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Thoracosphaera arctica

"Thoracosphaera arctica" Gilbert and Clark, 1983, p.400, pl.1, figs.1-15.

TYPE: Holotype: Gilbert and Clark, 1983, pl.1, fig.1.

HISTORY: NOW: Sphaerodinella. Originally Thoracosphaera, subsequently (and now) Sphaerodinella.

AGE: Late Miocene-Holocene.


Infraspecific taxa:


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