Phthanoperidinium antarcticum

antarcticum Mao Shaozhi and Mohr, 1995, p.249,251, pl.1, figs.1-7,9-10; pl.7, figs.3,6-7.  Holotype: Mao Shaozhi and Mohr, 1995, pl.1, fig.1.  Age: Mid Eocene.

Parent: Phthanoperidinium