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Pterodinium makropterum

Pterodinium? makropterum (Cookson and Eisenack, 1982, p.47-48, pl.7, figs.1-3) Lentin and Williams, 1985, p.300.

TYPE: Holotype: Cookson and Eisenack, 1982, pl.7, fig.2.

HISTORY: Originally Spiniferites, subsequently (and now) Pterodinium?. Questionable assignment: Lentin and Williams (1985, p.300).

AGE: mid Cretaceous.


Infraspecific taxa:


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