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Nematosphaeropsis grandis

"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:


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DINOFLAJ (c) 1998