Baltisphaeridium triangulatum Appendix A
From dinoflaj3
"triangulatum" Gerlach, 1961, p.194–195, pl.29, fig.1. Emendation: Sarjeant, 1984b, p.82–83, as Achomospahera triangulata. Holotype: Gerlach, 1961, pl.29, fig.1; Sarjeant, 1984b, pl.1, figs.4–5. NOW Achomosphaera. Originally Baltisphaeridium, subsequently (and now) Achomosphaera. Age: middle Oligocene–mid Miocene.
Parent: Baltisphaeridium_Appendix A