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Gonyaulacysta perforans
Gonyaulacysta perforans (Cookson and Eisenack, 1958) Sarjeant, 1969
Now Cribroperidinium?. Originally Gonyaulax, subsequently Gonyaulacysta, thirdly Leptodinium?, fourthly Rhynchodiniopsis, fifthly Cribroperidinium, sixthly (and now) Cribroperidinium?.
This combination was not validly published in Sarjeant, 1966, since that author did not fully reference the basionym.
Holotype: Cookson and Eisenack, 1958, pl.2, fig.1, text-figs.8-9; Jan du Chêne et al., 1986, pl.32, fig.2
Age: Late Jurassic
Now Cribroperidinium?. Originally Gonyaulax, subsequently Gonyaulacysta, thirdly Leptodinium?, fourthly Rhynchodiniopsis, fifthly Cribroperidinium, sixthly (and now) Cribroperidinium?.
This combination was not validly published in Sarjeant, 1966, since that author did not fully reference the basionym.
Holotype: Cookson and Eisenack, 1958, pl.2, fig.1, text-figs.8-9; Jan du Chêne et al., 1986, pl.32, fig.2
Age: Late Jurassic