Polysphaeridium granulosum
From dinoflaj3
"granulosum" Jain and Millepied, 1975, p.151–152, pl.5, figs.69–70. Holotype: Jain and Millepied, 1975, pl.5, fig.69. NOW Pervosphaeridium?. Originally Polysphaeridium, subsequently Dapsilidinium, thirdly (and now) Pervosphaeridium?. Age: Campanian–Maastrichtian.
Parent: Polysphaeridium