Cribroperidinium systremmatos

"?systremmatos" (Gitmez and Sarjeant, 1972, p.204–205, pl.5, figs.7–8) Stover and Evitt, 1978, p.150.  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).  Questionable assignment: Helenes (1984, p.125) as a problematic species.  N.I.A.  Age: early Kimmeridgian.

Parent: Cribroperidinium