Cyclonephelium australe
From dinoflaj2
"australe" (Pöthe de Baldis, 1966, p.225, pl.1, fig.h) Heisecke, 1970, p.252. Holotype: Pöthe de Baldis, 1966, fig.h. NOW Membranilarnacia?. Originally Membranilarnax, subsequently Cyclonephelium, thirdly Membranilarnacia, fourthly (and now) Membranilarnacia?. Age: Early Tertiary.
Parent: Cyclonephelium