Cleistosphaeridium paucifurcatum
From dinoflaj2
"paucifurcatum" Cookson and Eisenack, 1982, p.39, pl.8, figs.5-6. Holotype: Cookson and Eisenack, 1982, pl.8, fig.5. NOW Spiniferites?. Originally Cleistosphaeridium, subsequently Impletosphaeridium?, thirdly (and now) Spiniferites?. Age: Paleocene.
Parent: Cleistosphaeridium