Impagidinium aspinatum
From dinoflaj3
aspinatum (Cookson and Eisenack, 1974, p.63, pl.23, fig.6) Damassa, 1979a, p.826. Holotype: Cookson and Eisenack, 1974, pl.23, fig.6. Originally Spiniferites cornutus var. aspinatus, subsequently Spiniferites cornutus subsp. aspinatus, thirdly (and now) Impagidinium aspinatum. Age: Paleocene.
Parent: Impagidinium