Oligosphaeridium specialis
From dinoflaj2
"specialis" Xu Jinli et al., 1997, p.83-84, pl.14, fig.2. Holotype: Xu Jinli et al., 1997, pl.14, fig.2. Name not validly published: no English or Latin description. Age: Mid-Late Eocene.
Parent: Oligosphaeridium
