Polysphaeridium biformum
From dinoflaj2
biformum Islam, 1983b, p.342-343, pl.4, figs.3,6. Holotype: Islam, 1983b, pl.4, fig.6. Age: Mid Eocene.
Parent: Polysphaeridium
biformum Islam, 1983b, p.342-343, pl.4, figs.3,6. Holotype: Islam, 1983b, pl.4, fig.6. Age: Mid Eocene.
Parent: Polysphaeridium
