Gonyaulacysta confusa

"confusa" (Vozzhennikova, 1967, p.80, pl.17, figs.1a–b; pl.25, figs.4–5; pl.27, figs.3–4) Sarjeant, 1969, p.9.  Holotype: Vozzhennikova, 1967, pl.25, fig.5, lost according to Lentin and Vozzhennikova (1990, p.93).  NOW Apteodinium.  Originally Gonyaulax (Appendix B), subsequently Gonyaulacysta, thirdly Millioudodinium?, fourthly Rhynchodiniopsis?, fifthly (and now) Apteodinium.  Age: Late Jurassic.

Parent: Gonyaulacysta