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Cannosphaeropsis utinensis subsp. filifera

"Cannosphaeropsis utinensis subsp. filifera" Cookson and Eisenack, 1958, p.46, pl.7, fig.4.

TYPE: Holotype: Cookson and Eisenack, 1958, pl.7, fig.4.

HISTORY: NOW: Adnatosphaeridium filiferum. Originally Cannosphaeropsis utinensis subsp. filifera, subsequently Cannosphaeropsis filifera, thirdly (and now) Adnatosphaeridium filiferum.

AGE: Campanian-Early Maastrichtian.


Infraspecific taxa:


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