Tectatodinium simplex
From dinoflaj3
"simplex" (Harland, 1979b, p.537–538, pl.3, figs.12–15) Edwards, 1984, p.587. Holotype: Harland, 1979b, pl.3, fig.12. NOW Pyxidiella?. Originally (and now) Pyxidiella?, subsequently Tectatodinium. Age: late Miocene.
Parent: Tectatodinium