Hystrichosphaeridium saturnium
From dinoflaj2
"saturnium" Maier, 1959, p.319-320, pl.32, fig.8. Holotype: Maier, 1959, pl.32, fig.8; Sarjeant, 1983, pl.4, figs.3-4. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A). Taxonomic senior synonym: Wetzeliella symmetrica, according to Sarjeant (1983, p.107-108). Age: Mid Miocene.
Parent: Hystrichosphaeridium