Phthanoperidinium brooksii

brooksii Edwards and Bebout, 1981, p.38,40, pl.1, figs.1-9; pl.2, figs.1-9; text-figs.2-4.  Holotype: Edwards and Bebout, 1981, pl.1, figs. 1-3.  Age: Mid-Late Eocene.

Parent: Phthanoperidinium