Downiesphaeridium bergmannii (Archangelsky, 1969a, p.414, pl.2, figs.8,11) Quattrocchio and Sarjeant, 1996, p.119.
TYPE: Holotype: Archangelsky, 1969a, pl.2, fig.11. HISTORY: Originally Cleistosphaeridium, subsequently Operculodinium, thirdly (and now) Downiesphaeridium. COMMENTS: Quattrocchio and Sarjeant (1996, p.120) considered this species to be the possible taxonomic senior synonym of Impletosphaeridium charrieri. AGE: Eocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |