"Cleistosphaeridium microcystum" (Bujak in Bujak et al., 1980, p.88,90, pl.22, figs.2-5) Lentin and Williams, 1981, p.49.
TYPE: Holotype: Bujak et al., 1980, pl.22, figs.2-3. HISTORY: NOW: Sentusidinium. Originally Tenua Eisenack, subsequently Cleistosphaeridium, thirdly (and now) Sentusidinium. AGE: Mid Eocene (see Aubry, 1986).
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |