Acanthaulax systremmatos
From dinoflaj3
"systremmatos" (Gitmez and Sarjeant, 1972, p.204–205, pl.5, figs.7–8) Brenner, 1988, p.36. Holotype: Gitmez and Sarjeant, 1972, pl.5, figs.7–8; Jan du Chêne et al., 1986a, pl.29, figs.4–7. Originally Gonyaulacysta, subsequently Cribroperidinium, thirdly Millioudodinium, fourthly Cribroperidinium?, fifthly Acanthaulax. Taxonomic senior synonym: Gonyaulacysta (as and now Cribroperidinium) globata, according to Poulsen (1996, p.72). Age: early Kimmeridgian.
Parent: Acanthaulax