Xenascus plotei
From dinoflaj3
plotei Below, 1981a, p.21–22, pl.2, figs.8–9; pl.8, figs.20a–b,21; pl.14, fig.15; text-fig.10. Holotype: Below, 1981a, pl.2, fig.9; text-fig.10; Fensome et al., 1991, figs.2–3 — p.713. Age: late Aptian–early Cenomanian.
Parent: Xenascus