Operculodinium divergens

divergens (Eisenack, 1954b, p.67, pl.9, figs.13-16) Stover and Evitt, 1978, p.178.  Holotype: Eisenack, 1954b, pl.9, fig.14.  Originally Hystrichosphaeridium, subsequently Baltisphaeridium (combination not validly published; Appendix A), thirdly Cordosphaeridium, fourthly (and now) Operculodinium.  Age: Early Oligocene.

Parent: Operculodinium