Polysphaeridium pseudocolligerum
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"pseudocolligerum" Stover, 1977, p.74-75, pl.1, figs.14-19. Holotype: Stover, 1977, pl.1, figs.14-16. NOW Dapsilidinium. Originally Polysphaeridium, subsequently (and now) Dapsilidinium. Age: Early Oligocene-Early Miocene.
Parent: Polysphaeridium