Tetratropis corbula
From dinoflaj3
*corbula Willems, 1990, p.244–248, pl.1, figs.1a–d,2a–d; text-figs.1a–c. Holotype: Willems, 1990, pl.1, figs.1a–d. Hildebrand-Habel and Willems (1997, p.183) referred to this name as a new combination. N.I.A. Age: middle Coniacian.
Parent: Tetratropis