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Paucisphaeridium inversibuccinum forma bipolare

"Paucisphaeridium inversibuccinum forma bipolare" de Coninck, 1986b, p.17, pl.6, figs.31-32,40-41.

STATUS: Name not validly published: holotype not designated.

AGE: Mid Eocene-Early Oligocene (Bartonian-Tongrian).


Infraspecific taxa:


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