Cyclonephelium semicirculatum
From dinoflaj3
"semicirculatum" Morgenroth, 1966b, p.9–10, pl.2, figs.3–4. Holotype: Morgenroth, 1966b, pl.2, fig.3. NOW Licracysta. Originally Cyclonephelium, subsequently Areoligera, thirdly (and now) Licracysta. Age: middle Oligocene.
Parent: Cyclonephelium