"Baltisphaeridium triangulatum" Gerlach, 1961, p.194-195, pl.29, fig.1.
EMENDATION: Sarjeant, 1984b, p.82-83, as Achomospahera triangulata. TYPE: Holotype: Gerlach, 1961, pl.29, fig.1; Sarjeant, 1984b, pl.1, figs.4-5. HISTORY: NOW: Achomosphaera. Originally Baltisphaeridium, subsequently (and now) Achomosphaera. AGE: mid Oligocene-mid Miocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |