Rhynchodiniopsis setcheyensis
From dinoflaj2
"setcheyensis" (Sarjeant, 1976c, p.4-6, pl.1, fig.7; text-fig.1) Sarjeant, 1982b, p.36. Holotype: Sarjeant, 1976c, pl.1, fig.7; Jan du Chêne et al., 1986a, pl.74, figs.1-4. NOW Impagidinium. Originally Gonyaulacysta, subsequently Leptodinium, thirdly Rhynchodiniopsis, fourthly (and now) Impagidinium. Age: Kimmeridgian.
Parent: Rhynchodiniopsis