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Gonyaulax porosa
Gonyaulax porosa Lejeune-Carpentier, 1946, p.B193,B196; text-fig.6. Emendation: Lejeune-Carpentier and Sarjeant, 1981, p.7–8, as Leptodinium porosum.
NOW Leptodinium. Originally Gonyaulax, subsequently Gonyaulacysta (combination not validly published), thirdly (and now) Leptodinium, fourthly Leptodinium?.
Jan du Chêne et al., 1986, recommended that the name of this species be restricted to the holotype.
Holotype: Lejeune-Carpentier, 1946, text-fig.6; Lejeune-Carpentier and Sarjeant, 1981, pl.3, figs.1-2, text-fig.4
Age: late Cretaceous
NOW Leptodinium. Originally Gonyaulax, subsequently Gonyaulacysta (combination not validly published), thirdly (and now) Leptodinium, fourthly Leptodinium?.
Jan du Chêne et al., 1986, recommended that the name of this species be restricted to the holotype.
Holotype: Lejeune-Carpentier, 1946, text-fig.6; Lejeune-Carpentier and Sarjeant, 1981, pl.3, figs.1-2, text-fig.4
Age: late Cretaceous