Dinogymnium acuminatum
From dinoflaj3
*acuminatum Evitt et al., 1967, p.8–16, pls.1–2; pl.3, figs.1–8,10,12,20; text-figs.11–23. Holotype: Evitt et al., 1967, pl.1, figs.21–23; pl.2, fig.5; text-figs.16–18. Taxonomic junior synonyms: Gymnodinium (subsequently Dinogymnium) kasachstanicum and Dinogymnium microgranulosum, both according to Lentin and Vozzhennikova (1990, p.15). Age: Maastrichtian.