Hystrichosphaera cornigera
From dinoflaj3
"cornigera" Wetzel, 1933b, p.39, pl.5, fig.6 ex Deflandre, 1937b, p.66. Holotype: Wetzel, 1933b, pl.5, fig.6. NOW Spiniferites?. Originally Hystrichosphaera, subsequently Spiniferites, thirdly (and now) Spiniferites?. This name was not validly published in Wetzel (1933b) since the generic name was not validly published until 1937. Age: Late Cretaceous.
Parent: Hystrichosphaera