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Pterodinium cingulatum subsp. ovale

Pterodinium cingulatum subsp. ovale (Cookson and Eisenack, 1974, p.64-65, pl.23, fig.12) Lentin and Williams, 1981, p.238.

TYPE: Holotype: Cookson and Eisenack, 1974, pl.23, fig.12, lost according to Jan du Chêne et al. (1986a, p.274).

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

AGE: Paleocene.


Infraspecific taxa:


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