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Gonyaulacysta mamillifera
Gonyaulacysta? mamillifera (Deflandre, 1939) Sarjeant, 1969
Now Leptodinium. Originally Gonyaulax, subsequently Gonyaulacysta?, thirdly Millioudodinium?, fourthly Rhynchodiniopsis?, fifthly (and now) Leptodinium.
At the time of the transfer, Sarjeant, 1969, questionably included this species in Gonyaulacysta.
This combination was not validly published in Sarjeant, 1966, since that author did not fully reference the basionym.
Sarjeant, 1966, questionably included the species in Gonyaulacysta.
Holotype: Deflandre, 1939, pl.6, fig.1; Jan du Chêne et al., 1986, pl.72, figs.1-8
Age: Kimmeridgian
Now Leptodinium. Originally Gonyaulax, subsequently Gonyaulacysta?, thirdly Millioudodinium?, fourthly Rhynchodiniopsis?, fifthly (and now) Leptodinium.
At the time of the transfer, Sarjeant, 1969, questionably included this species in Gonyaulacysta.
This combination was not validly published in Sarjeant, 1966, since that author did not fully reference the basionym.
Sarjeant, 1966, questionably included the species in Gonyaulacysta.
Holotype: Deflandre, 1939, pl.6, fig.1; Jan du Chêne et al., 1986, pl.72, figs.1-8
Age: Kimmeridgian