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Pterodinium cingulatum subsp. intermedium

Pterodinium cingulatum subsp. intermedium (Cookson and Eisenack, 1974, p.64, pl.23, figs.8-9,11) Lentin and Williams, 1981, p.238.

TYPE: Holotype: Cookson and Eisenack, 1974, pl.23, fig.8, lost according to Jan du Chêne et al. (1986a, p.274).

HISTORY: Originally Spiniferites cingulatus var. intermedius, subsequently Spiniferites cingulatus subsp. intermedius, thirdly Spiniferites? cingulatus subsp. intermedius, fourthly (and now) Pterodinium cingulatum subsp. intermedium.

AGE: Senonian.


Infraspecific taxa:


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