Lejeunia circularis
From dinoflaj3
"circularis" He Chengquan in Zheng Yahui and He Chengquan, 1984, p.94, pl.7, figs.21–25; pl.10, figs.3–4. Holotype: Zheng Yahui and He Chengquan, 1984, pl.7, fig.22. NOW Lejeunecysta. Originally Lejeunia (generic name illegitimate), subsequently (and now) Lejeunecysta. Following I.C.N. Article 55.1, the species name Lejeunia circularis is validly published even though the generic name Lejeunia is illegitimate. Age: Late Cretaceous.
Parent: Lejeunia_Gerlach 1961