Davies, 1980, p.40. Holotype: Manum and Cookson, 1964, pl.2, fig.10. NOW Kallosphaeridium?. Originally Canningia, subsequently Canningia?, thirdly Batiacasphaera, fourthly Chytroeisphaeridia, fifthly (and now) Kallosphaeridium?. Age: Campanian–Maastrichtian.
Parent: Batiacasphaera