Batiacasphaera circularis

"circularis" (Cookson and Eisenack, 1971, p.219, pl.8, fig.6) Dörhöfer and Davies, 1980, p.40.  Holotype: Cookson and Eisenack, 1971, pl.8, fig.6.  NOW Kallosphaeridium?.  Originally Canningia, subsequently Canningia?, thirdly Batiacasphaera, fourthly (and now) Kallosphaeridium?.  Age: Albian–Cenomanian.

Parent: Batiacasphaera