Membranilarnacia variata
From dinoflaj3
variata (Jiabo, 1978, p.78–79, pl.27, figs.6–10) He Chengquan et al., 2009, p.355. Holotype: Jiabo, 1978, pl.27, fig.6. Originally Cyclonephelium, subsequently Membranophoridium, thirdly (and now) Membranilarnacia. Age: Early Tertiary.
Parent: Membranilarnacia