Palaeocystodinium akhmetievi Vasilyeva in Andreeva-Grigorovich et al., 2011, p.48–49, pl.6, figs. 5–6.

Holotype: Andreeva-Grigorovich et al., 2011, pl.6, figs.5–6.
Age: Danian–Selandian.

Originals description (Andreeva-Grigorovich et al., 2011):