Aldorfia corticata
From dinoflaj3
"corticata" Norris and Jux, 1984, p.162–163, pl.2, figs.5–16; pl.3, figs.6–7; pl.6, figs.1–5. Holotype: Norris and Jux, 1984, pl.2, figs.7–8. NOW Apteodinium. Originally Aldorfia, subsequently (and now) Apteodinium. Age: late Kimmeridgian–Portlandian.
Parent: Aldorfia