Gonyaulacysta pyrum

"pyrum" (Drugg, 1967, p.14, pl.1, fig.17; pl.9, figs.6a–b) Eisenack, 1967, p.97 (al. 306d).  Holotype: Drugg, 1967, pl.1, fig.17; Jan du Chêne et al., 1986a, pl.27, figs.3–5.  NOW Cribroperidinium?.  Originally Gonyaulax (Appendix B), subsequently Gonyaulacysta, thirdly (and now) Cribroperidinium?.  N.I.A.  Age: Maastrichtian–Danian.

Parent: Gonyaulacysta