"Nematosphaeropsis grandis" Davey, 1975, p.153-154, pl.1, fig.9.
TYPE: Holotype: Davey, 1975, pl.1, fig.9; Jan du Chêne et al., 1986a, pl.55, figs.1-8. HISTORY: NOW: Unipontidinium. Originally Nematosphaeropsis, subsequently Impagidinium, thirdly (and now) Unipontidinium. AGE: Senonian, ?Campanian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |