Gonyaulax ambigua Appendix B
From dinoflaj3
"ambigua" Deflandre, 1939b, p.144, pl.6, fig.2. Holotype: Deflandre, 1939b, pl.6, fig.2; Jan du Chêne et al., 1986a, pl.68, figs.1–3. NOW Leptodinium. Originally Gonyaulax, subsequently Gonyaulacysta, thirdly Millioudodinium, fourthly Rhynchodiniopsis, fifthly (and now) Leptodinium. Age: Kimmeridgian.
Parent: Gonyaulax_Appendix B