Gonyaulacysta parorthoceras
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"parorthoceras" Davey, 1968, p.1. Holotype: Sarjeant, 1966b, pl.14, figs.5–6; text-fig.29, as Gonyaulacysta orthoceras; Jan du Chêne et al., 1986a, pl.26, figs.6–8. NOW Cribroperidinium?. Originally Gonyaulacysta, subsequently Millioudodinium, thirdly (and now) Cribroperidinium?. Age: late Barremian.
Parent: Gonyaulacysta