Cleistosphaeridium separatum
From dinoflaj2
"separatum" McIntyre and Brideaux, 1980, p.19-20, pl.6, figs.4-5,7-8. Holotype: McIntyre and Brideaux, 1980, pl.6, figs.4-5. NOW Sentusidinium. Originally Cleistosphaeridium, subsequently (and now) Sentusidinium. Taxonomic junior synonym: Sentusidinium cuculliforme, according to Courtinat in Fauconnier and Masure (2004, p.486). Age: Valanginian.
Parent: Cleistosphaeridium